Angrecum. CXXXIII. ORCHIDE (ROLFE). 143 
g 
Bracts broadly cucullate-ovate, obtuse, 2-4 lin. long. Pedicels 1-1} 
in. long. Sepals and petals ovate- or elliptic-lanceolate, acute, 3—1 in. 
long. Lip elliptic-oblong, acute, recurved at the apex, 8-10 lin. long ; 
spur cylindric, 4—6 in. long, straight to beyond the middle, curved at 
the apex. Column stout, 2} lin. long, apiculate——Gard. Chron. 1875, 
iil, 277, 278, fig. 54; Warn. Sel. Orch. iii. t. 26. 
Var. occidentale, Kränz, in Eng. Jahrb, xvii. 59. More slender than the type, 
with fewer-flowered racemes and shorter spurs. Flowers white; spur light red. 
Upper Guinea. Cameroons: in primeval forest west of Buea, Preuss, 891. 
The variety is only known to me by the short description. The typical form is 
confined to Madagascar. 
26. A. Thomsoni, Rolfe. Racemes 6-12 in. long, stout, 7-10- 
flowered. Bracts very broadly triangular-ovate, obtuse or apiculate, 
cucullate, or the lower ones tubular at the base, 5—8 lin. long. Pedicels 
1}-2 in. long. Sepals and petals lanceolate or oblong-lanceolate, 
acuminate, 11-14 lin. long. Lip elliptic-lanceolate, acute, 9-11 lin. 
long ; disc convex at the base ; spur cylindric curved, slightly thickened 
towards the apex, 4-54 in. long. Column stout, 4 lin. long. 
Nile Land. British East Africa: Lykipia Plateau, 6000-8000 ft., Thomson ! 
A large and handsome species allied to the Madagascar 4. Ellisii, Reichb. f., but 
differing in its larger bracts, and proportionately narrower segments. The vegetative 
organs are unknown, 
27. A. Giryamze, Rendle in Journ. Linn. Soc. xxx. 388. Leaves 
large, thick, clavate, many-nerved, 10-11 in. long, 1} in. broad ; apex 
unequally bilobed, with rounded lobes; margin revolute. Scapes stout, 
longer than the leaves, racemose, 11-2 ft. long. Bracts broadly ovate, 
cucullate, obtuse, 4 in. long. Pedicels 1 in. long. Sepals and petals 
lanceolate ; lateral sepals a little smaller and less acute, 14-16 lin. long, 
4-5 lin. broad. Lip very broad, suborbicular, emarginate, with a re- 
curved apiculus, 14 lin. long, 19 lin. broad; disc with a longitudinal 
keel; spur curved, 2 in. long. Column very stout, 2 lin. long; lobes 
of the rostellum broad and rounded; stipes of the pollinia short, 
glands large—A. eburneum, Reichb. f. ex S. Moore in Journ. Bot. 
1878, 137 (not of Thou.); Reichb. f. in Trans. Linn. Soc. ser. 2, ii. 
349; Durand & Schinz, Conspect. Fl. Afr. v. 41, in part. 
Wile Land. British East Africa: near Mombasa; on the Giryama, Shimba, 
and Rabai Hills, Taylor! Between Jomvu and Ribe, near a maritime creek, Wakefield ! 
Mozamb. Dist. Zanzibar; rocky head at the west of the island, Kirk! 
German East Africa: Usambara; Magila, 2000 ft., Kirk! Kilimanjaro, 6000 ft., 
Johnston ! 
This has been confused with the Bourbon A. eburneum, Bory, to which, and to 
A. superbum, Thou., from Madagascar, it is allied. A sketch from Wakefield, 32! 
without locality, may represent this or an allied species. 
_28. A, eichlerianum, Kränzl. in Berl. Gart. Zeit. i. (1882), 454, 
435, fig. 102. Stems elongate, ancipitous, with many long roots. 
Leaves distant, elliptic, 34-43 in. long, 3-1} in. broad, somewhat 
