ORCHIDACE.E 



63. Dendrochilum (§ Platyclinis) uncatum Reichb.f. in Bonpl. 

 3 : 222. 



Luzon. 



64. Dendrochilum (§ Acoridium) Vanoverberghii^wesin Phil. 

 Journ. Sci. 7 : 27. 



Luzon. 



65. Dendrochilum (§ Eu-Dendrochilum) Weberi Ames in Phil. 

 Journ. Sci. 8 : 410. 



Mindanao, Basilan. 



66. Dendrochilum (§Acoridium) Wenzelii sp. nov. Herba epi- 

 phytica. Radices fibratae, ramosae. Pseudobulbi subcylindracei, 

 superne leviter attenuati, in sicco sulcati, ± 2.5 cm. longi, raono- 

 phylli, juniores vaginis maculatis mox in floras solutis inclusi. 

 Folium rigidum, erectum, usque ad medium pedunculum vagi- 

 natum, lineare, acutum, ± 2 dm. longum, 4 mm. latum, infra 

 medium involutum. Pedunculus complanatus, quam folium lon- 

 giorvel brevior. Racemus complanatus, ± 5 cm. longus. Flores dis- 

 tichi, rubri. Bracteae inflorescentiaa glumaceas, circiter 3 mm. 

 longae, flores subaequantes. Sepala lateralia ovato-lanceolata, 

 valde acuta, trinervia, 5 mm. longa, vix 2.5 mm. lata. Sepalum 

 dorsale multo angustius acutum, circiter 4 mm. longum. Petala 

 oblongi-lanceolata, valde acuta, quam sepalum dorsale breviora, 

 vix 3 mm. longa, 1 mm. lata. Labellum saccatum, trilobatum, 

 lobo medio in dentem brevem, minutum reducto; lobi laterales, 

 crescentiformes, callo in medio, circiter 1 mm. longi, antice levi- 

 ter denticulati vel integri. Saccus 1 mm. longus, semi-rotunda- 

 tus. Gynostemium sectionis. 



Dendrochilum Wenzelii is a near ally of D. graminifoUum 

 (Ames) Pfitz., from which it differs in the much reduced, almost 



[65] 



