ORCHIDACEiE 



Mindanao. 



Also Java, Sumatra, and Singapore. 



* 12. Ccelogyne sparsa Reichb.f. in Gard. Chron. (1883) 53:306. 



Mindanao, Luzon, Palawan, Panay, Negros. 

 13. Ccelogyne Swaniana Rolfe in Kew Bull. (1894) 183. This 

 species is known to me through cultivated specimens. I have not 

 seen any specimens from the Philippine Islands. 



* 14. Ccelogyne Vanoverberghii, sp. nov. Aff. C. spar see Reichb. 

 f. Radices crassae, elongate, ramosse. Pseudobulbi conferti, fusi- 

 formes, ad apicem basimque fastigati, circiter 4 cm. longi, in sicco 

 circiter 1 cm. in diametro, monophylli. Folium late ellipticum, 

 acuminatum, acutum ad apicem basimque fastigatum in sicco 

 chartaceum, breviter petiolatum; lamina 9-15 cm. longa, 4.5-5.5 

 cm. lata. Racemus probabiliter pendulus, vel suberectus, foliis 

 juvenilibus synanthus, usque ad 2 dm. longus cum scapo, folia 

 adulta a?quans. Bracteas inflorescentige decidual. Flores ±6. Scapus 

 gracilis, glaber, sub inflorescentia nudus. Sepala lateralia oblongi- 

 lanceolata, acuta, extusvalde carinata, 2 cm. longa, circiter 6 mm. 

 lata. Sepalum dorsale ovato-lanceolatum, acutum, extus leviter 

 carinatum, 2 cm. longum, circiter 8 mm. latum, ad basim con- 

 caviusculum. Petala lineari-triangula, acuta, trinervia, circiter 

 2 cm. longa, vix 4 mm. lata. Labellum trilobatum, circiter 2 cm. 

 longum, lobi laterales manifeste prominentes, ovati, obtusi,3 mm. 

 longi usque ad sinum, lobus medius breviter unguiculatus, trans- 

 verse ellipticus, emarginatus ad apicem, usque ad 11 mm. latus, 

 circiter 1 cm. longus, margine integer, carina? 2 elevataa a basi 

 labelli usque ad dimidium lobi medii extensae, carina media fere 

 evanida. Gynostemium arcuatum, androclinium irregulariter 

 denticulatum. 



The collector's notes give no clue as to the color of the flowers, 



[53] 



