34 cxxxiii. ORCHiDE^ (rolfb). [Bulbophyllum. 



the middle, subacute, 5 lin. long. Petals falcate-linear, acute, glabrous, 

 li lin. long. Lip ligulate, subobtuse, densely pilose with purple 

 hairs 4 lin. long ; side lobes obtusely rounded, slightly ciliate. Column 

 stout, 1 lin. long; teeth falcate-linear, obtuse, J lin. long. 



:Lower Guinea. Angola : Pnngo Adongo, on rocks, Welwitsch, 697 ! 



Closely allied to the preceding. 



85. B. porphyroglossum, Krdnzl. in Engl. Jahrb. xxii. 24. 

 Plant about 4 j in. high. Rhizome creeping, ascending. Pseudobulbs 

 aggregated, ovoid-tetragonal, 1 -leaved. Leaves linear- lanceolate, acute, 

 twice as long as the racemes. Scape with two or three long sheaths ; 

 raceme secund. Bracts ovate, acute, equalling the ovary. Flowers 

 about 2 J lin. in diameter, yellow with a purple lip. Sepals narrowly 

 ovate, acuminate : lateral ones united only at the base. Petals cuneate- 

 obovate, obtuse. Lip curved, ligulate from a caudate base, obtuse, 

 densely pilose ; disc with a polished channel in the middle. Column 

 with subulate elongate teeth. 



T7pper Guinea. Cameroons : Victoria, Preuss, 1279. 



Only known to me from the original description. It is compared with the Indian 

 B. reptans, Lindl. 



3G. B. distans, Lindl. in Journ. Linn. Soc. vi. 125. Pseudobulbs 

 5-6 lin. apart on a creeping rhizome, ovoid, 4-angled, 5— G lin. long, 

 2-leaved. Leaves linear-oblong, obtuse, 5-G lin. long, 8-9 lin. broad. 

 Scape suberect, 4 in. high; spike IJ in. long, few-flowered. Bracts 

 distichous, ovate-oblong, acute, not imbricate, 3-4 lin. long. Sepals 

 long acuminate from an ovate base, 6 lin. long. Petals setaceous, 

 falcate with recurved apex, 2 lin. long. Lip linear from a broader base, 

 G lin. long, covered with long setaceous purple hairs. Column very 

 stout, J lin. long ; teeth falcate- subulate, J lin. long. 



Upper Guinea. Niger Delta : Banks of the Nun River, ManUy 525 ! 



37. B. saltatorium, Lindl. in Bot. Reg. t. 1970. Pseudobulbs 

 1-1 J in. apart on a stoutish creeping rhizome, ovoid, subtetragonous, 

 1-1 J in. long, 1-leaved. Scapes suberect or horizontal, 2J-3J in. long ; 

 raceme li in. long, many- flowered. Bracts not distichous, lanceolate- 

 oblong, subacute, 2| -3 lin. long. Sepals subequal, triangular-lanceolate, 

 subacute, 3-3 J lin. long. Petals subulate-acicular, IJ lin. long. Lip 

 linear, base ^i^ader and nearly glabrous, densely pilose above the 

 middle with long purple hairs, the whole 4 J-5 lin. long. Column stout, 

 1 lin. long; teeth incurved, scarcely equalling the column.— Rolfe in 

 Card. Chron. 1889, vi. 324. 



xrpper Guinea. Sierra Leone. Flowered in Messrs. Loddiges' Nursery in 

 1837. 



A barren specimen from the Gold Coast, Burton and Cameron, apparently belongs 

 liere. 



38. B. barbigerum, Lindl. in Bot. Reg. t. 1942. Pseudobulbs 

 J-1 in. apart on a stout creeping rhizome, suborbicular or elliptical- 



