9 
MATERIALS FOR A FLORA OF FORMOSA. o19 
longa medio 2-cornuta deorsum 2-alata basi in pedem brevem 
producta ima basi 2-auriculata, auriculis minutis. Clinandrium 
postice prominens, antice (rostellum) 2-lobatum, lobis albo-margi- 
natis. Anthera terminalis, opercularis, incumbens, late obtriangu- 
laris antice truncato-mucronata discrete 2-locularis, ultra loculos 
breviter producta; pollinia 2 cerea in quoque loculo solitaria, 
collateralia angulato-globosa inappendiculata libera. 
Has, Nanto: Tokunkei, leg. T. Kawakami et U. Mort, Juli. 
1907, (No. 3490). 
Near C. erraticum, but differs from it in the shape of the claws 
of the lips. 
Collabiwm BLUME. 
Collabium formosanum MHayara sp. nov. Herba_ terrestris 
rhizomate longe repente, internodis 4 cm. longis. Folia secus 
rhizomata solitaria ovata 10 em. longa 4-5 cm. lata apice acuta 
basi abrupte contracta ad petiolum attenuata cum _petiolis 
articulata plicato-venosa, petiolis 2 cm. longis incrassatis basi 
vagina longa scariosa inclusis. Scapi e rhizomate erecti elati 
25 em. longi graciles simplices aphylli basi vaginati, racemis 
5 em. longis laxe floratis. Flores majusculi 2 cm. longi breve pedi- 
cellati secus rhachin laxe_ dispositi, bracteis membranaceis 
angustis 5 mm. longis. Sepala subsequilonga, posticum liberum 
spathulato-lineare 17 mm. longum 245 mm. latum apice acutum, 
lateralia basi cum pede columne in mentum 5 mm. longum 1$ 
mm. latum caleariforme connata, calcari 5 mm. longo. Petala se- 
palo postico similia. Labellum obovato-attenuatum 16 mm. longum 
basi unguiculatum in pedem column incumbens superne erectum, 
unguis sursum gradatim dilatatus ad laminam abeuns, lamina 
obovata 7 mm. lata apice minute serrulata profunde 3-lobata, lobis 
