全 文 : Guihaia Jun. 2016ꎬ 36 (增刊 1): 76-84
http: / / journal.gxzw.gxib.cn
http: / / www.guihaia-journal.com
【原文刊载】 “华西南毛茛科六新种和二新变种”已发表于«广西植物»ꎬ 2013ꎬ 33(5): 579-587.
华西南毛茛科六新种和二新变种
王文采
( 中国科学院植物研究所 系统与进化植物学国家重点实验室ꎬ 北京 100093 )
摘 要: 该文描述了自华西南东部发现的毛茛科翠雀属 2新种和 1新变种、唐松草属 1新种、银莲花属 1新种
和 1新变种ꎬ以及毛茛属 2新种ꎮ
关键词: 毛茛科ꎬ 翠雀属ꎬ 唐松草属ꎬ 银莲花属ꎬ 毛茛属ꎬ 新分类群ꎬ 华西南
中图分类号: Q944 文献标识码: A 文章编号: 1000 ̄3142(2016)增刊 1 ̄0076 ̄09
Six new species and two new varieties of
Ranunculaceae from Southwest China
WANG Wen ̄Tsai
( State Key Laboratory of Systematic and Evolutionary BotanyꎬInstitute of Botanyꎬ
Chinese Academy of Sciencesꎬ Beijing 100093ꎬ China )
Abstract: Two species and one variety of Delphiniumꎬ one species of Thalictrumꎬ one species and one variety of
Anemoneꎬand two species of Ranunculus (Ranunculaceae) are described as new from Southwest China.
Key words: Ranunculaceaeꎬ Delphiniumꎬ ThalictrumꎬAnemoneꎬ Ranunculusꎬ new taxaꎬ Southwest China
今年春季ꎬ哈佛大学 D. E. Boufford博士寄来一
批近年采自西藏东部和四川西部的毛茛科植物标本
托我鉴定ꎬ从中发现翠雀属 2 新种和 1 新变种以及
银莲花属草玉梅的 1 新变种ꎮ 今年夏季ꎬ同事杨永
博士、刘冰博士等到西藏东部进行植物区系考察ꎬ也
将采集的毛茛科植物标本托我鉴定ꎬ从中发现唐松
草属和银莲花属各 1新种ꎬ以及毛茛属 2新种ꎮ
长苞翠雀花 图 1
Delphinium longibracteolatum W. T. Wangꎬsp.
nov. Fig. 1
(sect. Elatopsis Huth)
Species nova haec est affinis D. densifloro Duthie
ex Huthꎬquod foliorum laminis basi profunde cordatisꎬ
pedicellis supra medium 2 ̄bracteolatisꎬbracteolis minor ̄
ibus linearibus ca. 1.5 cm longis 1-2 mm latis densius ̄
cule pubescentibus et ciliatisꎬcalcari sepalino conico se ̄
palis multo brevioreꎬstaminodiorum limbis ventre dense
longeque barbatis facile distinguitur.
Perennial herbs. Stems ca. 50 cm tallꎬbelow 6 mm
thickꎬsparsely puberulousꎬsimpleꎬ1 ̄leaved. Basal leav ̄
es ca. 4ꎬlong petiolateꎻblades paperyꎬsubsemi ̄orbicu ̄
larꎬ(7-10) cm×(12-16.8) cmꎬ3 ̄lobedꎬapex rounded ̄
truncateꎬbase subtruncateꎬcentral lobe smallꎬovateꎬ3-
3.5 cm longꎬwith upper margins lobulate or incised and
dentateꎬ lateral lobes largerꎬ obliquely flabellateꎬ une ̄
qually 2-3 ̄lobedꎬwith upper margins incised and den ̄
tateꎻsurfaces glabrous or abaxially near base on nerves
with sparse hairsꎻpetioles 8-17 cm longꎬsparsely sprea ̄
收稿日期: 2012 ̄11 ̄22 修回日期: 2013 ̄01 ̄16
作者简介: 王文采(1926 ̄)ꎬ男ꎬ研究员ꎬ中国科学院院士ꎬ著名植物分类学家ꎬ长期从事有花植物分类学研究ꎮ
图 1 长苞翠雀花 A. 开花茎ꎻ B. 退化雄蕊ꎻ C. 雄蕊ꎻ D. 3枚心皮ꎮ
Fig. 1 Delphinium longibracteolatum A. Habitꎻ B. Staminodeꎻ C. Stamenꎻ D. Three carpels. (from holotype)
ding ̄pubescent. Terminal raceme ca. 20 cm longꎬbelow
loosely above densely floweredꎻ bracts greenish ̄whiteꎬ
blue ̄nervedꎬshortly petiolateꎬ lanceolateꎬ (2-3) cm×
(0.45-0.6) cmꎬ glabrous or sparsely pubescentꎻrhachis
sparsely spreading ̄pubescentꎻpedicels 0.8-2.5 cm longꎬ
sparsely spreading ̄pubescent or subglabrousꎬnear apex
2 ̄bracteolateꎻbracteoles similar to bractsꎬnarrow ̄lanceo ̄
late or linear ̄lanceolateꎬ(1.4-2.4) cm×(0.2-0.4) cmꎬ
glabrous or with few hairs. Flower ca. 3 cm long: Sepals
abaxially greenish ̄whiteꎬ purple ̄nervedꎬ adaxially dark
purple (according to the collectors)ꎬentirely glabrousꎬ
abaxially sparsely pubescentꎬupper sepal elliptic ̄ovateꎬ
ca. 1.5 cm×0.7 cmꎬspur conical ̄subulate or subulateꎬ
1.3-1.4 cm longꎬwith base 4-4.5 mm thickꎬlateral sep ̄
77增刊 1 王文采等: 华西南毛茛科六新种和二新变种
als ovate ̄oblongꎬca. 1.6 cm×0.6 cmꎬlower sepals lance ̄
olateꎬca. 1.4 cm×(0.3-0.5) cm. Petals blackꎬglabrousꎬ
2 ̄lobulate at apex. Staminodes blackꎻlimbs ovateꎬca. 7
mm longꎬadaxially and abaxially glabrousꎬunequally 2 ̄
lobulateꎬnear apex sparsely ciliateꎻ claws as long as
limbsꎬabove base minutely 1 ̄appendiculate. Stamens ca.
1 cm longꎬ glabrousꎻ filaments lanceolate ̄linearꎬ ca. 8
mm longꎻanthers blackꎬoblongꎬca. 1.2 mm long. Car ̄
pels 3ꎻovaries oblongꎬca. 5 mm longꎬdensely puberu ̄
lousꎻsteyles 1.5 mm longꎬglabrous.
Tibet: Jiangda County. Narrow gorge and rocky
slopes ca.6 km E in a straight line from the center of
Jiangda City. 31°30′19″ Nꎬ98°17′22″ Eꎻ4 400-4 800
m. Kobresia meadow giving way to slopes with dwarf
(<5 m tall) Potentilla fruticosa and Caraganaꎬ then
rocky slope and rocky ridge. On slope at base of shrubs
of Caragana. Tepals outside pale greenish white with
purple venationꎬinside dark purple. August 4ꎬ2009. D.
E. BouffordꎬB. BartholomewꎬD. A. EatonꎬX. H. LiꎬR.
H. LeeꎬB. XuꎬJ. P. YueꎬJ. W. Zhang & X. X. Zhu No.
41846 (holotypeꎬPEꎻisotypeꎬGHꎬnot seen).
本种在亲缘关系上稍接近密花翠雀花(D. den ̄
siflorum Duthie ex Huth)ꎬ与后者的区别在于本种的
叶片基部近截形ꎬ花梗顶端生 2 小苞片ꎬ小苞片较
大ꎬ狭披针形ꎬ近无毛ꎬ萼距近钻形ꎬ退化雄蕊腹面无
毛ꎮ 在密花翠雀花ꎬ叶片基部深心行ꎬ花梗在中部之
上生 2小苞片ꎬ小苞片较小ꎬ条形ꎬ长约 1.5 cmꎬ宽
1~2 mmꎬ稍密被柔毛和缘毛ꎬ萼距筒状圆锥形ꎬ基部
粗 5 ~ 6 mmꎬ退化雄蕊腹面被长髯毛(Munzꎬ1967ꎻ
Wangꎬ1979)ꎮ
左贡翠雀花 图 2:A ̄E
Delphinium zuogongense W. T. Wangꎬ sp. nov.
Fig. 2: A ̄E.
(sect. Delphinastrum DC.)
Species nova haec est affinis D. umbroso Hand. ̄
Mazz.ꎬquod caulibus retrorse strigillosisꎬ inflorescentiis
racemosisꎬrhachidibus dense albo ̄strigillosis et patule
luteolo ̄glanduloso ̄puberulisꎬ floribus majoribusꎬ sepalis
8.5-15 mm longisꎬcalcari sepalino 20-40 mm longoꎬ
carpellorum ovariis pilosis differt.
Perennial herbs. Stems ca. 80 cm tallꎬbelow ca.
7 mm thickꎬglabrous. Lower cauline leaves long petio ̄
lateꎻblades paperyꎬpentagonalꎬ(4 - 5.8) cm ×(8 - 9)
cmꎬ3 ̄parted nearly to baseꎬbase deeply cordateꎬcentral
lobe narrow ̄rhombicꎬ1.8-2 cm broadꎬwith acute apex
and lobulate and dentate upper marginsꎬ lateral lobes
largerꎬobliquely flabellateꎬunequally 2 ̄partedꎻsurfaces
adaxially appressed ̄puberulousꎬabaxially on nerves pu ̄
berulousꎻpetioles 7-12 cm longꎬsparsely spreading ̄pu ̄
bescent or subglabrous. Panicle terminalꎬca. 34 cm×15
cmꎬabunding in flowersꎻbracts shortly petiolateꎬ lower
bracts foliaceousꎬca. 3 cm longꎬ3 ̄parted to 3 ̄sectꎬup ̄
per bracts narrow ̄lanceolateꎬ1-1.8 cm longꎻrhachis be ̄
low glabrousꎬnear apex densely yellowish ̄glandular ̄pu ̄
berulousꎻpedicels 1-4 cm longꎬnear apex 2 ̄bracteolate
and densely yellowish ̄glandular ̄puberulousꎻbracteoles 2
-5 mm remote from flowerꎬlinear or narrow ̄linearꎬ(4-
7) cm×(0.2-0.4) mmꎬsubglabrous. Flower smallꎬca. 2
cm long. Sepals purple ( according to the collectors)ꎬ
adaxially glabrousꎬabaxially yellowish ̄glandular ̄puberu ̄
lousꎬupper sepal ovateꎬ7-10 mm longꎬspur subulateꎬ
1.1-1.3 cm longꎬarcuate ̄decurvedꎬwith base 3-4 mm
thickꎬlateral sepals narrow ̄ obovate ̄oblongꎬ7 - 9 mm
longꎬlower sepals as long as lateral sepalsꎬnarrow ̄obo ̄
vate or narrow ̄ oblanceolate. Petals glabrousꎬapex en ̄
tire. Staminodes 2ꎻlimbs deep blueꎬquadrate ̄ovateꎬca.
4 mm longꎬunequally 2 ̄lobedꎬsparsely ciliolateꎬadaxial ̄
ly above base white ̄barbateꎻclaws as long as limbsꎬgla ̄
brousꎬabove base minutely 1 ̄appendiculate. Stamens ca.
5 mm longꎬ glabrousꎻ filaments lanceolate ̄linearꎬ ca. 4
mm longꎻanthers blackꎬoblongꎬ1 mm long. Carpels 3ꎬ
ca. 3 mm longꎬglabrous.
Tibet: Zuogong County. S of Zuogong City along
the Yu Qu (Yu River) Y 563. Along small tributaryꎬ
29°29′40″ N. 97°56′38″ Eꎻ4 000-4 100 m. Deforested
ravine along small stream (originally Picea forest)ꎬwith
RhododendronꎬRibesꎬJuniperus. Abies forest and beside
road. Tepals purple. July 18ꎬ2009. D. E. BouffordꎬB.
BartholomewꎬD. A. EatonꎬX. H. LiꎬR. H. ReeꎬB. Xuꎬ
T. P. YueꎬJ. W. Zhang & X. X. Zhu No. 40721 (holo ̄
typeꎬPEꎻ isotypeꎬGHꎬnot seen).
本种接近阴地翠雀花 ( D. umbrosum Hand.
 ̄Mazz.)ꎬ与后者的区别在于本种的茎无毛ꎬ花序圆
锥状ꎬ花序轴下部无毛ꎬ花较小ꎬ 萼片长 7 ~ 10 mmꎬ
萼距长 11~13 mmꎬ心皮无毛ꎮ 在阴地翠雀花ꎬ茎被
反曲短糙伏毛ꎬ花序总状ꎬ花序轴全部密被白色短伏
87 广 西 植 物 36卷
图 2 A ̄E. 左贡翠雀花 A.中部茎生叶ꎻ B.顶生圆锥花序ꎻ C.退化雄蕊ꎻ D.雄蕊ꎻ
E. 3枚心皮ꎮ F ̄G. 光果拟螺距翠雀花 F. 中部茎生叶ꎻ G. 花ꎮ
Fig. 2 A ̄E. Delphinium zuogongense A. Middle cauline leafꎻ B. terminal panicleꎻ C. staminodeꎻ D. Stamenꎻ
E. Three carpels. F ̄G. D. bulleyanum var. leiogynumꎻ F. Middle cauline leafꎻ G. Flower. (from holotype)
毛和黄色开展短腺毛ꎬ花较大ꎬ萼片长 8.5~15 mmꎬ萼
距长 20 ~ 24 mmꎬ心皮子房被疏柔毛(Munzꎬ1967ꎻ
Wangꎬ1979)ꎮ
光果拟螺距翠雀花 图 2: F ̄G
Delphinium bulleyanum Diels var. leiogynum W.
T. Wangꎬvar. nov. Fig. 2: F ̄G.
97增刊 1 王文采等: 华西南毛茛科六新种和二新变种
(sect. Delphinastrum DC.)
A var. bulleyano differt carpellis glabris.
Sichuan: Danba County: SE of Danba Cityꎬ on
road (highway 303) to Daofu and Kangding at Dingguo
Shan. 30°36′40″ Nꎬ101°45′22″ Eꎻ2 800-2 950 m. Rem ̄
nant Tsuga forest with scattered Picea and Abies and
shrubs and small trees of MalusꎬSalix and Betula and
shrubs of Rosa. Open areas and at edge of forest. Herbsꎬ
ca. 1 m tallꎬflowers blunish purple. Scattered through ̄
out. 24 Julyꎬ2007. D. E. BouffordꎬK. FujikawaꎬS. L.
KelleyꎬR. H. ReeꎬB. XuꎬJ. W. ZhangꎬT. C. Zhang &
W. D. Zhu No. 38028 (holotypeꎬPEꎻ isotypeꎬGHꎬnot
seen).
本种与模式变种的区别在于心皮无毛ꎮ 模式变
种ꎬ心皮的子房被柔毛 (Munzꎬ1967ꎻ Wangꎬ1979)ꎮ
美花唐松草 图 3: A ̄E
Thalictrum callianthum W. T. Wangꎬ sp. nov.
Fig. 3: A ̄E
Species nova haec est affinis T. delavayi Franch.ꎬ
quod foliolis majoribus usque ad 3 cm longis 2-2.5 cm
latisꎬsepalis minoribus usque ad 9(-12) mm longisꎬan ̄
theris oblongisꎬstylis ovariis multo brevioribus sub fruc ̄
tu apice haud hamatisꎬacheniis ad suturas dorsales ven ̄
tralesque anguste alatis differt.
Perennil herbs. Stems ca. 1. 5 m tallꎬ glabrousꎬ
branched. Middle cauline leaves short petiolateꎬ3 ̄4 ̄ter ̄
nately compoundꎬglabrousꎻblades deltoid or triangular
in outlineꎬ16-18 cm longꎬ22-25 cm broadꎻleaflets nu ̄
merousꎬthin paperyꎬterminal leaflets broad ̄obovateꎬ7-
10 mm longꎬ5-9 mm broadꎬ3 ̄lobedꎬapex long apicu ̄
lateꎬlateral leaflets obliquely ovateꎬobliquely quadrate
or obliquely narrow ̄obovateꎬ4 - 9 mm longꎬ3 - 9 mm
broadꎬ3 ̄lobulate or undividedꎬapex acuteꎻpetioles ca. 5
cm longꎬbase brown ̄vaginate. Terminal thyrse ca. 30 cm
longꎬca. 30 ̄floweredꎬglabrousꎻbracts foliaceousꎬ2.5-7
cm longꎻpedicels slenderꎬ2-4.5 cm long. Flower 2-3
cm in diam.ꎬbeautifulꎻsepals 4(5)ꎬpurple (according
to the collectors)ꎬ spreadingꎬ long elliptic or narrow ̄
ovateꎬ11-16 mm longꎬ5-10 mm broadꎬglabrousꎬapex
mucronateꎻstamens 22-28ꎬ5-8.5 mm longꎬglabrousꎬfil ̄
aments filiformꎬanthers yellowꎬnarrow. linearꎬ1.5-2 mm
longꎬapex apiculateꎻ carpels 10 - 15ꎬ glabrousꎬ ovaries
greenꎬellipticꎬca. 1 mm longꎬstyles slenderꎬdark ̄blueꎬ
ca. 1 mm longꎬstigmas yellowꎬnarrow ̄linearꎬ0.8-1 mm
longꎬbasal stipes 0.5-0.8 mm long. Achenes flattenedꎬ
sublunateꎬca. 5 mm longꎬ1.5-2 mm broadꎬglabrousꎬon
each side prominently and longitudinally 1 - 3 ̄nervedꎬ
basal stipes ca. 1 mm longꎬpersistent styles 2-2.2 mm
longꎬapex hooked. 西藏 (Tibet): 米林 (Milin)ꎬ派区
(Paiqu)ꎬ格噶村 (Gega Village)ꎬalt. 3 400 mꎬ灌丛中
(in shrubbery)ꎬ植物高1.5 m (pl. 1.5 m tall)ꎬ花紫色
(fls. purple)ꎬ2012 ̄08 ̄01ꎬ杨永ꎬ刘冰ꎬ林秦文ꎬ赖阳
均ꎬ冯涛 (Y. YangꎬB. LiouꎬQ. W. LinꎬY. J. Lai & T.
Feng) 471 (holotypeꎬPE).
本种与偏翅唐松草(T. delavayi Franch.)近缘ꎬ与
后者的区别在于本种叶的小叶较小ꎬ长 4~10 mmꎬ宽
3~9 mmꎬ萼片较大ꎬ长 11~16 mmꎬ花药狭条形ꎬ花柱
细长ꎬ与子房等长ꎬ果期伸长后顶端呈钩状弯曲ꎬ瘦果
无翅ꎮ 在偏翅唐松草ꎬ小叶较大ꎬ长达 3 cmꎬ宽达 2~
2 5 cmꎬ萼片较小ꎬ长达 9( ~ 12) mmꎬ花药长圆形ꎬ
花柱比子房短数倍ꎬ果期顶端不弯曲ꎬ瘦果沿背缝线
和腹缝线具狭翅(王文采ꎬ1979)ꎮ
在 1991、2001年我分别到瑞典乌普萨拉和瑞士
日内瓦访问时ꎬ曾在两地的植物园中看到栽培有特
产我国云南、四川的偏翅唐松草ꎬ本种的花比偏翅唐
松草的花还要大ꎬ呈紫色ꎬ也更加美丽ꎬ值得引种作
为观赏植物ꎮ
米林银莲花 图 3: F ̄K
Anemone milinensis W. T. Wangꎬ sp. nov. Fig.
3: F ̄K
Species nova haec est affinis A. rivulari Buch. ̄
Ham. ex DC.ꎬquae foliis utrinque strigosisꎬfloribus plu ̄
ribus in cymam compositam bis vel ter ramosam disposi ̄
tisꎬbracteis petiolatisꎬfloris sepalis albis pluribus (6-)
7-8(-10) elliptico ̄obovatis dorso sparse pubescentibus
apice dense puberulis facile recedit.
Perennial herbs. Rhizome unknown. Basal leaves
severalꎬlong petiolateꎬglabrousꎻblades paperyꎬdeltoid or
orbicular ̄ovateꎬ1.2-1.5 cm longꎬ1.7-2.6 cm broadꎬ3 ̄
sectꎬ base deep ̄cordateꎬ central segment broad ̄ovateꎬ
ca. 1.5 cm broadꎬ 3 ̄partedꎬ partitions with 2-3 ultimate
ovate lobulesꎬlateral segments obliquely flabellateꎬune ̄
qually 3 ̄partedꎻpetioles 9-13.5 cm long. Scape 12-16
cm tallꎬglabrousꎻinvolucre consisting of 3 sessile bractsꎬ
which are 1.1-1.3 cm longꎬ2 ̄3 ̄fidꎬwith lobes narrow ̄
triangular or sublinearꎬentire or 3 ̄lobulate. Flower soli ̄
08 广 西 植 物 36卷
图 3 A ̄E. 美花唐松草 A. 茎中部叶ꎻ B. 聚伞圆锥花序ꎻ C. 雄蕊ꎻ D. 心皮ꎻ E. 瘦果ꎮ F ̄K. 米林银莲花
F. 基生叶ꎻ G. 花葶ꎻ H. 花ꎻ I. 雄蕊ꎻ J. 雌蕊群ꎻ K. 心皮纵切面ꎮ
Fig. 3 A ̄E. Thalictrum callianthum A. Middle cauline leafꎻ B. Thyrseꎻ C. Stamenꎻ D. Carpelꎻ E. Achene. F ̄K. Anemone milinensis
F. Basal leafꎻ G. Scapeꎻ H. Flowerꎻ I. Stamenꎻ J. Gynoeciumꎻ K. Longitudinal section of carpel. (from holotype)
taryꎬterminalꎬor 2 flowers arranged in a terminal simple
monochasiumꎻpedicels 1-12 mm longꎬglabrousꎻsepals
5ꎬdilutely blue ̄purple ( according to the collectors)ꎬ
broad ̄obovateꎬca. 6 mm longꎬ4 - 4. 5 mm broadꎬgla ̄
brousꎬapex rounded or subtruncateꎻstamens ca. 18ꎬgla ̄
brousꎬ filaments whiteꎬ linearꎬ 1 - 2 mm longꎬ anthers
18增刊 1 王文采等: 华西南毛茛科六新种和二新变种
dark ̄blueꎬnarrow ̄oblongꎬ1.2-1.5 mm longꎻcarpels ca.
16ꎬ glabrousꎬ ovaries greenꎬ narrow ̄oblongꎬ 1 - 2 mm
longꎬ1 ̄ovulateꎬstyles 0.5-1 mm longꎬapex hooked.
西藏(Tibet): 米林(Milin)ꎬ派区(Paiqu)ꎬ多雄
拉山(Mount Duoxiongla)ꎬalt. 4 200 mꎬ高山草地(al ̄
pine meadow)ꎬ花淡蓝紫色 ( fls. dilutely blue ̄pur ̄
ple)ꎬ2012 ̄07 ̄30ꎬ杨永ꎬ刘冰ꎬ林秦文ꎬ赖阳均ꎬ冯涛
(Y. YangꎬB. LiouꎬQ. W. LinꎬY. J. Lai & T. Feng)
319(holotypeꎬPE).
本种与草玉梅(A. rivularis Buch. ̄Ham. ex DC.)
近缘ꎬ与后者的区别在于本种的叶无毛ꎬ花单朵顶生
或 2朵组成一顶生简单单歧聚伞花序ꎬ苞片无柄ꎬ花
的萼片淡蓝紫色ꎬ5枚ꎬ宽倒卵形ꎬ无毛ꎮ 在草玉梅ꎬ
叶两面被糙伏毛ꎬ花较多ꎬ组成 2 ~ 3 回分枝的复杂
聚伞花序ꎬ苞片具柄ꎬ花的萼片白色ꎬ较多ꎬ(6 ~ )7 ~
8( ~10)枚ꎬ椭圆形状倒卵形ꎬ背面疏被柔毛ꎬ顶端密
被短柔毛(王文采ꎬ1980)ꎮ
疏毛草玉梅 (变种)
Anemone rivularis Buch. ̄Ham. ex DC. var. pilo ̄
sisepala W. T. Wangꎬ var. nov.
A var. rivulari differt cyma simplici 3 ̄floraꎬsepalis
apice sparse pilosis.
Tibet: Mangkang (Markham). Between Mangkang
and the Jinsha Jiang on highway 318ꎬalong Xi Qiu (Xi
River). 29°43′78″ Nꎬ98°46′37″ Eꎻ3 300 m. Ravine with
dwarf Quercus and mixed shrubs on steepꎬrocky slopes.
Among rocks in thickets and clearings. Sepals abaxially
purpleꎬadaxially white. July 16ꎬ2009. D. E. BouffordꎬB.
BartholomewꎬD. A. EatonꎬX. H. LiꎬR. H. ReeꎬB. Xuꎬ
J. P. YueꎬJ. W. Zhang & X. X. Zhu No. 40614 (holo ̄
typeꎬPEꎻ isotypeꎬGHꎬnot seen).
本变种与模式变种的区别在于本变种的花序为
简单聚伞花序ꎬ具 3朵花ꎬ萼片顶端疏被柔毛ꎮ 在模
式变种ꎬ花序为 2 ~ 3 回分枝的复杂聚伞花序ꎬ具较
多花ꎬ萼片顶端密被短柔毛(王文采ꎬ1980)ꎮ
多雄拉毛茛 图 4: A ̄D
Ranunculus duoxionglashanicus W. T. Wangꎬ
sp. nov. Fig. 4: A ̄D
Species nova haec est affinis R. petrogeito Ulbr.ꎬ
qui foliorum basalium segmentis centralibus 3 ̄fidisꎬflo ̄
ris staminibus numerosisꎬantheris luteis differt.
Perennial small herbs. Stems ca. 3 fascicledꎬ12-18
cm tallꎬappressed ̄puberulousꎬsimple or 1 ̄branchedꎬ1 ̄
2 ̄foliate. Basal leaves severalꎬ long petiolateꎻ blades
thin ̄paperyꎬpentagonalꎬ 1 - 1. 2 cm longꎬ ca. 1. 8 cm
broadꎬ3 ̄parted or 3 ̄sectꎬbase deep ̄cordateꎬcentral seg ̄
ment obovateꎬ with rounded ̄obtuse apexꎬ undivided or
inconspicuously 3 ̄lobulateꎬ lateral segments obliquely
broad ̄obovateꎬ unequally 2 ̄lobulateꎻ surfaces adaxially
appressed ̄puberulousꎬabaxially glabrousꎻpetioles 6.5-9
cm longꎬglabrous. Lower cauline leaves shortly petio ̄
lateꎬtheir blades 1.3-1.8 cm broadꎬ3 ̄lobed or 3 ̄partedꎬ
with oblong entire lobesꎻupper cauline leaves smallerꎬ
shortly petiolate or subsessileꎬoblong ̄ellipticꎬ1-1.4 cm
longꎬentire. Flower solitaryꎬterminalꎬ7-8 mm in diam.ꎻ
receptacle glabrousꎻ sepals 5ꎬ long ellipticꎬ 3 - 5 mm
longꎬ1-2 mm broadꎬabaxially pubescentꎬapex slightly
acute or obtuseꎻpetals 5ꎬyellowꎬbroad ̄ellipticꎬ3-4 mm
longꎬ2 - 2. 8 mm broadꎬ glabrousꎬ longitudinally 3 - 5 ̄
nervedꎬapex rounded or obtuseꎬbasal nectary pit mi ̄
nuteꎻstamens ca. 10ꎬwhitishꎬ1.8-2 mm longꎬglabrousꎬ
filaments narrow ̄linearꎬ anthers oblong or narrow ̄ob ̄
longꎬ0. 6 - 0. 7 mm longꎻ gynoecium broad ̄ovoidꎬ ca.
3.2 mm longꎻcarpels ca. 50ꎬflattenedꎬglabrousꎬovaries
obliquely broad ̄ovateꎬca. 1 mm longꎬstyles 0.6-0.8 mm
long.
西藏(Tibet): 米林(Milin)ꎬ派区(Paiqu)ꎬ多雄
拉山(Mount Duoxiongla)ꎬ山口 (mountain pass)ꎬalt.
4 200 mꎬ高山草地 (alpine meadow)ꎬ2012 ̄07 ̄30ꎬ杨
永ꎬ刘冰ꎬ林秦文ꎬ赖阳均ꎬ冯涛 (Y. YangꎬB. Liouꎬ
Q. W. LinꎬY. J. Lai & T. Feng) 281 (holotypeꎬPE).
本种与太白山毛茛(R. petrogeiton Ulbr.)近缘ꎬ
与后者的区别为本种的基生叶中全裂片不分裂或不
明显微 3裂ꎬ花的雄蕊较少ꎬ约 10枚ꎬ呈白色ꎮ 在太
白山毛茛ꎬ基生叶的中全裂片 3裂近中部ꎬ花的雄蕊
多数ꎬ花药黄色(Wang & Gilbertꎬ2001)ꎮ
十蕊毛茛 图 4: E ̄I
Ranunculus decandrus W. T. Wangꎬ sp. nov. Fig.
4: E ̄I
Ob petala oblonga et carpella glabra species nova
haec est affinis R. micronivali Hand. ̄Mazz.ꎬqui caulibus
humillimis 0.6-5 cm altis saepe efoliatisꎬfoliis minori ̄
busꎬlaminis 1.8-5 mm longis 3-7 mm latisꎬflore minore
0.6-0.8 mm in diametroꎬstaminibus pauciori ̄bus 3-7ꎬ
stylis ovariis leviter longioribus distinguitur.
Perennial small herbs. Stems ca. 4 fascicledꎬ 6.5-
28 广 西 植 物 36卷
图 4 A ̄D. 多雄拉毛茛 A. 植株全形ꎻ B. 花瓣ꎻ C. 2雄蕊ꎻ D. 心皮ꎮ E ̄I. 十蕊毛茛
E. 植株全形ꎻ F. 2花瓣ꎻ G. 2雄蕊ꎻ H. 心皮ꎻ I. 瘦果ꎮ
Fig. 4 A ̄D. Ranunculus duoxionglashanicus A. Habitꎻ B. Petalꎻ C. Two stamensꎻ D. Carpel.
E ̄I. R. Decandrus E. Habitꎻ F. Two petalsꎻ G. Two stamensꎻ H. Carpelꎻ I. Achene. (from holotype)
18 cm tallꎬpuberulousꎬ1-2 ̄branchedꎬoccasionally sim ̄
ple. Basal leaves severalꎬlong petiolateꎻblades paperyꎬ
orbicular ̄ovate or pentagonalꎬ0.5-1.5 cm longꎬ1.1-2.5
cm broadꎬ3 ̄parted or 3 ̄sectꎬbase deep cordateꎬcentral
segment broad ̄obovateꎬundivided or 3 ̄lobulateꎬ lateral
segmemts obliquely flabellateꎬunequally 2 ̄lobedꎬmargin
38增刊 1 王文采等: 华西南毛茛科六新种和二新变种
ciliateꎻsurfaces glabrous or adaxially sparsely appressed ̄
pubescentꎻpetioles 3-10 cm longꎬglabrous. Lower cau ̄
line leaves slightly short petiolateꎬ3 ̄partedꎻupper cau ̄
line ones smallꎬsubsessileꎬ3 ̄lobed. Flower solitaryꎬter ̄
minalꎬ7-9 mm in diam.ꎻreceptacle glabrousꎻsepals 5ꎬ
long ellipticꎬ2 - 4 mm longꎬ1 - 2 mm broadꎬabaxially
sparsely pubescentꎻpetals 5ꎬyellowꎬoblong or cuneate ̄
oblongꎬ3.2-5.5 mm longꎬ1.4-2 mm broadꎬglabrousꎬa ̄
pex rounded ̄obtuse or truncateꎬclaws 0.5-0.8 mm longꎬ
nectary pit minuteꎻstamens ca. 10ꎬwhitishꎬ3-3.2 mm
longꎬglabrousꎬ filaments narrow ̄linearꎬ anthers oblong ̄
ellipticꎬca. 1 mm longꎻgynoecium ovoidꎬca. 5 mm longꎻ
carpels ca. 60ꎬ glabrousꎬ ovaries flattenedꎬ obliquely
broad ̄ovateꎬca. 1.2 mm longꎬstyles 0.3-0.6 mmꎬabaxi ̄
ally stigmatose. Aggregate fruit narrow ̄ovoidꎬca. 8 mm
longꎬ at base 5 mm thickꎻ achenes bilaterally com ̄
pressedꎬobovoidꎬ ca. 1. 2 mm longꎬ l mm broadꎬ gla ̄
brousꎬwith persistent styles ca. 0.5 mm long.
西藏(Tibet):林芝(Linzhi)ꎬ色季拉山(Mount
Sejila)ꎬalt. 4 400 mꎬ流石滩(on screes)ꎬ2012 ̄08 ̄05ꎬ
杨永ꎬ刘冰ꎬ林秦文ꎬ赖阳均ꎬ冯涛(Y. YangꎬB. Liouꎬ
Q. W. LinꎬY. J. Lai & T. Feng) 644 (holotypeꎬPE).
本种的花瓣长圆形ꎬ心皮无毛ꎬ而与窄瓣毛茛
(R. micronivalis Hand. ̄Mazz.) 相近ꎬ与后者的区别在
于本种的茎较高ꎬ高 6.5~18 cmꎬ具 2~3叶ꎬ基生叶较
大ꎬ叶片长 5~15 mmꎬ宽 11~25 mmꎬ花较大ꎬ直径 7~
9 mmꎬ雄蕊约 10 枚ꎬ花柱比子房短 2~4 倍ꎮ 在窄瓣
毛茛ꎬ茎低矮ꎬ高 0.6 ~ 5 mmꎬ常无叶ꎬ叶较小ꎬ叶片长
1.8~5 mmꎬ宽 3~7 mmꎬ花较小ꎬ直径 0.6~0.8 mmꎬ雄
蕊较少ꎬ3~7枚ꎬ花柱长度稍超过子房 (Wang & Gil ̄
bertꎬ2001)ꎮ
致谢 蒙 D. E. Boufford 博士惠赠珍贵标本ꎬ杨
永博士、刘冰博士提供标本ꎬ孙英宝先生绘图ꎮ
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48 广 西 植 物 36卷