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ISSNOOOI-6799 ActaPhytotEvc.Geobot.43
(2):
121-123(1992)
A New Species of Aspidistra (Liliaceae) from Guizhou, China
DE-DING TAO
KltnmingIitstitute
ofBotaay,
Academia Sinicq,Ktznming aS0204,ChinaAbstraetAspidtstral"odianensis,anew species fromGuizhou,China,isdescribedand illustrated, Thisnew species isclosely related toAspidistralongilobaG.Z.Linand A.tongipetalaS.Z.Huang inhabit,shape of theperianthand constitution ofthe fioralorgans, butcan beclearlydistinguished from thern by the characteristic number of perigonallobes,starninal shape and size, leafshape, turbinate ovary, the globoseberryca. 2.5cm indiam.,and the 6-8seeds.
(Received
May 25,1992;Accepted September 2,1992)Key words: AspidistrcaAspidistraiuodianensis,China,Liliaceae,taxonomy.
Aspidistra
comprises approximately 30 species of perennialherbs. The species usuallygrow
on theforestfioorattheedges oflimestone forests. Most
species occurin
eastern Asia(Sino-Himalaya
andSino-Japanese
regions) and are especially abundantin
south-centralChina (Wang
and Tang, 1978;Lang, 1981), A new species ofAspidistTufrom
thelimestone
area of southwestern
Guizhou is described below.
Aspidistra inodinnensis D.D. Tao,
sp. nov.Fig. 1, 1-5
Diagnosis. Species
ab omnibus congeneris adhuc cognitisfloribus
majoribus,perianthio 6-lobato,
5-5.5cm longo,lobis lanceolatis, 1
venicillatisintus basi
conspicuecalcaratis, ante anthesin oblique ascendentibus postanthesin conspicue reflexis, staminibus
6,
ova[io turbinato,bacca
globosa ca.2.5-3
cmin diam. difrert.
Description.
Herbs 1-1.2m
tall.Rhizome
terete,2-2.5cm in diarn., densely
nodose,without scales, roots elongate,
without
teeth.Internodes 1.5-2cm long;
petiole30-60cm long,
rigid, purple,yellowishwhite spotted;blade lanceolate,
78-11Ocmlong, 10-13
cm wide,apex acuminate,
base
attenuateinto
petiole.Peduncle 1-1.5
cmIong, bracts 1
or2,
purple,1.2cm long;
perianthcampanulate, red,5-5.5cm
long,2-2.5cm in diam., 6-lobed, lobes linear-lanceolate, 4.5cm long, base 5-6mm wide,
apex acuminate, recurved, ebliquely ascending beforeanthesis, conspicuously spurred afteranthesis, spur nearly oblong, 3-4mmlong
1.5-2mmbroad,
tube1-1.5
cmlong, 2-2.5
cmin diam.,
purplebrown
inside;stamens6,
adnate to
base
of tube,perianthlobessessile,anthers nearly oblong,2.5
mmlong, 2mm
broad, yellow,
bilocular, longitudinally dehiscent;
pistil5-9mmleng,
Qvary turbinate,3-5- keeled,
stigma purple,1-1.5cmin diam.
Berryglobose, ca.2.S
cmin diam.,
glabrous,red;seeds
6-8, fleshy,
asymmetric. Flowers:April. Fruit:June.
Type.
China, GulzhQu, Luodian Xian, Xie
Yi,Na-Land-Geu,500
m.,limestone
area, streamsidein
evergreen forest,16 May 1991, Ytinnan-Guizhou-GuangxiMora
Ebepedition 40477(KUN, holotype; IBG, isotype).
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The Japanese Sooiety for Plant Systematios
122
Acta
Phytotax。 Geobot .VoL
43Fig.1. 1−5
, AspidiStra luodianensiS D . D. Tao, sp. nov . L Portion of plant With flower× 1/3;2
)
fiower open showing androeciu 皿 and gynoecium × 3;4)
fruit x 1. Drawing based o且the type.N工 工一Eleotronio Library
The Japanese Society for Plant Systematics
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The Japanese Sooiety for Plant Systematios
December 1992 TAO :ANew Species of/AspidiStra from China
123
Table 1. Comparison of some meTphological charaCters a皿ong.Aspidistra luodianensis,.4, iongiloba and 、4. tongipetala
A .luodianensis A.longiloba A. longipetala Rhizome
Leaf shape Leaf size Perianth length Perianth diameter Perianth lobes StamenGylloecium
Stigma
tereteg 2−2.5 cm in diam. lanceolate
78−tlO cm × 10−13cm 5−5.5cmI
−1.5 cm6in
l whorl
6,sessile 5−7mm lo
turbinate,1.5cm in diam.
subterete 1.5cm diam,
oblanceolate
55−70 cm × 1
〔 }
−155−11cm2
.6−3cm12
−14in 2 whorls
l2−14
, sessile gmmIO119
rotunded , peltate,2.2 cm in dia皿.
terete,5−7 mm diam.
ovate to elhptic 13−17 lx5 −6cm 3−35cm1
.8cm6in
l whor1
6,subsessi
正
e 7mm lopeltate,9−12mm in diam.
.4sl
ガ distra
tuodianensis
is
closely allied to〆1.1b
ηg’ 1
のα G . Z . Lidistributed
ofGuiin
,Guangxi , and to.4. tongipetala
S
.Z
.Huang
ofLiuchen
Xian
,Guangxi
(See
Table l and Fig.1
).Iam grateful to
Pro £ N
.Kitagawa
of the Biological Laboratory, NaraUniversity
ofEducation
, Japan , for help and suggestions . Thanks are alsodue
ML
Hsi
−chou Lifor
the line drawing .Referellces
Lang, K . Y .1981. New taxa of the genus、Asρidistra from China, Acta Phytotax. Sin.19:379−387. Wang , F . T . and Tang, T .1978. Flora Reipublicae Popularis Sinicae 15:18−24, L皿iaceae,ノLspidistra.
摘
要 陶 徳 定 :中 国 貴 州 産ハラ ン
属の
新種ユ
リ
科の ハラ
ン 属は
多年生
の 草本で , 約30種を
含み
, 東アジ ア
(中国
〜 ヒ マ ラ ヤ ,中 国〜日
本の
地 域)に
分 布し
, 特に
中国
の 南西
部に
多い 。 こ の属の種は
通常, 石 灰 岩 地 域の 林の 縁の林 床に生 育す る
。 こ こに
記 載し た
新 種は
貴 州の 西
南 部の石 灰
岩地
域で 発 見さ
れた
もの で
あり
, 表 1で
示し た
特 徴に よ
って
近 縁 種と
区 別さ れ る
。(中 国科学院昆明植物研 究 所)
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