ORCHIDE.^. 58 



rliizomate repuuti tereti l]mm. iu diametro sectionis, x^st;"^^obnlbis 



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 rotundata ad centnun emarginata vel breve 2-lobata basi attenuata cnm 



bulbis articulata crassiuscula. Flores racemosi, racemis sub pseudobulbo sitis 



X^aucifloratis 3 cm. longis uodosis, interdodiis 5 mm. lougis ad nodos 1-vagi- 



uatis, vaginis inferioribus 1 cm. longis tubuliformibus, superioribus lamiuatis, 



laminis apice acuminatis, sub floris singulis 1-bracteatis, bracteis ovatis 1 cm. 



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



(eum ovariis) 1 cm. longis. Flores pateutes. Sepala subfequalia elougato- 



triangularia vel elongato-ovata, posti- 



ciim 10 mm. lougura 4 J mm. latmn 



apice acutiun vel acuminatum basi 



contractmn 5-uervium, lateraUa au- 



gustiora et longiora quam iis posticis 



11 mm. longa 4 mm. lata apice acu- „. _. , ,, , .. „ 



^ ^ Fig. 21, lone Isasakii Hayata; a, a 



uiinatabasicumpedecoliunniBConnata flower; b, a columna; c, a pollinarium. 

 latere superiore basi angularia (angulis acutis), latere inferiore basi rotuudata. 

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

 non coutracta apice lineari-cuspidata, (cuspidibus linearibus crassiiisculis) 

 margiue inferiore denticulato-ciliata. Labellum cuspidato-rotimdatum 5 mm. 

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

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

 valde concavum basi ad medium 2-IameIIato-appendiculatum. Columua fere 

 nulla, basi in pedem 2 i-3 mm. longum producta, pede cum .sepalis later- 

 alibus mentmn formauti. 



Hab. Mt. Ai-isan, leg. B. Hayata et S. Sasaki, Jau., 1912. 



Near 1. intermedia Kjng et P.antling, in Ann, Koy. Bot. Gard. 

 Calc. VHI. t. 210 ; but differs by much acuminate or even ca,udat3 

 segments of the perianth. It was coUected and seut to lue by Mr. 

 S. S^vsAKi 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 Nimandaira iu Mt. Ai'isan and was brought 



