Polystachya. | CXXXIII. ORCHIDEE (ROLFE). 127 
cæspitose. Leaves linear, obtuse, apiculate. Scapes very short, 
l-fowered. Flowers scarcely 2 lin. broad, bright yellow. Dorsal 
sepal narrowly ovate, acute, concave; lateral very broadly ovate- 
triangular, acute. Petals linear, a little broader above, acute. Lip 
clawed, broadly cuneate, trilobed ; side lobes large, oblong-ovate, obtuse, 
somewhat curved; front lobe triangular, acute; dise wholly furfura- 
ceous, shining at the apex.—Kränzl. in Engl. Jahrb. xxii. 21. 
Mozamb. Dist. German East Africa: Usambara; Mbaramu, on tree trunks 
in old forests, Holst, 2481, 
The habit is described as that of a small Masdevallia. I have not seen it, 
61. P. grandiflora, Lindl. in Bot. Mag. t. 3707. Pseudobulbs 
cylindrical, slender, 3-4 in. long, 1-leaved. Leaves linear-oblong, 
obtuse, 5-8 in. long, 5-10 lin. broad. Scapes 3-3} in. long, 1 or few- 
flowered. Bracts triangular-ovate, acuminate, 2—24 lin. long. Pedicels 
5 lin. long. Flowers green, with a few brown spots on the lateral 
sepals; lip white. Dorsal sepal triangular, acuminate, 7 lin. long; 
lateral very broadly triangular, acuminate, much larger than the 
dorsal. Petals subspathulate-lanceolate, acute, 44 lin. long. Lip 
unguiculate, 9-10 lin. long, trilobed ; side lobes roundish-oblong ; front 
lobe ovate, orbicular, obtuse, obscurely crenulate; disc a little fleshy 
and puberulous. Column very short and stout. Chin saccate-oblong, 
obtuse, ł in. long.—Limodorum cucullatum, Afzel. ex Sw. in Vet. 
Acad. Handl. Stockh. 1800, 243 (name only); Pers. Syn. Pl. ii. 521; 
Lindl. Gen. & Sp. Orch. 185; Polystachya cucullata, Durand & Schinz, 
Conspect. Fl. Afr. v. 34; Dendrobium galeatum, Sw. in Schrad. Neues 
Journ. i. 96; Pers. Syn. Pl. ii. 523; Bulbophyllum galeatum, Lindl. 
Gen. & Sp. Orch. 57; Polystachya galeata, Reichb. f. in Walp. Ann. 
vi. 637; P. macrantha, Lindl. in Bot. Reg. 1839, Misc. 36 (in note). 
Upper Guinea. Sierra Leone: Fig-tree Cemetery, Barter! Makunde Limba, 
Scott-Elliot, 5719! and without locality, Afzelius! Alleard! Lagos, cultivated 
Specimen ! 
62. P. reflexa, Lindl. in Bot. Reg. 1841, Mise. 18. Pseudobulbs 
subterete, slender, 2 in. or more long, I-leaved. Leaves linear-oblong, 
obtuse, 54 in. long, 10-11 lin. broad. Scapes #-1 in. long, 1- or few- 
flowered. Bracts ovate-lanceolate, acute, recurved, obtuse, 2 lin. long. 
Pedicels 4 lin. long. Flowers white with a faint tinge of pink. Dorsal 
sepal ovate, acuminate, 5 lin. long; lateral broadly ovate, acuminate. 
Petals subspathulate-lanceolate, acute, 4 lin. long. Lip 8 lin. long, 
broadly unguiculate and crenulate, tinged with green, abruptly reflexed 
in the middle, and with a yellow cushion of jointed hairs below, a little 
constricted in the middle; front lobe dilated, obovate, suborbicular, 
obtuse or apiculate. Column very short and stout. Chin saccate, 
obtuse, 8 lin. long.—Reichb. f. in Walp. Ann. vi. 637. 
Upper Guinea, Sierra Leone, Whitfield! 
Only known to me from a garden specimen; it is allied to P. grandiflora, Lindl., 
but readily distinguished by the very different lip. 
