OKCHIDE.E. 



53 



Fig. 21, lone SasaJdi HAYATA; a, a 



rliizomate repenti tereti 1 J mm. in diametro sectionis, pseudobulbis 

 remotis elongato-ovoideis 1 cm. longis 3-4 mm. latis apice attenuatis basi 

 contractis 1-foliatis. Folia solitaria oblongo-linearia 5 cm. longa 7 mm. lata 

 apice rotimdata ad centrum emarginata vel breve 2-lobata basi attenuata cum 

 bulbis articulata crassiuscula. Flores racemosi, racemis sub pseudobulbo sitis 

 paucifloratis 3 cm. longis nodosis, interdodiis 5 mm. longis ad uodos 1-vagi- 

 natis, vaginis inferioribus 1 cm. longis tubuliformibus, superioribus laminatis, 

 lamiuis apice acuminatis, sub floris siugulis 1-bracteatis, bracteis ovatis 1 cm. 

 longis 5 mm. latis apice acuminatis vel acutis basi leviter contractis, pedicellis 

 (cum ovariis) 1 cm. lougis. Flores pateutes. Sepala subsequalia elougato- 

 triangularia vel elongato-ovata, posti- 

 cum 10 mm. lougum 4 J mm. latum 

 apice acutum vel acuminatum basi 

 outractum 5-nervium, lateralia an- 

 gustiora et longiora quam iis posticis 

 11 mm. longa 4 mm. lata apice acu- 

 minatabasi cumpede columnse COnnata flower; b, a columna; c, a pollinarium. 

 latere superiore basi angnlaria (angulis acutis), latere inferiore basi rotimdata. 

 Petala elongato-cuspidato-triangularia 7-8 mm. longa basi latissima 3 mm. lata 

 non contracta apice lineari-cuspidata, (cuspidibus linearibus crassiusculis) 

 margine inferiore denticulato-ciliata. Labellum cuspidato-rotuudatum 5 mm. 

 longum 3 mm. latum apice longe cuspidatum, (cuspidibus liuearibus 4 mm. 

 longis), basi abrupte contractum cum pede columuse articulatum 3-nervium 

 valde concavum basi ad medium 2-lamellato-appendiculatum. Columna fere 

 nulla, basi in pedem 2| 3 mm. lougum producta, pede cum sepalis later- 

 alibus meutum formanti. 



HAB. Mt. Aiisau, leg. B. HAYATA et S. SASAKI, Jan., 1912. 



Near 1. intermedia KING et PANTLING, in Ann. Roy. Bot. Gard. 

 Calc. VIIE. t. 210 ; but differs by much acuminate or even caudate 

 segments of the perianth. It was collected and sent to me by Mr. 

 S. SASAKI with flowers preserved in alcohol, upon which the above 

 description is based. It was also collected by myself, in January, this 

 year, in the woods near Nimaudaira in Mt. Arisan and was brought 



