ORCHIDACE^ 



PHILIPPINAEA Schltr. § Ames gen. nov. 

 Sepala lateralia lanceolata, extus glanduloso-pubescentia, sac- 

 cum labelli occludentia. Sepalum dorsale petalis adhaerens, 

 extus glanduloso-pubescens, concavum. Petala membranacea, 

 oblongo-lanceolata, sepalum dorsale aequantia. Labellum gy- 

 nostemio adnatum, basi saccato-gibbosa ; saccus scrotiformis, 

 intus utrinque squamis clavatis ornatus ; lamina labelli in par- 

 tes duas divisa, pars basalis orbicularis antice pectinato-dentata, 

 pars apicalis unguiculata, dilatata, obtuse triangularis. Discus 

 labelli bicarinatus. Gynostemium valde elongatum, sepalum dor- 

 sale aequans ; stigma indivisum ; rostellum profunde bifidum, di- 

 visionibus inaequaliter bilobatis, lobis exterioribus obtusis, lobis 

 interioribus elongatis, lineari-triangularibus, acutis. Clinandrium 

 tubulare. Anthera elongata, navicularis. Pollinia sectilia, sessilia 

 in disco rostelli. Ovarium glanduloso-pubescens. Herba terrestris, 

 succulenta, caulescens, inferne repens; foliis alternis, congestis, 

 in petiolum latum vaginantem angustatis ; scapo laxe vaginato, 

 elongato; floribus in racemo elongato dispositis. 



Philippinaea Wenzelii {Ames) Schlt7\ 8^ Ames comb. nov. 

 Adenostylis Wenzelii Ames Orchidaceae 5 (1915) 41. 



The genus Philippinaea differs from Adenostylis in the details 

 of the gynostemium and labellum. From the African members 

 of Platylepis it is separable generically by the lip characters, 

 although in the elongated column and in the rostellar divisions 

 it shows close relationship with Platylepis through P. good- 

 yeroides A. Rich. 



Philippinaea is endemic in the Philippines. It is monotypic and 

 from evidence based on collections is only known from Leyte, 

 Mindanao and Luzon. The material on which thegenus is founded 

 was originally referred to Adenostylis and published in Fascicle V 

 of Orchidaceae as A. JVenzelii. Before publication I invited the 



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