MATERIALS FOE A FLORA OF FORMOSA. 319 



longa medio "i-cornuta deorsnm 2-alata basi in pedem brevem 

 producta ima basi 2-auricnlata, am'iculis minutis. Clinandrinm 

 postice prominens, antice (rostellum) 2-lobatum, lobis albo-margi- 

 natis. Anthera terminalis, opercularis, incumbens, late obtriangn- 

 laris antice truncato-mucronata discrete 2-locularis, ultra loculos 

 breviter producta ; pollinia 2 cerea in quoque loculo solitaria, 

 collateralia angulato-globosa inappendiculata libera. 



IIab. Nantö : Tokunkei, leg. T. Kawakami et U. Mori, Juli. 

 1907, (No. 3490). 



Near C. erratlcum, but differs from it in the shape of the claws 

 of the lips. 



Collahitmi Blume. 



Collabium formosanum Hayata sp. nov. Herba terrestris 

 rhizomate longe repente, internodiis 4 cm. longis. Folia secus 

 rhizomata solitaria ovata 10 cm. 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 cm. longi graciles simplices aphylli basi vaginati, racemis 

 5 cm. longis laxe floratis. Flores majusculi 2 cm. longi breve pedi- 

 cellati secus rhachin laxc dispositi, bracteis membranaceis 

 angustis 5 mm. longis. Sepala suba?quilonga, posticum liberum 

 spathulato -lineare 17 mm. longum 2^^- mm. latum apice acutum, 

 lateralia basi cum pedo columuEC in mentuin 5 mm. longum 1^ 

 mm. latum calcariforme connata, calcari 5 mm. longo. Petala se- 

 palo postico simiha. Labellum obovato-attenuatum 16 mm. longum 

 basi unguiculatum in pedem column.no incumbens superne erectum, 

 unguis sursum gradatim dilatatus ad larainam abeuns, lamina 

 obovata 7 mm. lata apice minute sorrulata profande 3-lobata, lobis 



