^364 Leaflets op Philippine Botany [Vol. V, Art. 77 



basim calli 3 quorum 2 laterales complanati, erecti, obtusi; callus 

 raedius subcucullatus erectus. Columna crassa, 3 mm. longa. 



Cestichis linearifolia is a near relative of C. Merrillii Ames 

 from which species it differs in the linear leaves and in the com- 

 planate, lateral calli at the base of the labellum. 



Mindanao: District of Davao, Todaya (Mt. Apo), August, 

 1909, A.D.E. Elmer, 11494. 



Found in dense clumps, 6000 feet above sea level, growing on 

 the upper side of moss covered limbs in dense forests. Flowers dull 

 brown; pseudobulbs light green : stems ascending or subpendulous, 

 sheathed, flattish; leaves usually solitary, gracefully recurved, 

 similarly deep green on both sides, smooth, coriaceous; peduncle 

 green, much flattened, ascendingly recurved; floral bracts 

 greenish, closely imbricating, also much flattened. 



OBERONIA Lindl. 



Oberonia Elmeri sp. nov. 



Convenit cum 0. cylindrica Lindl. habitu. DifTert petalis 

 integris. Herba terrestris, usque ad 1.8 dm. alta. Folia ensi- 

 formia, acuminata, acuta, 7 — 12 mm. lata a latere visa. Pedun- 

 culus elongatus, folia excedens. Flores flavidi, verticellati. 

 Racemi circiter 1 dm. longi. Sepala lateralia elliptica, circiter 

 1 mm. longa. Sepalum dorsale simile. Petala Integra, oblonga 

 vel spathulata, obtusa, circiter 1 mm. longa. Labellum 2 mm. 

 longum, quadrilobum vel trilobum lobo intermedio bifido, lobis 

 lateralibus acutis. Columna minuta. Capsulae glabrae. 



Oberonia Elmeri is a near ally of 0. cylindrica Lindl. from 

 which it differs in the entire margin of the petals and in the nearly 

 entire margin of the lobes of the labellum. The divisions of the 

 labellum suggest those of 0. cylindrica. 



Luzon: Province of Benguet, Baguio, March, 1907, A. D. E. 

 Elmer, 8434. 



Small loose tufts upon trees of damp ravines in limestone 

 gulches at 4750 feet altitude. Subpendulous foliage very 

 flexible, yellowish green; inflorescence of the same color; cap- 

 sules yellow. 



