ORCHIDACEM 91 



oblongo apice crispo per axin lineis 3 elevatis intermedia apice 

 flexuosa aucto." 



Stems cylindric, 9-12 dm. long, about 1.5 cm. thick. Leaves 

 ovate-oblong, emarginate. Racemes pseudo-terminal, 25-50 cm. 

 long. Flowers numerous, large. Sepals ovate, obtuse, about 2.5 

 cm. long, reflexed, cream-white tinged with green. Petals linear, 

 twisted, longer than the sepals, crimson-magenta. Lip about 3.5 

 cm. long, rhomboid-ovate, obtuse, crisped at the apex, with sev- 

 eral raised lines on the disc. Spur conical, large. 



" Epiphytic on Antidesma ghcesemhilla, in open grass lands," 

 Davao, Mindanao, March 14, 1904, U. B. Copeland (no. 505). 



D. uniflorum. Griff., Notul. 3 : 305 (1851) : " Caulis submoniH- 

 formibus, vaginis nempe basi apiceque sub-constrictis, et abbre- 

 viatis, fol. limbo ^ amplexicaulibus, disticha oblongo-lanceolata, 

 ascendente-recurva, coriacea apice insequaliter bifida, limbo medium 

 supra planiusculo. 



" Flores oppositif ol. solitarii longe pedicellati, folia excendent. 

 (pedicellis ascendentibus, basi bracteolat.) ringent, bilabiat. 

 majusculi albi. 



" Sepala latiuscula ovata acute acuminata patente-reflexa, late- 

 ralia basi oblique cum pede columnae in calcar spurium connat. 



" Pet. late-ovatis apiculatis, sepalo postico subsimil. sed brevior. 



" Labellum explanatum 3-lobum, lobis lateralibus spathulato- 

 obovatis ascendentibus, central, magno late obcordato, medio costis 

 carnosis 3-5, elevatis, initio horizontal, demum conduplicatis cum 

 pede columnse in calar spurium ; fauce angusta higibha, connata. 



" Columna nana, pede longe, columna connata. 



" Clinand. profundum, 3-dentatum, dente postice subulato 

 anth. affingens. Rostellum anticum bipartitum, lacinea supera 

 laminiformi-involuta. PoUinia 4, per paria collateralia. Anth. 

 cap-shaped papillosa bilocularis." — The species is figured in 

 Griff. Ic. PI. Asiat. t. 303. 



Stem 3-4 dm. long. Leaves about 3 cm. long, ovate-oblong, 



