ORCHIDACE.E 



gracilis, infra racemum bracteis numerosis. Racemus usque ad 

 12 cm. longus, gracilis, circiter 3 mm. in diametro. Flores sub- 

 verticillati. Bracteas inflorescentia? triangulari-lanceolatas, brevi- 

 ter setaceae. Pedicellus cum ovario circiter 1 cm. longus. Sepala 

 lateralia elliptica, reflexa, 1 mm. longa. Sepalum dorsale simile. 

 Petala linearia, vix 1 mm. longa, integra. Labellum ad basim 

 utrinque bilobulatum, vel lobo bifurcato (divisiones lobulorum 

 subsetaceae .5 mm. longas), deinde cuneato-oblongum ad apicem 

 bifurcatum, divisionibus triangulari-setaceis. Totum labellum 1.5 

 mm. longum, divisionibus terminalibus 1 mm. longis. Gynoste- 

 mium .5 mm. longum. 



Oberonia basilanensis is related to O. insectifera Hook. f. and 

 to O. Toppingii Ames. The latter is a Philippine species which 

 may be distinguished at a glance by its denticulate oblong petals. 

 Basilan, J. Reillo Bur. Sci. 16247, September 9, 1912. 



4. Oberonia benguetensis Ames in Phil. Journ. Sci. 7:8. 

 Luzon. 



5. Oberonia cylindrica Lindl. Bot. Reg. (1840) Misc. p. 20. 

 Luzon, Palawan, Leyte (Bohol, Cuming). 



6. Oberonia Elmeri Ames in Elmer's Leaflets of Phil. Bot. 5 : 

 1564. 



Luzon. 



7. Oberonia hispidula Ames in Phil. Journ. Sci. 7:8. 

 Luzon, Mindanao. 



8. Oberonia iridifoliajLiwtf/. Wall. Cat. no. 1948. What appears 



to be this species is figured by Petiver on plate 103, fig. 3, from 



a specimen collected by Camelli in Luzon and described in Ray's 



Historia Plantarum. 



Mindanao, Luzon, Palawan. 

 Also Java, Sumatra, Borneo. 



[73] 



