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(1)

The Japanese Society for Plant Systematics

NII-Electronic Library Service

The JapaneseSociety forPlantSystematics

ACTA

PHYTOTAXONOMICA ET 6EOBOTANICA

ifi

illZOt5iiv

ue itsE, tsL

tllig

mp iEl!

Vot. IX. June

Ig4o

No. 2

Contributiones

ad

Cognitionem Florae

Asiae Orientalis

pt ee *es tz g $ (Ber,)

(continuedfrom vol. VIII.p.i94・) by

G.

KOIDZUMI

Gastrodia foetida

Komz, nov. sp.

Species

nova Gastrodianijiponica TuyArm aMnis sed

floribus

foetidis

fuscescentim

flavo-brunneis,tubero anguste elongato-cylindrlco haud nodoso ;

labelloutraque margine in medio alato-inflexo supra tetraplicato, antice carnosulo plano margine tenue alato.

Herba tenuis aphylla saprophytica Io-2o cm alta tuberlfera; tubero elongato-cylindrico haud nodoso pllismollis crispatis dense obtecto; scapo

erecto glabrolucidocum squamis vaginatis 2-3 praeditoapicem racemifero ; floribuspaucissecundis pallide

fuscecsentim

fiavo-brunneisvix campanulatis 2,3 cm Iongis,I,2 cm Iatis,ore constricto, bracteis amplis ovatis obtusis amplectentibus, pedicelliscum ovario Is mm longis. Sepalapro maxima parte connata apice tantum Iibero,limbo deltoideoobtuso; petalisinter

sepala adnatis apice liberis. Labellum circiter 8 mm longum medio amp-・

liatosupra longitudinalitertetraplicatum margine alato-inflexo crenulato,

deorsum unguiculatum, sursus ovatum antice rotundatum carnosum supra

planum brunneum, margine tenue alatum; ungue basi cum sepali tubo

adnato supra callis semlglobosis verrucosis 2 donato,supra obscuriter longi-

tudinaliterque quinquevenoso.Columna circiter 8mm longaaplce truncata et utrinque biaristata,stigmate leviterelevato, circum stigmate U-formiter

canaliculata.

Nom.

Jap・

Mcrttgakioratszaskilomn

Hab.

Japonia,

Loochoo archipelago: Yayeyama islands,insr.

Irumti,Urata ad rifas fiuviiUrautigawa

(FI.

specim. Ieg.S. TAwApA, 25

Feb. ig4o・)

71

(2)

72

Vol. !X

Isopyrum

pterigionocaudatum KoiDz.nov. sp.

Speciesnova .nsopL7tum nipPonicum FRANcH. aMnis sed foliaalterna et

opposita, foljolissubrhombeo-oblongis obtusis; fioribusluteis,petala ungue

filiformelamina peltato-saccataaurantiaca brevlora;stamina-exserta.

Herba perennisglaberrimaio-2s cm alta, rhizomate breve tuberosa

verticalis, collo vaginis rotundatis crassis tecto,radicibus fibri11osispermultis praedlto.Caulisuniramosus, ramulis axillaribus binlsoppositis apice foliis binlsoppositis praeditis.Foliaradicalia elongato-petiolata trlsectavel ped-

atim

5-septenata,

segmenta petiolulata,segmenta terminalia sirnplex,

lateralia

in segumenta 2-3 valde inequimagnapetiolulatadlssecta;sed

folia

radicalia plerumque ad vaginas aphyllas pallidascrassas reducta. Foliacaulina 3, inferiorasolitaria, superiora 2 opposita, raclicalibus subconsimllia; foliolis

subrhombeo-ovatis vel subrhombeo-oblongls apice obtusis, sursum inequaliter

obttise crenatis,

deorsum

integriscrenatis, subtus pallldisinterdumobscuriter

glaucis;

stipulis amplis carnosis. Floresad apices rami vel ramuli solitarii,

pedlcellisnudis gracilibus,fioribusIuteis.Sepala

s

oblonga obtusa

lutea,

petala

s

unguis fillformibuslimbo orbiculare peltato-saccatoaurantlaco breviore.Stamina numerosa circiter 3o exserta ;carpella 2. Torus mox tum-

escens et circa summum pedicelluminfbrma coni truncatiexcavati deflexus.

Capsula horizontaliter

patentiaii mm longa,semina globosalaevia.

Nom.

Jap.

Mbancv-sabanowo

Hab.

Japonia,

prov. Tajima :Asakogun, Yamagutimura, Teji,;

prov.Harima : mt. Hunakoshiyama.

Lespedeza

pilosa

SiEB.

et Zvcc.var. erecta Komz. nov. var.

A typo recedit caulibus erectis.

Nom.

Jap.

7bchi-nekothagi

Hab. .

Japonia:prov.

Bingo,Hukuyama.

var.

Iatifolia

KQtDz.var. nov.

FoliolaIs-3o mm longa lo--2o mm lata.

Nom. Jap,

"Hiieha-nekohagi

Hab. prov.Bingo et Tajima-

Rubus

phoenicolasius MAxnt. var. concolor Komz. var. nov.

Ramis petiolisquebreviter vel'brevissime setuliferis, foliolissubtus

viridibus glabristantum secus venas apresse denseque puberulis.

Nom.

Jap.

Hab.

Japonia:

prov.Rikuchu; Iwategun,Yanagawamura.

Persicaria

Taquetii (LEvEiLL・)

m

Pinij{gvnumminus var. intenkEPtbem

(non

MEisN.) MAxrM・ ex MAKiNo in

(3)

The Japanese Society for Plant Systematics

NII-Electronic Library Service

The JapaneseSociety forPlantSystematics

june,

1940. 73

Tok

Bot.Mag. IV(i8go)p. 4i6; et in bNuMA Somok. Dsuset.ed.'3,

II

(Iglo)

p.8o, t.65.

thijgenum 72xeuetiiLEvEiLi..inFEDD. Repert. Nov. Sp. Reg. Veget.

VIIL

s. 258

(igio)・

fo4){gvnum' ininzttullacm MAKiNo, inTok. Bot, Mag. XXVIII. p. ii2

(igi4).-STEwARD

in Contr.Gray I-Ierb.88

(ig3o)

p,64.

.Fletsicatia minutultz NAi<Ai,NEMoTo, Fl.

Jap. Suppl. (ig36)

p. I73 ;--

HoNDA Nom・ Pl.

Jap. (rg3g)

p・ 7i・

Nom.

Jap.

IVnhabo-deidle

Hab.

Japonia,

Korea, et

China.

Persicaria

excurrens

(STEwARD)

m

thipgonum minzas var. trigvnocaipitm MAKnTo, ln

Tol<.

]3ot.Mag.

XXVIII.

(Igl4)

p. III.

foijrgvnttm

iptapt7zahrm OHm

in Schedr.

foijteonumexc"rrens

STEwARD

in

Contr.

Gray Herb. 88

(Ig3o)p. 6s,

t.3・

ftrsiearia tT4gonocarpa NAKAi inTok・ l3ot.Mag・ 4S(Ig3i)p・ n5;-

HoNDA

Nom. ?I.

Jap. (ig3g)

p・

72・

Nom.

Jap.

Iilosoba-inutade,ffbsobawanagilade.

Hab. Himalaya, Tonl{in,Chirla,

Amurla,

korea,

Japonia

et

Formosa.

Carpinus laxiflora

Bi. var. macrothyrsa Komz. nov. var.

Spicaefructiferaeri-I3 cm longae,pedunculisgracileelongatis 4-s,s

cm longis,bragteisamplis semiovatis acutis 2-2,S cm longisi5-I7 mm

latis,latereexterlore basibllobis,latereinterioreunilobatis, lobisomnibus acutis pauci-serrulatls; lobisprincipalibusmargine obscuriter remoteque

depresso-crenulatis.

It diffk)rsfrom Cliipinustientaiensis CHENG by longer spica 4-lobed bractsand glabrousacumlnate

leaves,

Notn.

Jap.

rvagrako-akaszdla

Hab. Korea: mt・ Chlisan,Hannyaho, Gawun.

var. obtusisquama KozDz.nov. var.

Bracteaeobtusissimae brevisslmestipitatae.

Hab. Korea: Chiisan,Kokiri.

Carpinus (Eucarpinus)

coreensis KoiDz. nov. sp.

CtxipinusfiZvflgrest'ana

(non

"'zNKi・)NABAi Fl. Sylv. Korea.II

(igls)

p. I8. t. 9・

th

ditft]rsfrom

C2xipinus

futgesianaH. WiNKLER, cheifiy in itsIepves

r,.)-

t-

' t.

NII-Electronic

(4)

74

Vol, IX`

sharply mucronate serrations, not cordate at the base,

{md

initssharply

serrate net incised,dentato-lobulatebracts,Itiscrosely related to C?iptnus

enmta NAKAi, but ditfersIn itssmaller bracts and pilosenutlet having

shorter

pilose

perigons.

Arbor

6 m alta, trunco 8o cm

in diametro,

cortice cinereo; ramis divaricatis,ramis

juvenilibus

pubescentibusmox glabrescentibus.Foliaelli-

pticavel oblonga 3,3-8cm longa,2,3-4,s cm lata,apice subito vel'subs- ensim bteviterqueattenuata, obtusa, vel dbtuse acuta, basidbtusausque

obtusissima, rarissime ovata obtuse acuta basitruncato-subcordata,margine

duplicato-serrata,serraturis apice subite apiculatis, costae secundariae

(

I3-)

-i6-i8 in utraque !atere,membranacea vel subchartacea, supra pilosa, infrasecus costas adpresse hirta;petiolis 3g mm longisvi11osismox

glabrescentibus. Spica

fructiferamatura pendula,

s-6cm

longa,3 cm Iata,

subdensa, pedunculis 2-3 cm longis dense sericeo- villosis, rachibus dense

sericeo-pilosis ; bracteisfructiferissemiovatiis 2,2-・2,S cm longis,7-I2 mm latis,obtusis vel acutis, extus elevato-retlculatis et ad costas densesericeo- pilosis,latereexteriore serratis, latereinterloreintegrisrectis vel vlx fa1catls, baslhaud involutis,distinctestlpitatis. Nuculae ovoideae 4-s mm

longae

4 mm lat'aeapice nudae p'iiosae,perigonionuce breviorenerves elevatls

subparallelis sutfiiltae. '

Nom.

Jap・

Hab. Korea: mt. Chiisan,Hannyaho, Kokiri

Carpinus

macrostachya

(OLrv.)

m

Ctxipinaslavzlebra BL.var. mac2oslacbya OttvERinHooK.Icon.PI.XX.

(I8gl)

t. Tg84;-Hu in SunyatseniavoL L 2-3

((g33)

p. III, et in

SinensiaII,no・ 5・p・ 79

(i93i)・

Itisvery characterlstic initslance-ovate acuminate leaveswith often cordate base,and bractsunilobed at the inner margin and not lobed but

few

crenate at external margins. .

Hab.

Chipa

centralls.

Carpinus kenpukwan

Komz. nov. sp.

C2xtPtnzas

inxzISbm

(non

BL.) in Icon.Pl.

Sin.

I.(ig27)・p. iS, t・ IS・

It is

widely diffl:rent

from Ckerpinus

lamiebm Bl.inits

sliorter

dense

spica with short peduncles,and tihebractsare sernioval, very ,obtuse,.dep- ,

resso-dentate at the outer margins, with an infiexedbasaliobeon thqinner

entlre margm.

Hab. China centraris.

..

Quereus

serrata THuNB. var.

Iatifolia

KoiDz.

(Nem.

nud.) in SuGiitcrro

(5)

The Japanese Society for Plant Systematics

NII-Electronic Library Service

The JapaneseSociety forPlant Systematics

June, 1940.

75

Keys to the

Trees

and

Shrubs

of

Japan, (ig36)

p. 62.

Foliaampla oblongo-obovata vel ebovato-oblonga apice subito acutata, I4 cm longa,6-6,s cm lata.

Nom.

Jap.

Mroha-konam

Hab.

Japonia:

prov.Tango, Kasagun, Nishiohuramura,

'

Salix Tagawana

KorDz.nov. sp.

Frutex ramis vetustis ln exsiccato atratis pilisepiphyticis rigidis nigris

horizontaliterpatentibushirsutis,ramulis novellis sericeis. Fotiaoblonga rpembranacea, nunc anguste oblonga vel ebovato-oblonga, 3-7 cm longa,

6btusa,

basiobtusissima, integra,

juniora

supra primum ad costas venasque

tenuitersericea, infraadpresse sericeo-tomentosa ;foliaadulta supra viridia

glabrescentia,infra laete glaucinalaxe sericea mox glabrescentia,petiolis

brevibus

sericeis; stipulis minutis sericeis caducis. Amenta foemina ad

ramulos lateralitersita nutantia, basl nuda vel cataphYllis I-2 instructa,

breviter pedunculata,3,s-s,scm longa,laxiHora,pcdunculisrachibusque sericeis. FIoresfoeminel

bracteis

oblongis sericeis apice truncatisbrevissimis

supramedium fusco-coloratis;glandulauna ventralis ovoidea vel quadrang-

ularis complanata brevissimaapice truncata; ovaria elongato-ampuTliformia

glabra stipitata, stipitibus glabrisquam bracteoladuplo

longioribus,

stylis brevissimisstigmate rubro quadrllobo.

Nom・

Jap.

Hab. Formosa, prov. Kwarenko: lnterM{yasan et Daisuiku-

tsu,28oo-3ooo m. alt. Ig.M・TAGAwA no. 3646, 3647.

Chenopodium formosanum

Komz. nov. sp.

Haec specles nova enenopodiimzelizgtantissimum Komz. affinis sed foliis deltoideis

jani

d{stinguehda.

Herba procera glaberrimasuperne ramosa; foliiscrasse herbaceis deltoideisg-I4 cm iongis7-r3 cm latis,obtusis basi truncatis,palmatim

s-lobatis,lobisinequalitervel irregulariterdentatis,petioliselongatis ; foliis

ramorum longe ovatis basiJatecuneatis inciso-dentatis;foIiisramorum

superiorum ovato-angustatis vel longeangustatis inciso-dentatls;paniculis

supradecompositis amplis pendulis,fructibuscocclneis vel atro-putpureis

pulcherrimis;seminlbus albescentibus.

Nom.

Jap.

7ltk`isago-inurasakiahasa '

Hab. Formosa: prov. Taito,Taitogun, prope Kinko,

(lg.

M.

TAGAwA 1)

Bambusaceae

Arundinaria Babataneyosiana

KoiDz.nov. sp.

(6)

76

Vol. IX.

Haec plantanova Arundinaria atsopuePurea NAKAr aMnis sed fbliis glabris

lanceolatis

sensim acuminatis basisemper obtuslsslmis usque rotun-

datisnec truncatisvel subcordatls '

Culmus glaber,vaglna purpurea

glabra,

foliisstricte lanceolatisglabris,

vaginula glabrapurpurea.

Culmus I-2 metraHs superne copiose ramosus; internodioglabro'basi incrassato;nodo annulatim carnoso

glabro;

vagina purpureachartaoea

striata glabramargine breviterfimbriata.Folla chartacea glal)rastricte

lanoeolata

I6-24 cm longa,2,s-4,s cm

Iata,

apice sensim acuminata, basi

obtusa usque obtusissima, margine dense setulosa ;petlollslateobcuneatls

brevibusglabris;ligulatruncata fuscaz mm alta ; vaginula coriacea glabra

striata margine breviterfimbriata;setae orales radiatae male evolutae・

Nom.

Jap.

Tsukasi-m2srasakisthino

Hab.

,Japonia,

Kyusiu:

prov. Hizen,Hojltsugun,

Gochodamura

(lg. TANEyosr

BABA!)

Arundinaria Hosidaikitiana

Komz. var. spanolongitricha KoiDz.var.

nov.

Plantaa typo recedit foliivaginula velutlnosa atque breviterhirsuta:

Nom.

Jap.

'

esasihgun, Hanedamura et

Hab. Japonia.

prov. Rikuchu:・Y '

'Tamoyama. '

Arundinaria

mitinokuensiS Komz. nov. sp.

Speciesnova Amncfinan'aminomarsa KoiDz.aMnis sed differtintern-

odio culmi superne pilosulo,vaginula breviterhirsuta.

Culmus

ramosus lnternodiosuperne retrorso-pilosulo, nodo pubescente,

vagina infernevelutinosa basipubescentia,foliis.supra prope basin tantum pilosulis,infrasecus costas ipedias pilqsulis.

, Culmus i metra!is slmplex vel superne ramosus; internodio superne retroso-pllosulo mox glabre$cente,infranodum glaucopruinoso,basiincra-

ssato; nodo annulato pubescente; vagina cinerea striata inferneminute velutinosa, basipubescentla,uno margine fimbriata.Foliaoblongo-lanceolata

fere sensim acuminata basi rotundata vel truncato-rotundata

interdum

obscuriter subcordata, Io-2I cm longa, I,7-3,8 cm lata,tenue chartacea,

supra prope basintantum pilosula,infravix glaucipasecus costas medias pilosula,margine dense setulosa ;petiolis

brevibus

obcuneatis

fiupra

pllosis infraglabris.;ligulabrevissimatruncata pilosulao,s mm alta fusca;vagir nula coriacea strlata faciebreviter

hirsuta,

uno margine fimbriata;setae

orales radiatae.

Nom.

Jap.

.12tan-skeno

(H.

IwABucm)

Hab. . Prov.Rikuchu:Mlzusawamachi(Ig. HArsuRDIwABvcml)

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The Japanese Society for Plant Systematics

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The JapaneseSociety forPlant Systematics

June,

1940. 77

Arundinaria

'nikkomontana

Komz. nQv. sp.

Plantanova AntnarinaiiasiobaTezasis NAKAi aMnis sed diffl)rtfoliissupra laxevillosis.

Culrnus glabernodo internodiequeglabro,vagina glabra,

foliis

infra pilosissupra laxe'villosis, vaginula pilosa,setae orales radlatae.

Culrnus

i-2 metralis basi6mm crassus ramosus, lnternodioglabroinfra

nodum gTaucopruinosobasi incrassato,nodo annulatim incrasstoglabro;

vagina glaberrima tenue striata cinerea margine glabro. Folia oblongo-

linearlaig-27 cm

longa,

3-3,Scm Iata,apice subito acuminata basirotu-

ndata,

folia

superlora linearia27-2g cm 'longa lg-2S mm lataapice sensirn acuminata basicuneatoLobtusa ;foliainferioravalde abbreviata ovata acutata

basi rotundata 4-6 cm longa; omnla niembranacea supra laxe villosula subtus dense pilosa,margine mlnute setulifera ;petiolisbrevibus obcuneatis

supra pilosulisinfraglabris;ligulafuscadeprcsso-truncataI,s mm alta extus

lanuginosa;

"aginula

erecto-pilosa marglne minute fiInbriatavel glabra;

setae orales radiatae.

Nom.

Jdp.

kiu-siobamsthino

Hab. Prov.Shimotsul{e:Nikko(ig.G.KomzuMi,2S, Aug. ig3g.) '

Arundinaria

ramosa MAKxNo var.

distichophylla

Komz. var. nov. . Foliaapicem versus distichabreviora7-I4cm longabasitruncata vel

subcordata, superiora foliaimbricatiimobtegentia vulgo erectiucula.

Nom.

Jap.

blsen-aeztmaskino

Hab. Prov.Rikuchu : Mizusawamach{.

Arundinaria

sadoensis

(MAKiNo)

KoiDz.var.

infrapilosa

KoiDz.nov. vat

Varietas

nova a typo diffk:rt

follis

'infraundique vel saltem uno latere

pllosis.

Nom.

Jap.

C7leage-sadlbsthine

Hab. Prov.RIkuchu : Mizusawamachi.

Arundinaria

tsukubensis KoiDz. nov. sp.

Planta nova Anendla'nariayessaensisKomz. aMnis sed culmo glabro,

nodo glabro, vagina vaginulaque glabra,foliissubtus vcrsus marginem

glabresoentlbus.

Culmus glaberinternodionodoque glabro,vagina vaginulaque glabra, foliisbreviuslanceolatisbasilevitercordatis supra ad costas medias pilosulis

subtus versus marginem glabrescentibus.

Culrnus i-i,s rnetralis rarnosus;

internodio

glabrobasiincrassatoinfra

nodum glaucopruinoso; nodo annulatim incrassatoglabro; vagina glaberr- ima cinerea tenue striata appendiculata. Folia oblonga vel !ineari-oblonga

(8)

78

Vol. IX

subito acuminata basi levitercordata i2-i4,s cm longh,2,4-3 cm lata, foliasuperiora angustiora basi rotundata; ornnia membranacea supra ad costas medias pilosula,subtus pilosased versus marginem pllisevanescen- tibus grabrescentia,margine minute setulifera; petiolisbrevibusobcuneatis supra pilosulisinfraglal)ris;liguladepresso-semiorbiculatafuscaimm alta

dorso pilosula;vaginula pallideviridia tenue shiata

glabra

uno margine breviterfimbriata;setae orales radiatae.

Nom; Jap..fldracki-shino

Hab. Prov. Hitachi: mt.

Tsukubasan (Ig. G.

Kemzu"tt,26,

Aug. ig39・)

PIeioblastus (Nezasa)

rnollissimus KoiDz.nov. sp.

Haec planta'pteiojlZxsltes

molZicerlvs KoiDz.aMnis aed vagina basipilis longis

horizontaliter

patentibuspraedita.

Tota

planta molliter velutinosa, vagina basi horizontaliterpatenter hirsuta. '

Curmus i,s metraT{s copiose ramosus; internodiominute velutinoso

lnfranodnm glauco-pruinoso;nodo annulato velutinoso; vagina appendi- culata

facie

velutinosa uno margine brevisslme

fimbriata,

basipilis

longis

horizonta!iterpatentibus

hirsuta.

Folialineariachartacea utrinque velutin-

oso-tomentosa, io-2o cm longa,ro-23 mm Iata,apice acuminata basiobtusa, marglne densesetulifera ;petiolisbrevibusutrinque velutinoso-tomenrtosis ;

ligulatruncata brevlssima

fere

o,s mm alta

fusca

;vaginula facievelutinosa ;

setae orales candiclae plicatae.

Nom.

Jap.

Aiiski:raeva}aneeasa '

Hab. Prov.Harima:

Akogun,

Unemura. Prov.Tamba: Miya.

Pleioblastus

(Nezasa)

naucinoPilus Komz. nov. sp.

Haec planttanova fifeioblastuslasioc,elampsNAfiiAiaMnis sed nodo pubescente,vagina bisipuberula,vaginula facieminute puberula.

Culmus internodioglabro,nodo puberulo,vagina basipuberula,foliis

utrinque pilosis,vaginula faeiemlnute puberula.

Culmus

i-metralis ramosus,

lnternodio

glabro infra

hodum

gtauco-

pruinoso,nodo annulato puberule, vagina appendiculata prope basinpuber-

ula, uno margine fimbrlata.Folia oblongo-linearia vel lineariainterdum lanceolata,apice acuminata, basirotundata, io--2o cm longa, I-3 cm lata,

utrinque pilosa,mai:gine dense setulosa; petiolis

brevissimis

pilosis;ligula

truncata

fusca

o,s mm alta ;vaginula inferiorafacieretrorso-pilosuia, superi- ora glabra,omnia' uno margine fimbriata;setae orales candidae glaberrimae plicatae.

Nom.

Jap.

1>i-ttlyokanagasa

Hab. Japonia:prov.

Harimar

(9)

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The JapaneseSociety forPlant Systematics

June,1940.

79

Pleioblastus (Nezasa)

praeteritus Komz. nov. sp.

Speciesinsignis foliissupra tantum pilesis,culmo piiesulo,vaginula

prus minus pllosula.

Culmus ramosus internodiopilosulo,nodo glabro,vaglna glabrescentia, foliissupra pi{osissubtus glabris,vaginula pilosula.

Culmus i-i,s metralis ramosus ;internodioinfranodum glauco-pruinoso pilosulo;nodo annulato glabro;vagina facieplusminus piiosulamox gla- brescentis,uno margine fimbriata.Folialineariavel oblongo-linearia sensim acuminata basirotundata, io-2o cm longa,I-2,s cm lata,supra pilesa,

subtus

glabra,

margine minute setulifera; petiolisbrevibus supra pilosis

infraglabris;Iigulatruncata o,s mm alta fusca; vaginula plusminus pil-

osula superiora fereglabra; setae orales candidae glabraeplicatae., Nom.

Jap.

htLzaze!agenesasa

Hab. Prov. Settsu,Akash{gun, Tamatsumura; Prov.Tango, Kasumimati

Sasa (Crassinodi) hizaoriensis MA-ciNo, (nomen

tantuin) ex NAKAz in

MAKrNots

Japan. Jour.

Bot. XI

(i93S)

p. 79.

Specieslnsigriisrhizomate ramoso, cttlmo $implice, internodio

glabro,

nodo pubescente,vaglna

dense

minuteque puberula vel glabrescentia,foliis

utrinque adpresse pi!osisinauctumno latealbo-marginatis, vaglnula glabra,

setis oralibus cleficientibus.

Cu!mus simplex I-3 pedalis,haud ramosus, rhizomate repente ramoso ;

internodioglabrobasigloboso-lnfiato;nodo pubescentepilismox deciduis;

vagina culmi cinerascentla striato-sulcatula minute puberuiausque glabres-

centia. Feliamembranacea oblonga acuminata basiobtusa vl subrotundata,

interdum ovato-oblonga basirotundata, foliasumma anguste lineariabasi

cuneata; 2o-23 cm longa,supra adpresse pilosula,subtus moll{ter pilosa,

margine cilielata, inauctumno latealbo-marginata; petiolisbrevibusobcu- neatls praecipuesupra pilosuiis;ligulatruncata 2 mm alta dorsopilosula;

vaginula glaberrima;setae orales deficlente.q.

Nom.

Jap.

fiixaerisasa

(T.

MAKiNo)

Hab. ?rov.Musashi: Kitaadatigun,Ohwadamura, Hizaoriad tempela Budhlstica Heiriiiji.

(lg.

G. Komzutvti,i4

Aug.

ig3g・)

Sasa

(Eusasa)

longifoliaKoipz.nov. sp.

Haec planta nova .Sbusa uaarievamana Koipz.aMnis sed foliisinfra glaucispilosismargine luteo-et albo-mirginata valde pulcherrima.

Culmus glaber vagina vaglnulaque glabra,foliisanguste erongatis

lan-

ceolatls crassis supra glabrisinfraglauclspilosismargine paralleleaureo- et

albo-marginatis.

(10)

80

Vol. IX.

Culmus erectus simplex basis mm Iatusrobustus; internodioglabro basi.inflatoinfranodum

glaucopruinoso;

nodo annulato glabro;vaginula cinerea

Pergamentacea

striata glaberrlmased basinminute puberula. Folia anguste lanceolata

elongata

apice fere sensim attenuata basiobtusa vel subrotundata 2s-3o cm lenga,3-4,7cm lata;folia.infima

lanceolata

is-2o

cm longa basi rotundata apice sensim acuminata;

folia

summa anguste

Iinearia2S-26 cm longa sensim acuminata 2,4-2,6 cm lata,baslcuneato-

qcuta;

omnia subcorlacga supra glabra,subtus glauclnapilosa,xnargine dense setulosa in auctumno paralleleaureo- et albozonata ; petlolisbrevibus obcuneatls supra purpureis basinlanuginosisinfraglabris; Iigulasemirotun--

data fusca 2,s mm alta extus lanuginosa;vaginula coriacea glaberrima supra purpurea;setae orales radiatae.

Nom. Jap.

?Va.pzxhano-utszakttsthisasa

Hab. ?rov.Shinano: Shimoinagun,Iidamachi, Hokotate.

'Sasa

(Macrochlamys)

sandangorgiana KorDL nev. sp.

Speciesvova SbusabasdiarbtigetaKomz. arnnis sed vagina velutinosa

foliisqueglabris.

Culmus robustus glaber,vagina velutinosa basi dense hirsuta,foliis crassis elongato-oblongls

glabris,

vaglnula

glabra,

setis oralibus radiatis.

Culmus ramosus robustus basl6 mm latus,internodio glabroinfra nodum glaucopruinoso basiinFrassato,nodo annulato glabro,vagina perga- mentacea facie velutinosa, margine.

haud fimbriata,

basi

ip

zona circiter i

cm latapllislongishorizontaliterpatentibusdense hirsuta.Folia elongato-

oblonga apice subito acuminata, basilatecuneata, 2g-33 cm longa S-6,6 cm lata,foliasuinma lineari-oblongavel

lanceolato-linearia

sensim acumi--

nata, omnia glabra crasse chartacea 'subtus glaucinamargine ciliolata;

petiolis longis obcuneatis supra basin lanuginosis robustis infra

glabrisj

ligulafusca alte rotundata extus

lanuginosa

4 mm alta; vaginula crasse

coriacea sulcata glabramargine glaberrima; setae orales radiatae.

Nom.

Jap.

IVdsthino-kagu"asasa

Hab.

Japonia:

prov.Aki, Sandankio.

Sasa (Macrochlamys)

velutinosa Komz. nov. sp.

' Haec nova species .Skesa

juindoezasis

NAKA: aMnis sed foliisinfrapilosis,

vaginulis omnibus facievelutinosls.

Culmus velutinosus, vagina vaginulaque velutinosa, folilscrassis lanc-

eolatis infra glaucispilosisque.

Culmus ILI,s metralis robustus superne ramosus basi.8-g mm

latus;

internodioinfranoduin glaucopruinosofaciepilisbrevibusdensissimisretF orsis tomentoso basiincrassato,nodo annulato densepiloso;vagina facie

(11)

The Japanese Society for Plant Systematics

NII-Electronic Library Service

The JapaneseSociety forPlant Systematics

June,

1940. 81

minute velutinosa margine haud fimbriata.Foliaanguste oblenga vel linearia

aut lanceolata, sensim acuminata, basiobtusissima vel cuneata aut subrot- undata, Ir-22 cm longa,

3-6

cm lata,coriacea supra glabrainfraglaucina

ad cestas pilosa,margine setulosi; petiolislonge vel breviusobcuneatis

supra basinlanuginosisinfraglabris;Iigulasem{orbicularia fusca2mrri alta

dorso tomentosa ;vaginula minute velutinosa striata margine

haud

fimbrlata;

setae orales deficientes.

Nom.

Jap.

Deivano-kutadosasa

Hal). ?rov.

Ugo,

Kita-akitagun, Ochiaimura.

'

Sasa (Crassinodi) Arakiyeitiana

Komz. nQv. sp.

Haec species nova cum StrsakijeianaKomz. comparanda sed diff'ert

vagina pilosa.

Culmus Inferneramosus ramis geniculatis,internodioglabrobasigioboso- infiato,nodo pubescente,vagina pilosa,fQllislanceoiatisinfrapubescentlbus,

vaginula glabra,setis oralibus radiatis.

Culmus 7o-8o cm altus infernebisrarnosus, ramis elongatis 8o cm longisbasi 4mm latls,ad nodum saepius genlculatis;internodioglabrobasi globoso-infiatoinfranodum glaucQ-pruinoso i2-i8 cm longo; nodo dense

pubescente; vagina appendiculata eirciter 7cm longa facielaxepilosa uno.

margine fimbriata.Fotialanceolativel oblongo-lanceolata sensim acuminata

bas{obtusa usque obtusissima, is-23 cm longa,2,s-4 cm lata,membran-

acea, supra glabra,subtus den$e pubescentia,margine dense setulosa, in

aestate ad marginem irregulariteralbo-picta; petiolisbrevibus obcuneatis glabrls;

ligula

depresso-semiorbicularla

fLTsca

2,5 mm alta dorso Ianuginosa;

vaginula glaberrimamultisulcata vertice biaurlculifera;setaes ad marglnem auriculae sitae radiatae.

Nom.

Jap. 7isek-sasa

' '

Hab.

Japonia,

prev.Yamashlro :Kyoto,

The

Atago mountaln ranges, mt.

Jizogatal<e (lg.

G.Komzuts・net Y. ARAKi

1

23,

Junio

ig3g,)

(to

be continued)

'

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