ORCHIDACE.E 



ex Ames and B. Vanoverbei^ghii Ames, but it possesses laxer 

 racemes and longer caudate sepals. This plant is distinct from 

 B. adenopetalum Lindl. in its robust habit, smaller petals and far 

 different lip. It differs from B. Koi^thalsii Schltr. in having mi- 

 nute pseudobulbs, broader leaves and markedly smaller sepals. 

 It is differentiated from B. flavescens Lindl. by broader leaves, 

 different petals and lip. 



KiAU, Clemens 168, November 1915. 3000 feet altitude. Flower yellow 

 to yellowish-green; Clemens 327 , November 1915. Flower yellow; Clemens 

 85 If-, November 1915. Flower cream color at base, white tips. Gueulau 

 Spur, Clemens 5^6" (Type), November 1915. Flower cream color (?). 



28. Bulbophyllum (§ Racemosae) venustum A. &s^ S. sp. 

 nov. Herba crassa, venusta. Rhizoma longe repens, teres, tarde 

 nudum. Pseudobulbi minutissimi, crasso-cylindracei, mono- 

 phylli, flavi. Folium oblongum vel ellipticum, apice rotunda- 

 tum, in petiolum sulcatum contractum, crasse coriaceum. Sea- 

 pus pseudobulbo approximatus, folium multo superans, vaginis 

 nonnullis tubularibus instructus. Racemus laxiflorus, in visu se- 

 cundus. Bracteae inflorescentiae anguste lanceolatae, longe acu- 

 minatae, ovarium pedicellatum excedentes. Sepala lateralia tri- 

 angulari-lanceolata, leviter falcata, sulcata, complicato-mucro- 

 nata, conspicue carinata, mentum saccatum formantia. Sepalum 

 dorsale oblanceolato-oblongum,complicato-acutum, valde angu- 

 lato-sulcatum, apice carinatum. Petala multo minora, oblanceo- 

 lato-linearia, acuta vel obtusa. Labellum carnosum, in positu 

 naturali sub medio leviter decurvum, lateribus inferioribus 

 erectis, parte anteriore elliptico-ovata convexa ; lamina expansa 

 ovato-oblonga, acuta vel obtusa. Gynostemium minutum, bra- 

 chiis binis triangularibus acuminatis et pede crasso arcuato tuber- 

 culato praeditum. 



Plant stout, graceful. Rhizome long creeping, woody, terete, 



[198] 



