Bolbophytlum. | CXX. ORCHIDER. 287 
The genus is spread over the tropical and subtropical regions of the Old World, one 
rii found as far south as New Zealand. The Australian species appear to to be all 
Bier ils reduced to a small scarcely prominent disk. Leaves | 
. small, pridcgibalen succulent. Peduncles 1-flowered . . 1. B. lichenastrum. 
Pseudobulbs ong. Leaves linear or pe neni succulent, 
without any midrib. Peduncles 1-flowe 
ra linear-lanceolate, 3 to 5 in. long. "Pidüiidle 1 to 14 in. 
2. B. nematopodum, 
Eos linear, very thick and fleshy, 1 1 go 2in. ‘long. " Peduncle 
2 to 4 lines long, with distan à 3. B. Shepherdi. 
Leaves oblong or lanceolate Ah ns 3 in. "long. Peduncle : 
rcely 2 Miles long, with loosely Ove dapiiiny bracts . . 4. B. aurantiacum. 
P udobulbs ovoid, ve ly wrinkled. Leaves oblong or 
nceolate, with a N prominin midrib. Peduncles with a 
eme o 
Peduncles filiform, 1 to 2 n. long. Sepals 2 to 2} lines long, 
_ ede 316 Fn og,” Lateral sepals gih dne deal one ^ ooa 
Peduncles 3 to 6 in. an ai Lateral by [ts the dorsal one 
shorter oo ve B. EN 
. l. B. lichenastrum, F. Muell. Fragm. vii. 60. Creepin ,rhiromes 
forming very dense pat atches. Pseudobulbs reduced to a small scarcel 
prominent circular disk, surrounded b e long frin M remains 
of the scarious sheath. Leave s thick, ka otg or almost globular, 
2 to ines diameter, ‘Propalasty rugose owers very 
small, “ yellow, ” solitary on peduncles or e to 3 lin long, 
ith 1 or 2 scarious sheaths at their base and apparently articulate 
below the flower. rr ovate-lanceolate, about 1 line long, besides 
y as long as the se 
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