1554 Leaflets of Philippine Botany [Vol. V, Art. 77 



In rich humus covered well drained soil of a wooded ridge at 

 2750 feet above sea level, between the junction of the Perak 

 creek and the Sibulan river. Stems usually in pairs, terete; the 

 dark green leaves ascending, slightly recurved, similarly dull green 

 on both sides, thinly chartaceous, much reduced toward the 

 base; peduncles, bracts and pedicels green, the pedicels recurved; 

 flowers soft in texture, persistent, pale or a yellowish green. 



DILOCHIA Lindl. 



Dilochia Elmeri sp. nov. 



Planta rigida, 15 — 24 dm. alta, caespitosa, epiphytica. Folia 

 plana, alterna, elliptico-lanceolata, valde acuminata, sessilia, 

 cum vagina articulata. Flores in racemum terminalem densum, 

 divisum, dispositi. Bracteae inflorescentiae, pedicello longiores, 

 deciduae, rigidae, infra racemum imbricatae, triangulari-lanceo- 

 latae, conduplicatae, acutae vel subacutae. Sepala lateralia 

 oblonga, subfalcata acuta. Sepalum superius simile, margine 

 involute. Petala oblongi-falcata, acuta. Labellum ad basim 

 columnae erectum, sepalis brevius, 3-lobatum; lobi laterales parvi, 

 obtusi, divaricati; lobus medius lobis laterahbus multo major, 

 flabelliformis, disco carinis 5 crenatis. Columna crassa, arcuata. 



Plants forming rigid tufts, epiphytic. Stems several, about 

 1 cm. thick, terete, descending, the tips suberect, basal half leafless, 

 covered with brown imbricating scales. Leaves about 3 dm. 

 long, ± 6 cm. wide, prominently 9-nerved when dry, about 4 cm. 

 apart. Peduncle terminal, hidden below the raceme by several 

 imbricating rigid bracts 3 cm. long, branching, the main branch 

 about 2 dm. long. Flowers in a rather dense raceme, about 

 4 cm., long including the pedicel and ovary, odorless, succulent, 

 subpendulous, sepals and petals 2.5 cm. long, 5 mm. wide, yellow- 

 ish green, somewhat tinged with brownish purple. Bracts sub- 

 tending the flowers about 2 cm. long, carinate, rigid, deciduous. 

 Labellum 2.5 cm. long, purplish, spotted on the upper surface, 

 strongly decurved at the apex. Lateral lobes about 3 mm. long, 

 terminal or middle lobe 1 cm. long by 1 cm. wide. On the disc 

 of the labellum 5 longitudinal carinae are situated, the 2 outer 

 ones shorter than the 3 middle ones. Column purplish. 



