198 
ROBINSON. 
Cryptostylis arachnites Blume Orcli. Ind. Archip. (1858) 133. 
Represented by 9097; other Philippine distribution Laguna (?), Tayabas, 
Mindoro. 
Cystorchis javanica '( Blume) Blume Orch. Areliip. Ind. (1858) 87; Ames in 
Philip. Journ. Sci. 6 (1911) Bot. 39. 
Not otherwise known from the Philippines; 9282 ; Malay Peninsula. 
Dendrobium hymenanthum Reichb. f. in Bonplandia 3 (1855) 222. 
Otherwise definitely known only from Rizal, but the exact localities of 
Cuming’s orchids are unknown; 107/53, 561/7 (flowering in Manila, plants from 
Polillo). 
Luisia foxworthii Ames Orchidaceae 2 (1908) 222. 
Type locality Bataan; 9257 appears to be this species, but the material is 
not satisfactory. 
Malaxis dentata (Ames) Ames Orchidaceae 2 (1908) 125, fig. 
Otherwise known from Mindoro; 101/39. 
Malaxis macgregorii Ames in Philip. Journ. Sci. 6 (1911) Bot. 45. 
Endemic in Polillo; 101/1/0. 
Oberonia anceps Lindl. Sert. Orchid. (1838) sub pi. 8 B. 
Represented by 101/1/8; other Philippine distribution Tayabas and Culion. 
Oberonia thisbe Reichb. f. in Bonplandia 3 (1855) 223. 
Represented by 9255 ; otherwise definitely known from Guimaras. 
Plocogiottis copelandii Ames in Philip. Journ. Sci. 2 (1907) Bot. 326. 
Represented hy 6863, 101/50 ; other distribution Laguna, Negros, and Mindoro. 
Podochilus xytriophorus (Reichb. f.) Schltr. in Mem. Herb. Boiss. 21 
(1900) 47. 
Represented by 681/8; other distribution Laguna, Mindoro, Mindanao, Borneo, 
Malay Peninsula. 
Thelasis elongata Blume Mus. Bot. Lugd.-Bat. 2 (1856) 187. 
Represented by 921/5 ; other distribution Camarines,. Mindanao, Cagayan Sulu, 
Java. 
Thrixspermum pallidum (Blume) Reichb. f. Xenia Orchid. 2 (1867) 122. 
Represented hy 101/1/1; other distribution Rizal, Mindanao, Basilan, Celebes, 
Amboina, Java, Malay Peninsula. 
Other species: Cymbidium finlaysonianum Lindl., 101/60: Dendrobium atro- 
purpureum (Blume) Miq., 9086, 101/58; D. crumenatum Sw., 101/59; D. indivisum 
(Blume) Miq., 9253, 101/1/3, 101/55: Geodorum nutans (Presl) Ames, 101/1/5: 
Phalaenopsis luddemanniana Reichb. ft, 101/37 : Pholidota imbricata Lindl., 10768: 
Podochilus micranthus (Lindl.) Schltr., 9087, 101/1/6: Thrixspermum sp., 10769: 
Trichoglottis sp., 101/51. Nine collections remain to be determined. 
CASUARINACEAE. 
Represented by the common Casuarina equisetifolia Forst., 6986, 10357, local 
name aguho. 
