vian specimens referred to B. catenulata these keels, 
wherever a distinct color is noted, are described as yel- 
low, as in B. Sherrattiana. 
It appears to be the wise procedure, therefore, to rec- 
ognize in this alliance only the single species B. catenu- 
lata. 
Bulbophyllum Weberbauerianum Ariinzl. var. 
angustius C. Schweinfurth var. nov. 
Foliis angustioribus, floribus purpureis majoribus, pet- 
alis densissime fimbriatis, labello angustiore, columnae 
stelidiis brevioribus a specie differt. 
Plant differing from the species in having narrower 
leaves (up to 4 em. long and 7 mm. wide), larger purple 
flowers (dorsal sepal up to 1.85 cm. long, acute, with the 
lateral sepals only slightly larger than the dorsal sepal), 
densely fimbriate petals, longer narrower lip (up to 1.72 
cm. long and 1 mm. wide above) and relatively short 
stelidia on the apex of the column. 
Bouivia: Sailapata-Ayopaya, at 2000 meters altitude, on dry logs, 
flowers purple, November 1935, M. Cardenas 3294 (Tyre in Herb. 
Ames No, 48462; dupl. type in Herb. Gray No. 7290). 
Warrea tricolor Lindley in Bot. Reg. 29 (1843) 
Mise. p. 14—Cogniaux in Martius FI. Bras. 3, pt. 5 
(1901) 876, t. 81. 
Maxllaria Warreana Loddiges ex Lindley Gen. & 
Sp. Orch. Pl. (1882) 148—Loddiges Bot. Cab. (1833) 
t. 1884—Hooker in Bot. Mag. 72 (1846) t. 4235. 
Warrea speciosa Schlechter in Fedde Repert. Beih. 9 
(1921) 98; ex Mansteld in Fedde Repert. Beih. 57 
(1929) t. 128, nr. 483. 
The Peruvian Warrea speciosa differs from the Brazil- 
ian Mawllaria Warreana, the type of W. tricolor, in 
having distinctly larger floral segments. These are said 
[ 189 | 
