38 cxxxiii. ORCinDE.E (rolfe). [MegacUnium. 



show the species to be very distinct. No flowers are preserved, and the plant does 

 not appear to have been again met with. It flowered in Messrs. Loddiges' Nursery 

 in 1841. 



3. M. triste, Bolfe in Kew BuUetin, 1894, 362. Pseudobulbs 

 trigonous, obtusely angled, li-2 in. long, 2-leaved. Leaves linear- 

 oblong, obtuse, 3-5 in. long, |-1 in. broad. Scape elongate, with about 

 eleven sheaths near the base, 1 J ft. long ; rhachis somewhat compressed, 

 thick and fleshy, obtusely angled, obscurely crenulate, scaberulous, 

 3-4 in. long, 5 lin. broad, 3 Tin. thick. Bracts about 1 J lin. apart, 

 spreading, broadly ovate, obtuse, concave, 4 lin. long by about as broad 

 at the base. Flowers velvety, green speckled with black. Dorsal 

 sepal linear-subulate, acute, recurved, 5 lin. long ; lateral ones falcate- 

 ovate, subobtuse, 3 lin. broad. Petab subulate, falcately recurved, 

 4 lin. long. Lip with broad pectinate base, and narrow, obtuse, entire and 

 recurved apex, 1 lin. long. Column short, margined, with short teeth. 



Habitat not precisely known, but believed to be some part of West Tropical 

 Africa. It flowered at Kew in 1894. 



4. M. strobilifenixn, Rolfe. Pseudobulbs triangular, compressed, 

 li in. long, 1 in. broad, two sides flat, the third narrower and 

 channelled, 2-leaved. Leaves oblong-lanceolate, obtuse, G in. long, 

 14 lin. broad. Peduncle stout, a foot or more long, with seven or eight 

 appressed obtuse sheaths, thickened and fusiform above. Bracts 

 densely imbricate, broadly ligulate, acute, spreading at right angles 

 Flowers distichous, cartilaginous, 4J lin. long. Dorsal sepal straight, 

 narrowly triangular, long acuminate, smooth outside, sparsely puberulous 

 inside; lateral ones broadly ovate, suddenly ovate from the rounded 

 base, acuminate and deflexed, puberulous below. Petals linear, puberu - 

 lous, nearly equalling the sepals. Lip curved, narrowly triangular, 

 acute, fimbriate at the base. Column very broadly winged, cucuUate. — 

 Bulbophyllum sirohilifenim^ Kranzl. in Mitth. Deutsch. Schutzgeb. ii^ 

 (1889) 155 ; Durand & Schinz, Conspect. Fl. Afr. v. 14. 



Upper Guinea. Cameroons, Braun. 



Only known to me from the original description, but said to be an ally ot Bulho- 

 phyllum imbricatum, Lindl., i.e., Megaclinimn imhricatim, Rolfe. 



5. M. maximum, Lindl. Gen. <t' Sp. Orch. 47 {not elsewhere). 

 Rhizome very stout and woody. Pseudobulbs distant, tetragonous- 

 oblong, 2-2J in. long, 2-leaved. Leaves oblong, obtuse, coriaceous, 

 4-5 in. long, 1-1:^ in. broad. Scapes 1-1] in. long, with several 

 tubular sheaths; rhachis ensiform, flattened, coriaceous, crenulate- 

 undulate, 4-5 in. long, G-7 lin. broad, purple. Bracts ultimately 

 deflexed, lJ-2 lin. long; margins recurved. Flowers li -2 lin. apart. 

 Pedicels very short. Flowers purple. Dorsal sepal ovate-lanceolate, 

 acuminate, concave, 2 J Hn. long ; lateral ones triangular-ovate, 2 lin. long, 

 falcate at the apex, acuminate ; all the sepals recurved or reflexed above 

 the middle. Petals falcate-linear, acuminate, 1 J lin. long. Lip oblong, 

 obtuse, from a broader denticulate base, \\ lin. long. Column ^- lin. 



