1 |
Capsule narrowly ellipsoid to narrowly obovoid, apex long attenuate; corolla salverform. |
|
(2) |
+ |
Capsule narrowly obovoid, ellipsoid, or ovoid, apex rounded to truncate or rarely acute; corolla tubular, obconic, campanulate, or funnelform (salverform in G. qiujiangensis and occasionally in G. curviphylla). |
|
(4) |
|
|
|
|
2 (1) |
Corolla 1.7-2.2 cm, lobes 4-5 mm, throat with short dark lines |
|
245 Gentiana piasezkii |
+ |
Corolla 2.5-3.5 cm, lobes 6-8 mm, throat without lines. |
|
(3) |
|
|
|
|
3 (2) |
Calyx 1.3-1.7 cm, lobes 1.5-2 mm; corolla throat with yellow and blackish spots |
|
244 Gentiana winchuanensis |
+ |
Calyx 2-2.7 cm, lobes 6-8 mm; corolla throat unmarked |
|
246 Gentiana shaanxiensis |
|
|
|
|
4 (1) |
Plicae margin laciniate or fringed (deeply few dentate in G. epichysantha). |
|
(5) |
+ |
Plicae margin entire, crenulate, 2cleft, dentate, or erose (irregularly laciniate in G. aristata and G. leucomelaena, few laciniate in G. stellulata). |
|
(19) |
|
|
|
|
5 (4) |
Plicae margin fringes with expanded tips. |
|
(6) |
+ |
Plicae margin filiform-fringed or laciniate with acuminate tips or deeply few dentate. |
|
(9) |
|
|
|
|
6 (5) |
Stem leaf petioles 4-7 mm; stem branches divaricate |
|
134 Gentiana divaricata |
+ |
Stem leaf petioles 0.5-1.5 mm; stem branches narrowly divergent. |
|
(7) |
|
|
|
|
7 (6) |
Corolla outside bluish gray, inside white |
|
135 Gentiana oligophylla |
+ |
Corolla blue or blue-purple. |
|
(8) |
|
|
|
|
8 (7) |
Leaf blade margin distinctly densely papillate-ciliolate; corolla lobes erose-undulate; filaments inserted near base of corolla tube |
|
136 Gentiana deltoidea |
+ |
Leaf blade margin smooth or minutely papillate; corolla lobes entire; filaments inserted near middle of corolla tube |
|
137 Gentiana recurvata |
|
|
|
|
9 (5) |
Calyx lobes ovate, spreading to recurved; corolla 2.3-3 cm |
|
222 Gentiana jamesii |
+ |
Calyx lobes filiform to narrowly triangular, erect; corolla 0.8-1.5 cm (2.2-2.6 cm in G. qiujiangensis). |
|
(10) |
|
|
|
|
10 (9) |
Plicae margin deeply few dentate, not truly fringed; corolla white to yellowish green, outside with blue-gray stripes |
|
133 Gentiana epichysantha |
+ |
Plicae margin truly fringed; corolla pale to dark blue, violet, or purple (sometimes pale yellow or white in G. mairei and G. formosa). |
|
(11) |
|
|
|
|
11 (10) |
Stems at least 2 × dichotomously branched at various levels (occasionally simple in G. exquisita). |
|
(12) |
+ |
Stems generally simple or branched only near base (occasionally few branched in G. formosa and G. burmensis). |
|
(15) |
|
|
|
|
12 (11) |
Annuals with at least remains of basal leaves; calyx ca. 1/2 as long as corolla; plicae shorter than corolla lobes. |
|
(13) |
+ |
Perennials with stolons but lacking distinctive basal leaves at anthesis; calyx 1/4-1/3 as long as corolla; plicae slightly shorter to as long as corolla lobes. |
|
(14) |
|
|
|
|
13 (12) |
Corolla inside with short blackish lines in throat; plicae margin usually with 8-10 fringes; filaments inserted near base of corolla tube |
|
138 Gentiana mairei |
+ |
Corolla inside without short blackish lines in throat; plicae margin usually with 15-20 fringes; filaments inserted near middle of corolla tube |
|
139 Gentiana panthaica |
|
|
|
|
14 (12) |
Corolla with dark blue spots; plicae 3-4 × as wide as linear lobes |
|
143 Gentiana exquisita |
+ |
Corolla without spots; plicae not wider than ovate-elliptic to ovate lobes |
|
145 Gentiana grata |
|
|
|
|
15 (11) |
Corolla salverform, 2.2-2.6 cm |
|
140 Gentiana qiujiangensis |
+ |
Corolla tubular-campanulate, obconic, or funnelform, 0.8-1.5 cm. |
|
(16) |
|
|
|
|
16 (15) |
Plicae less than 1/2 as long as corolla lobes, margin laciniate; stamens inserted at apical part of corolla tube. |
|
(17) |
+ |
Plicae as long as or slightly shorter than corolla lobes, margin filiform-fringed; stamens inserted at middle or basal part of corolla tube. |
|
(18) |
|
|
|
|
17 (16) |
Corolla lobes suborbicular, base distinctly contracted, apex rounded, plicae broadly oblong; style 1.5-2 mm |
|
141 Gentiana lacinulata |
+ |
Corolla lobes ovate-triangular to ovate-lanceolate, base not contracted, apex obtuse; plicae ovate; style 3-4 mm |
|
142 Gentiana muscicola |
|
|
|
|
18 (16) |
Flowers nodding on pedicel bent near apex; calyx lobes filiform to subulate; corolla white to pale blue |
|
144 Gentiana formosa |
+ |
Flowers ± erect; calyx lobes narrowly triangular; corolla purple |
|
146 Gentiana burmensis |
|
|
|
|
19 (4) |
Plants perennial with stolons and/or fleshy roots. |
|
(20) |
+ |
Plants annual or biennial with fibrous roots. |
|
(24) |
|
|
|
|
20 (19) |
Leaves congested, recurved and ± folded, leathery, margin thickened cartilaginous; basal leaves scarcely or not at all larger than stem leaves. |
|
(21) |
+ |
Leaves not congested, neither recurved nor folded, rarely upper leaves occasionally ± recurved, herbaceous, margin membranous or indistinctly cartilaginous; basal leaves distinctly larger than stem leaves. |
|
(22) |
|
|
|
|
21 (20) |
Leaf blade leathery but scarcely rigid, narrowly linear-elliptic, 1-2 mm wide; calyx lobes subulate, (3-)5-6 mm |
|
156 Gentiana kwangsiensis |
+ |
Leaf blade rigid, lanceolate, ovate-elliptic, or ovate, 2-3.5 mm wide; calyx lobes ovate-lanceolate to triangular, 2-3 mm |
|
243 Gentiana arisanensis |
|
|
|
|
22 (20) |
Roots stout, fusiform; stems as long as or slightly longer than basal leaves; basal leaves linear to linear-lanceolate |
|
240 Gentiana napulifera |
+ |
Roots slender, cylindric; stems apparently longer than basal leaves; basal leaves elliptic to ovate-lanceolate. |
|
(23) |
|
|
|
|
23 (22) |
Flowers clustered in ± involucrate heads, subsessile; anthers 1-1.5 mm |
|
241 Gentiana praticola |
+ |
Flowers solitary on short to long branches, subsessile to pedicellate; anthers 1.8-2.5 mm |
|
242 Gentiana loureiroi |
|
|
|
|
24 (19) |
Calyx lobes spreading, recurved, or reflexed (rarely erect in G. bryoides. G. crassuloides, and G. pedicellata). |
|
(25) |
+ |
Calyx lobes erect and ± appressed to corolla (rarely slightly spreading in G. simulatrix). |
|
(45) |
|
|
|
|
25 (24) |
Calyx lobes needlelike, straight spreading, rigid |
|
157 Gentiana asterocalyx |
+ |
Calyx lobes not needlelike, recurved, not rigid. |
|
(26) |
|
|
|
|
26 (25) |
Corolla 4-5 mm |
|
186 subsp. subtilis |
+ |
Corolla 5.5-23 mm. |
|
(27) |
|
|
|
|
27 (26) |
Leaf blade pubescent to hirsute. |
|
(28) |
+ |
Leaf blade glabrous or merely papillate, not pubescent (margin sometimes ciliolate). |
|
(29) |
|
|
|
|
28 (27) |
Stem leaf blades deltate-spatulate, 3-4.5 mm; corolla 5.5-6 mm |
|
175 Gentiana nyingchiensis |
+ |
Stem leaf blades ovate to ovate-triangular, 2.5-3 mm; corolla 8-10 mm |
|
185 Gentiana hirsuta |
|
|
|
|
29 (27) |
Stem leaf blades lanceolate, narrowly elliptic, ovate, ovate-triangular, or cordate (occasionally oblanceolate in G. pedicellata). |
|
(30) |
+ |
Stem leaf blades oblong, spatulate, obovate, spatulate-orbicular, or (at least upper leaves) reniform. |
|
(36) |
|
|
|
|
30 (29) |
Leaves and calyx lobes without a distinctly thickened margin. |
|
(31) |
+ |
Leaves and calyx lobes with a distinctly thickened cartilaginous margin (calyx lobes margin membranous in G. scabrifilamenta). |
|
(33) |
|
|
|
|
31 (30) |
Corolla yellow or pale yellow, with dark spots in throat |
|
167 Gentiana scabrida |
+ |
Corolla outside pale yellow-green, inside pale blue, blue, or blue-purple, without spots in throat. |
|
(32) |
|
|
|
|
32 (31) |
Corolla twice as long as calyx, inside blue to blue-purple with yellow to orange throat |
|
168 Gentiana pedicellata |
+ |
Corolla scarcely exceeding calyx, inside pale blue |
|
169 Gentiana moniliformis |
|
|
|
|
33 (30) |
Leaves and calyx lobes with a somewhat fleshy to subcoriaceous aristate tip to 0.7 mm; flowering branches usually short, erect, crowded. |
|
(34) |
+ |
Leaves and calyx lobes with an herbaceous apiculate or cuspidate tip; flowering branches long, spreading, lax. |
|
(35) |
|
|
|
|
34 (33) |
All stem leaf blades ovate or cordate; anthers 0.5-0.8 mm |
|
170 Gentiana yokusai |
+ |
Upper stem leaf blades narrowly elliptic; anthers 0.8-1 mm |
|
171 Gentiana sutchuenensis |
|
|
|
|
35 (33) |
Corolla 12-14 mm; calyx lobes narrowly triangular; stamens inserted at middle of corolla tube; filaments 1-1.2 mm, scabrous or papillate |
|
172 Gentiana scabrifilamenta |
+ |
Corolla 7-8 mm; calyx lobes ovate; stamens inserted at basal part of corolla tube; filaments 2-2.5 mm, glabrous |
|
174 Gentiana alsinoides |
|
|
|
|
36 (29) |
Calyx lobes inside papillate, margin not distinctly thickened |
|
176 Gentiana mailingensis |
+ |
Calyx lobes inside not papillate, margin distinctly cartilaginously thickened. |
|
(37) |
|
|
|
|
37 (36) |
Upper stem leaf blades wider than long, reniform |
|
177 Gentiana crassuloides |
+ |
All stem leaf blades longer than wide, spatulate or obovate. |
|
(38) |
|
|
|
|
38 (37) |
Stems often solitary (occasionally to 10), simple toward base, fastigiately short branched toward apex; flowers in a ± capitate or corymbose inflorescence. |
|
(39) |
+ |
Stems 2 to several, simple or branched only near base, if branched higher then ultimate branches distinctly longer than flowers, not fastigiate; flowers not in heads or dense corymbs. |
|
(40) |
|
|
|
|
39 (38) |
Flowering branches ± crowded into a head; corolla 6-7 mm, pale blue |
|
223 Gentiana intricata |
+ |
Flowering branches corymbose; corolla 11-14 mm, purplish |
|
224 Gentiana subintricata |
|
|
|
|
40 (38) |
Basal leaves poorly developed, 4-7 mm. |
|
(41) |
+ |
Basal leaves well developed, (5-)6-30 mm. |
|
(42) |
|
|
|
|
41 (40) |
Calyx tube uniformly herbaceous; stem leaf blades and calyx lobes rounded at apex |
|
178 Gentiana crassula |
+ |
Calyx tube membranous; stem leaf blades and calyx lobes deltate-acute at apex |
|
179 Gentiana curviphylla |
|
|
|
|
42 (40) |
Corolla pale blue, throat with short dark blue lines, lobes mucronate. |
|
(43) |
+ |
Corolla blue to dark blue, throat unmarked, lobes obtuse. |
|
(44) |
|
|
|
|
43 (42) |
Stems branched only at base; stem leaf blades obovate |
|
180 Gentiana bryoides |
+ |
Stems branched throughout; stem leaf blades spatulate to oblanceolate |
|
181 Gentiana ludingensis |
|
|
|
|
44 (42) |
Corolla scarcely exceeding calyx; seeds dark brown |
|
182 Gentiana squarrosa |
+ |
Corolla twice as long as calyx; seeds pale brown |
|
183 Gentiana pseudosquarrosa |
|
|
|
|
45 (24) |
Plants with 1 or occasionally few conspicuous main stems, branched above middle or fastigiately throughout, rarely simple. |
|
(46) |
+ |
Plants with stems usually branched only near base, without a distinct main stem, rarely simple in depauperate specimens. |
|
(73) |
|
|
|
|
46 (45) |
Stem solitary, lower part simple and leafless, upper part much branched with internodes very short and leaves plus flowering branches congested into a dense head. |
|
(47) |
+ |
Stems solitary or several from base, leafy throughout or most of their length, usually ± fastigiately branched near or above middle, branches forming dense or ± corymbose inflorescences (occasionally unbranched in small plants). |
|
(54) |
|
|
|
|
47 (46) |
Margin of all stem leaf blades cartilaginous. |
|
(48) |
+ |
Margin of upper stem leaf blades membranous. |
|
(49) |
|
|
|
|
48 (47) |
Calyx lobes subulate, apex acuminate and awned; stamens inserted near base of corolla tube; stigma lobes narrowly oblong |
|
216 Gentiana xingrenensis |
+ |
Calyx lobes suborbicular, apex rounded and cuspidate; stamens inserted at or about middle of corolla tube; stigma lobes semiorbicular |
|
221 Gentiana globosa |
|
|
|
|
49 (47) |
Margin of lower stem leaf blades conspicuously membranous. |
|
(50) |
+ |
Margin of lower stem leaf blades not membranous but usually cartilaginous. |
|
(51) |
|
|
|
|
50 (49) |
Calyx campanulate, 7-8.5 mm, lobes ovate-elliptic; corolla 8-9 mm |
|
217 Gentiana albomarginata |
+ |
Calyx obconic, 4-4.5 mm, lobes oblong to suborbicular; corolla 7-8 mm |
|
220 Gentiana albicalyx |
|
|
|
|
51 (49) |
Leaves and calyx pubescent; corolla 1.2-1.4 cm; stamens unequal |
|
214 Gentiana pedata |
+ |
Leaves and calyx glabrous; corolla 0.7-1.1 cm; stamens equal. |
|
(52) |
|
|
|
|
52 (51) |
Calyx campanulate, 8-9 mm; corolla lobes 2-3 mm |
|
219 Gentiana huxleyi |
+ |
Calyx tubular, 4.5-7 mm; corolla lobes 1-1.5 mm. |
|
(53) |
|
|
|
|
53 (52) |
Calyx lobes ovate to triangular, 2.5-3.5 mm; plicae ovate; stamens inserted at or about middle of corolla tube, filaments 1.5-2 mm |
|
215 Gentiana scytophylla |
+ |
Calyx lobes broadly oblong, 1.5-2 mm; plicae semi-orbicular; stamens inserted near base of corolla tube, filaments 3-3.5 mm |
|
218 Gentiana capitata |
|
|
|
|
54 (46) |
Calyx lobes filiform to filiform-subulate. |
|
(55) |
+ |
Calyx lobes lanceolate, elliptic-lanceolate, ovate, or triangular. |
|
(57) |
|
|
|
|
55 (54) |
Corolla 1-1.8 cm, outside yellowish green, inside pale blue |
|
147 Gentiana delicata |
+ |
Corolla (1.5-)1.8-6 cm, purple or blue. |
|
(56) |
|
|
|
|
56 (55) |
Calyx lobes shorter than tube; corolla purple; style 1.5-2.5 mm |
|
148 Gentiana rubicunda |
+ |
Calyx lobes twice as long as tube; corolla blue; style 3-4.5 mm |
|
149 Gentiana itzershanensis |
|
|
|
|
57 (54) |
Stem leaf blades spatulate or obovate. |
|
(58) |
+ |
Stem leaf blades oblong, lanceolate, narrowly elliptic, elliptic-ovate, ovate, ovate-orbicular, or orbicular. |
|
(64) |
|
|
|
|
58 (57) |
Calyx lobes about as long as or longer than tube. |
|
(59) |
+ |
Calyx lobes shorter than tube. |
|
(61) |
|
|
|
|
59 (58) |
Leaves densely pubescent on both surfaces and calyx pubescent outside; corolla pale yellow, scarcely exceeding calyx |
|
233 Gentiana kunmingensis |
+ |
Leaves and calyx lobes glabrous or merely papillate on adaxial surface or midvein, sometimes ciliolate on margin; corolla pale blue or blue, distinctly longer than calyx. |
|
(60) |
|
|
|
|
60 (59) |
Midrib of leaves and calyx lobes densely papillate; stamens equal; lateral branches well developed |
|
234 Gentiana papillosa |
+ |
Midrib of leaves and calyx lobes glabrous; stamens unequal; lateral branches short and weak |
|
232 Gentiana maeulchanensis |
|
|
|
|
61 (58) |
Upper stem leaf blades linear to narrowly elliptic; corolla throat with short blackish lines |
|
236 Gentiana bomiensis |
+ |
Upper stem leaf blades spatulate; corolla throat without lines or spots. |
|
(62) |
|
|
|
|
62 (61) |
Whole plant blackish purple; petiole of stem leaves longer than blade; flowering branches lax |
|
237 Gentiana daochengensis |
+ |
Whole plant green except sometimes for purple stems; petiole of stem leaves shorter than blade; flowering branches crowded at apex of stem. |
|
(63) |
|
|
|
|
63 (62) |
Corolla blue, funnelform |
|
238 Gentiana riparia |
+ |
Corolla outside yellow-green and inside pale blue, tubular |
|
239 Gentiana densiflora |
|
|
|
|
64 (57) |
Corolla 0.6-1 cm. |
|
(65) |
+ |
Corolla 1-2.5 cm. |
|
(67) |
|
|
|
|
65 (64) |
Stamens unequal; stem leaf blades lanceolate |
|
228 Gentiana exigua |
+ |
Stamens equal; stem leaf blades elliptic, ovate-lanceolate, ovate-elliptic, or ovate. |
|
(66) |
|
|
|
|
66 (65) |
Calyx lobes ovate; corolla lobes 1.5-2 mm; stamens inserted at basal part of corolla tube |
|
173 Gentiana simulatrix |
+ |
Calyx lobes linear-lanceolate; corolla lobes 1-1.2 mm; stamens inserted near middle of corolla tube |
|
227 Gentiana franchetiana |
|
|
|
|
67 (64) |
Stems consistently simple, 1flowered; leaf blade margin thickened |
|
235 Gentiana tentyoensis |
+ |
Stems at least of larger plants generally branched, 2- to several flowered (rarely 1flowered in G. zollingeri); leaf blade margin not thickened. |
|
(68) |
|
|
|
|
68 (67) |
Corolla 2-2.5 cm; seeds winged; margin of leaf blade and calyx lobes not distinctly cartilaginous or membranous |
|
225 Gentiana taiwanica |
+ |
Corolla 1-2 cm; seeds wingless; margin of leaf blade and calyx lobes distinctly cartilaginous or membranous. |
|
(69) |
|
|
|
|
69 (68) |
Flowering branches not crowded together; stamens equal |
|
226 Gentiana zollingeri |
+ |
Flowering branches crowded together; stamens unequal. |
|
(70) |
|
|
|
|
70 (69) |
Leaf blade and calyx lobe margins irregularly long ciliate, midribs produced into a prominent ciliate wing or crest; stem leaf blades ovate-orbicular |
|
229 Gentiana cristata |
+ |
Leaf blade and calyx lobe margins not long ciliate, midribs prominent but not winged; stem leaf blades oblong to lanceolate. |
|
(71) |
|
|
|
|
71 (70) |
Middle to upper stem leaves incurved; basal leaf blades scarcely larger than stem leaves; calyx 1-1.2 mm |
|
159 Gentiana linoides |
+ |
Middle to upper stem leaves arcuately spreading; basal leaf blades conspicuously larger than stem leaves; calyx 6-10 mm. |
|
(72) |
|
|
|
|
72 (71) |
Stem leaf blades lanceolate, apex aristate; corolla 1-1.3 cm; plicae margin entire or emarginate |
|
230 Gentiana taliensis |
+ |
Stem leaf blades oblong to oblong-lanceolate, apex mucronate; corolla 1.3-2 cm; plicae margin denticulate |
|
231 Gentiana anisostemon |
|
|
|
|
73 (45) |
Stem leaf blades linear, lanceolate, or spatulate. |
|
(74) |
+ |
Stem leaf blades broader than linear, lanceolate, or spatulate. |
|
(82) |
|
|
|
|
74 (73) |
Anthers straight. |
|
(75) |
+ |
Anthers curved. |
|
(77) |
|
|
|
|
75 (74) |
Calyx lobes as long as or longer than tube; anthers subglobose |
|
158 Gentiana asparagoides |
+ |
Calyx lobes shorter than tube (as long as tube in G. linoides); anthers linear to oblong. |
|
(76) |
|
|
|
|
76 (75) |
Margin of leaf blade and calyx lobes broadly membranous; corolla blue-purple with yellow-green base, lobe margin entire; stamens unequal; stem leaves incurved and folded |
|
159 Gentiana linoides |
+ |
Margin of leaf blade and calyx lobes narrowly membranous; corolla outside blue-gray and inside white to bluish gray, lobe margin serrate to erose; stamens often equal; stem leaves straight but apex sometimes recurved |
|
162 Gentiana heleonastes |
|
|
|
|
77 (74) |
Corolla throat with dark spots and stripes. |
|
(78) |
+ |
Corolla throat without dark spots or stripes. |
|
(79) |
|
|
|
|
78 (77) |
Margin of lower stem leaves cartilaginous and of upper leaves membranous; corolla purple; stamens inserted at basal part of corolla tube |
|
160 Gentiana syringea |
+ |
Margin of all stem leaves membranous; corolla blue with yellow-green base; stamens inserted at middle of corolla tube |
|
161 Gentiana grumii |
|
|
|
|
79 (77) |
Stems papillate toward apex, pedicel papillate; corolla tubular |
|
164 Gentiana tricolor |
+ |
Stems and pedicels not papillate; corolla obconic. |
|
(80) |
|
|
|
|
80 (79) |
Lower stem leaf blades ovate to ovate-orbicular; corolla lobes ovate-orbicular |
|
165 Gentiana choanantha |
+ |
Lower stem leaf blades linear to linear-lanceolate; corolla lobes ovate-elliptic to ovate. |
|
(81) |
|
|
|
|
81 (80) |
Pedicel 5-20 mm; corolla lobes 3-4 mm; plicae oblong, 1.5-2 mm, margin irregularly laciniate |
|
163 Gentiana aristata |
+ |
Pedicel 3-4 mm; corolla lobes 2-2.5 mm; plicae ovate-elliptic, 1-1.2 mm, margin denticulate |
|
166 Gentiana curvianthera |
|
|
|
|
82 (73) |
Calyx lobes usually filiform or filiform subulate. |
|
(83) |
+ |
Calyx lobes lanceolate or triangular. |
|
(92) |
|
|
|
|
83 (82) |
Calyx 2-4 mm; corolla 4-7 mm. |
|
(84) |
+ |
Calyx (4-)4.5-9 mm; corolla 8-20 mm. |
|
(86) |
|
|
|
|
84 (83) |
Stem leaves recurved; calyx 3.5-4 mm; corolla blue; plicae obliquely truncate, margin irregularly crenulate |
|
130 Gentiana myrioclada |
+ |
Stem leaves spreading; calyx 2-3.5 mm; corolla white or blue-gray; plicae symmetrical, margin entire, 2cleft, or few laciniate. |
|
(85) |
|
|
|
|
85 (84) |
Stem leaf blades ovate; corolla 4-6 mm, tube longer than lobes; plicae margin entire; calyx 2-3 mm |
|
131 Gentiana microphyta |
+ |
Stem leaf blades elliptic-lanceolate to sometimes ovate-lanceolate; corolla 6-7 mm, tube shorter than lobes; plicae margin 2cleft to few laciniate; calyx 3-3.5 mm |
|
132 Gentiana stellulata |
|
|
|
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86 (83) |
Corolla purple, throat with many short dark lines. |
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(87) |
+ |
Corolla white to pale yellow or pale blue to pale purple, throat unmarked or with yellow spots. |
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(88) |
|
|
|
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87 (86) |
Leaf blade margin hirsute; corolla 0.9-1 cm; calyx coarsely papillate |
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150 Gentiana baoxingensis |
+ |
Leaf blade margin almost smooth; corolla 1.7-2 cm; calyx not papillate |
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151 Gentiana filisepala |
|
|
|
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88 (86) |
Corolla with yellow spots in throat; plicae almost as long as lobes |
|
152 Gentiana flavomaculata |
+ |
Corolla without spots in throat; plicae shorter than lobes. |
|
(89) |
|
|
|
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89 (88) |
Leaf blade adaxially densely papillate; corolla white, yellowish white, or yellowish green, blue on outside only; plicae margin deeply few dentate |
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133 Gentiana epichysantha |
+ |
Leaf blade adaxially glabrous; corolla pale blue at least in throat; plicae margin entire or 2cleft. |
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(90) |
|
|
|
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90 (89) |
Leaf blade broadly ovate or cordate, base rounded and contracted into a slender petiole; stem branches divaricate |
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153 Gentiana vandellioides |
+ |
Leaf blade lanceolate, narrowly elliptic, or ovate, base attenuate or obtuse, subsessile; stem branches narrowly divergent. |
|
(91) |
|
|
|
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91 (90) |
Stems purple, densely papillate; basal leaf blades linear-elliptic, 13-17 × 2-3.5 mm; corolla pale purple |
|
154 Gentiana tatakensis |
+ |
Stems green, not papillate; basal and stem leaf blades lanceolate, 6-11 × 1-2.5 mm; corolla yellowish white, throat pale blue |
|
155 Gentiana yiliangensis |
|
|
|
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92 (82) |
Plicae very small, auriculate, attached to right side of corolla lobe |
|
184 Gentiana prainii |
+ |
Plicae large, oblong, ovate, or triangular, borne between corolla lobes. |
|
(93) |
|
|
|
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93 (92) |
Calyx lobes and/or corolla lobes caudate. |
|
(94) |
+ |
Neither calyx lobes nor corolla lobes caudate. |
|
(102) |
|
|
|
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94 (93) |
Leaves and calyx lobes glabrous except for minute marginal cilia; leaf blade margin on at least uppermost stem broadly membranous (not or scarcely so in G. ninglangensis var. glabrescens). |
|
(95) |
+ |
Leaves and usually also calyx papillate or puberulent to hirsute at least on midribs; leaf blade margin not membranous (sometimes narrowly cartilaginous). |
|
(96) |
|
|
|
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95 (95) |
Leaf blade margin not membranous; corolla 1.4-1.6 cm |
|
(95) |
+ |
Leaf blade margin broadly membranous; corolla 1.7-2.2 cm |
|
211 Gentiana chungtienensis |
|
|
|
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96 (94) |
Leaves and calyx hirsute. |
|
(97) |
+ |
Leaves and calyx papillate or puberulent. |
|
(99) |
|
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|
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97 (96) |
All stem leaf blades ovate to ovate-orbicular |
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189 Gentiana pubiflora |
+ |
At least lower stem leaf blades obovate or spatulate. |
|
(98) |
|
|
|
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98 (97) |
All stem leaf blades obovate or spatulate |
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190 Gentiana pubigera |
+ |
Lower stem leaf blades obovate or spatulate, middle to upper elliptic to linear-lanceolate |
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191 Gentiana ninglangensis |
|
|
|
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99 (96) |
Corolla lobes caudate with tips 1-1.5 mm; stem leaf blade margins narrowly cartilaginous. |
|
(100) |
+ |
Corolla lobes obtuse to acute, sometimes mucronate but not caudate; stem leaf blade margins broadly membranous. |
|
(101) |
|
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100 (99) |
Stem leaf blades spatulate to obovate; corolla 0.8-1 cm; stamens equal; stems much branched |
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187 Gentiana xanthonannos |
|
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|
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101 (99) |
All stem leaf blades ovate or basally sometimes obovate; calyx 6-8 mm |
|
212 Gentiana subuniflora |
+ |
Stem leaf blades lanceolate; calyx 13-15 mm |
|
213 Gentiana radiata |
|
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102 (93) |
Stamens unequal. |
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(103) |
+ |
Stamens equal. |
|
(107) |
|
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103 (102) |
Corolla throat with blackish stripes and spots. |
|
(104) |
+ |
Corolla throat without stripes or spots. |
|
(105) |
|
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104 (103) |
All stem leaf blades spatulate to obovate; stems usually branched only at base; corolla (1.3-)1.4-2 cm |
|
195 Gentiana bella |
+ |
Upper stem leaf blades linear to elliptic; stems 2 or 3-branched; corolla 1-1.5 cm |
|
196 Gentiana forrestii |
|
|
|
|
105 (103) |
Stem leaf blade margins cartilaginous; corolla outside yellowish green |
|
197 Gentiana complexa |
+ |
Stem leaf blade margins indistinctly membranous; corolla outside blue or purple. |
|
(106) |
|
|
|
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106 (105) |
Whole plant subglabrous; corolla 1.2-1.6 cm, clear pale blue |
|
198 Gentiana flexicaulis |
+ |
Stems densely papillate and margins of leaves and calyx lobes ciliolate; corolla 0.7-1 cm, purple |
|
199 Gentiana inconspicua |
|
|
|
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107 (102) |
Basal leaves well developed, involucriform. |
|
(108) |
+ |
Basal leaves poorly developed, not involucriform. |
|
(110) |
|
|
|
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108 (107) |
Lower stem leaf blades spatulate, upper elliptic; calyx lobes 1.2-1.5 mm; plicae triangular, apex 2cleft |
|
192 Gentiana licentii |
+ |
Stem leaf blades oblong or lanceolate; calyx lobes 2.5-3 mm; plicae oblong or ovate, apex obtuse or rounded. |
|
(109) |
|
|
|
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109 (108) |
Stems much branched; corolla tubular; calyx lobes broadly triangular; plicae ovate, apex obtuse |
|
193 Gentiana macrauchena |
+ |
Stems few branched; corolla funnelform; calyx lobes narrowly triangular; plicae broadly oblong, apex rounded |
|
194 Gentiana thunbergii |
|
|
|
|
110 (107) |
Stem leaf blades spatulate or obovate, widest above middle. |
|
(111) |
+ |
Stem leaf blades oblong, lanceolate, elliptic, or ovate, widest below middle or with parallel sides. |
|
(114) |
|
|
|
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111 (110) |
Stem leaf blade apices triangular acute, cartilaginous margin indistinct; corolla purple. |
|
(112) |
+ |
Stem leaf blade apices rounded, cartilaginous margin distinct; corolla blue. |
|
(113) |
|
|
|
|
112 (111) |
Leaves and calyx glabrous |
|
200 Gentiana spathulifolia |
+ |
Leaves and calyx densely pubescent |
|
201 Gentiana abaensis |
|
|
|
|
113 (111) |
Calyx ± 1/2 as long as corolla, obconic, tube without longitudinal white stripes |
|
202 Gentiana pseudoaquatica |
+ |
Calyx slightly shorter than corolla, tubular, tube with 5 longitudinal white stripes |
|
203 Gentiana burkillii |
|
|
|
|
114 (110) |
Margins of at least upper leaves and calyx lobes broadly membranous. |
|
(115) |
+ |
Margins of leaves and calyx lobes cartilaginous or narrowly membranous. |
|
(116) |
|
|
|
|
115 (114) |
Corolla throat with short dark blue lines; stem leaf blades linear, linear-lanceolate, oblong, or ovate, all with membranous margins; calyx outside and leaves not papillate |
|
209 Gentiana micantiformis |
+ |
Corolla throat with dark blotches or unmarked; stem leaf blades ovate, navicular, or spatulate, lower with cartilaginous margins, upper with membranous margins; calyx outside and leaves abaxially papillate |
|
210 Gentiana tatsienensis |
|
|
|
|
116 (114) |
Corolla campanulate, with spots in throat. |
|
(117) |
+ |
Corolla tubular, without spots in throat. |
|
(118) |
|
|
|
|
117 (116) |
Corolla with yellow-green spots; plicae deeply 2cleft |
|
204 Gentiana aperta |
+ |
Corolla with dark blue spots; plicae irregularly laciniate |
|
205 Gentiana leucomelaena |
|
|
|
|
118 (116) |
Corolla lobes yellowish white; leaves distinctly ciliolate |
|
206 Gentiana prattii |
+ |
Corolla lobes pale blue or blue-purple; leaves not ciliolate. |
|
(119) |
|
|
|
|
119 (118) |
Flowers subsessile; calyx lobes ovate, base contracted, margin thick cartilaginous; corolla 7-8 mm |
|
173 Gentiana simulatrix |
+ |
Flowers with pedicels 2-4 mm; calyx lobes triangular, base not contracted, margin narrowly membranous; corolla 9-20 mm. |
|
(120) |
|
|
|
|
120 (119) |
Corolla blue, staying closed, lobe apices obtuse; plicae ovate; stamens inserted at basal part of corolla tube |
|
207 Gentiana aquatica |
+ |
Corolla blue-purple with pale yellow-green base and blackish ring in throat, opening normally, lobe apices acute; plicae oblong; stamens inserted at middle of corolla tube |
|
208 Gentiana conduplicata |