ORCHIDACEiE 



on each side, and at the shallowly bilobed tip is somewhat bent 



backward. 



Philippines, Leyte, Tacloban, C. A. Wenzel 0996, May 5, 1916. Flower 

 with white sepals and petals and a white, purple and yellow labellum. At 

 sea level. 



DENDROCHILUM Bl. 



Dendrochilum (§PlatycHnis) prodigiosum Ames sp. nov. 

 Herba epiphytica. Radices fibratae, ramosae, glabrae. Pseudo- 

 bulbi caespitosi, plus minusve 1 cm. longi, subfusiformes, in sicco 

 flavidi, rugosi, monophylli. Folium cum petiolo 2.5-4.5 cm. 

 longum, usque ad 11.5 mm. latum, anguste ellipticum, obtu- 

 sum, bene marginatum, valde coriaceum. Petiolus 3-7 mm. lon- 

 gus, rigidus. Pedunculus terminalis, cum racemo 5.5-6 cm. lon- 

 gus, gracilis, usque ad racemum nudus, infra inflorescentiam 

 bractea glumacea vestitus. Racemus densiflorus, 3 cm. longus, 

 1 cm. per medium. Pedicellus cum ovario plus minusve 2.5 mm. 

 longus. Bracteae inflorescentiae glumaceae, nervosae, quadrato- 

 ovatae, margine erosae, 5 mm. longae, ovarium excedentes. Se- 

 pala lateralia 6 mm. longa, 3 mm. lata trans basim, lanceolata, 

 acuta, cum apiculo sub apicem, carnosa, trinervia, mentum bre- 

 vem formantia. Sepalum dorsale 5 mm. longum, valde concavum, 

 ovato-lanceolatum,trinervium. Petala ligulata, vix 5 mm. longa, 

 1 mm. lata, subacuta, trinervia. Labellum carnosum, 6 mm. 

 longum, subsaccatum, basi gynostemii insertum, utrinque prope 

 basim lobulo minuto instructum; hypochilium 4 mm. longum, 

 bicarinatum, oblongum, marginibus erectis, apice dilatatum; 

 lobus terminalis 2 mm. longus, 3 mm. latus transverse ellipticus. 

 Discus lobi terminalis tricarinatus. Columna plus minusve 2 

 mm. longa. Brachia erecta, recurva, acuta, e parte superiore gyno- 

 stemii orientia, anguste linearia. 



Dendrochilum prodigiosum is without close allies in the Phil- 



[98] 



