Bulbophyllum. | CXXXIII. ORCHIDEH (ROLFE). 29 
lin. long. Bracts distichous, ovate, subacute, carinate, conduplicate, 
much imbricate, 6—9 lin. long. Flowers dark purple. Dorsal sepal 
ovate-triangular, acute, somewhat incurved, concave, glabrous, fleshy, 
2 lin. long, somewhat scaberulous; lateral ones somewhat falcate and 
flatter, otherwise similar. Petals falcate-linear, acute, 14 lin. long, 
glabrous. Lip orbicular with very fleshy centre, and recurved, obtuse 
apex ` margins submembranous, suberect, and closely serrulate; disc 
slightly channelled. Column 2 lin. long, very stout; teeth minute. 
Upper Guinea. Sierra Leone: Ninia, on trees, Scott-Elliot, 4915! Cameroons: 
Ambas Bay, on trees, Mann, 783! 
17. B. Elaidum, Lindl. in Journ. Linn. Soc. vi. 127. Pseudo- 
bulbs 3-5 lin. apart on a slender creeping rhizome, subglobose, 1-14 lin. 
long, 1-2-leaved. Leaves spathulate-oblanceolate, subobtuse, 5-7 lin. 
long, 1-2 lin. broad. Scapes slender, #-1 in. long, one-flowered. 
Bracts two beneath each flower, the lower one cucullate-ovate, acumi- 
nate, 14 lin. long, the other linear and acute. Flowers greenish-white. 
Dorsal sepal lanceolate, acuminate, 2 lin. long; lateral ones ovate- 
triangular at the base, caudate-acuminate above. Petals linear-lanceo- 
late, acuminate, 14 lin. long. Lip subhastate-ovate, subacute, glabrous, 
submembranous, 1} lin. long. Column stout, 4 lin. long ; teeth minute, 
subacute. 
Upper Guinea. Niger Delta: Brass River, on oil-palms, Barter, 73! 1841! 
18. B. intertextum, Lindl. in Journ. Linn. Soc. vi. 127. Pseudo- 
bulbs 4-6 lin. apart on a slender creeping rhizome, ovoid-globose, 2-24 
lin. long, 1-leaved. Leaves oblong or elliptical-oblong, obtuse, subsessile, 
4-7 lin. long, 2-24 lin. broad. Scapes slender, suberect or ascending, 
13-2 in. long; racemes short, lax, few-flowered. Bracts ovate-lanceo- 
late, acute, 2 lin. long. Flowers green. Sepals subequal, 1} lin. long; 
base triangular-ovate ; apex caudate-acuminate. Petals oblong, sub- 
acute, membranous, 4 lin. long. Lip ovate-oblong, obtuse, fleshy, 
glabrous, 4 lin. long. Column very short ; teeth minute, acute. 
Upper Guinea. Niger Delta: Banks of the Nun River, Mann, 527! 
19. B. Quintasii, Rolfe in Bolet. Soc. Brot. ix. 138. Pseudobulbs 
approximate, ovoid-globose, 24-3 lin. long, 1-leaved. Leaves elliptical, 
obtuse, 4-9 lin. long, 2-24 lin. broad. Scapes slender, suberect, 24-3 in. 
long; racemes short, lax, few-flowered. Bracts ovate-lanceolate, acute, 
1 lin. long, Sepals subequal, 14 lin. long ; base lanceolate ; apex caudate- 
acuminate. Petals oblong, obtuse, 4 lin. long. Lip linear, obtuse, 
glabrous, 4 lin. long. Column very short ; teeth minute, acute. 
Lower Guinea. Island of St. Thomas, Quintas, 10! 
20. B. viride, Rolfe in Kew Bulletin, 1893, 170. Pseudobulbs 
subapproximate, ovoid, 2-4 lin. long, 1-leaved. Leaves subsessile, 
linear-oblong, subobtuse, $-1 in. long, 14-3 lin. bread. Scapes suberect, 
slender, 2-34 in. long ; racemes short, lax, few-flowered. Bracts ovate- 
oblong, shortly acuminate, 1 lin. long. Sepals subequal, ovate-lanceolate, 
