ORCHIDACEJE 



ovario breviores, circiter 1 cm. longee. Sepala lateralia oblongi- 

 ligulata, obtusa, extus pubescentia, inferne circum basim labelli 

 scrotiformem saccato-connata, superne patentia, circiter 1 cm. 

 longa, 4 mm. lata. Sepalum dorsale cum petalis supra gynoste- 

 mium fornicato-conglutinatum. Petala anguste lanceolata, ob- 

 tusa, circiter 8 mm. longa, uninervia. Labellum 1 cm. longum, 

 medio angustatum ad margines ineequaliter dentatum, apice in 

 limbum 5 mm. latum, 2.5 mm. longum, semiorbicularem dila- 

 tatum. Calli duo prope basim sacci. Gynostemium breve, apice 

 in rostellum acuminatum, bidentatum, desinens, antice sub stig- 

 mate appendicibus binis. 



The teeth of the claw of the labellum are mere crenatures, 



with obtuse tips. The dilated apical part is obscurely apiculate. 



Mindanao, Province of Camaguin, M. Ramos Bur. Sci. lJfJf.22, April 

 22, 1912. On tree-top. 



2. Cystopus philippinensis sp. nov. Herba terrestris usque ad 

 1 dm. alta. Caules succulenti, rhizomate decumbente. Folia alterna, 

 ovato-cordata, acuta, apiculata, lamina usque ad 2.5 cm. longa, 

 1.4 cm. lata,folia infima quam folia suprema minora, circiter 1 cm. 

 longa ; caulis supra folia pubescens. Flores 1-2, permagni, ± 2 cm. 

 longi, albidi, erecti, membranacei. Sepala lateralia oblonga, ob- 

 tusa, 2 cm. longa, circiter 7 mm. lata. Sepalum dorsale petalis 

 adherens, pubescens, anguste lanceolatum, obtusum, quam se- 

 pala lateralia angustius, 1.5 cm. longum, circiter 4 mm. latum. 

 Petala dimidiato-rhombea, acuminata, acuta, utpote valde inse- 

 quilatera ad latus labello adversum magis producta, 1.5 cm. longa, 

 4 mm. lata, supra medium circiter 1 mm. lata. Labellum ungui- 

 culatum, patulum, in basi scrotiformi-saccatum, callos binos ad- 

 natos, carnosos occultans, in parte unguiculata canaliculatum, 

 ad margines utrinque breviter tridentatum, apice dilatatum et 



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