Angrcncum.] cxxxiii. orchide^ (rolfe). 14;> 



Bracts broadly cucullate-ovate, obtuse, 2-4 lin. long. Pedicels 1-1 J 

 in. long. Sepals and petals ovate- or elliptic-lanceolate, acute, J-1 in. 

 long. Lip elliptic-oblong, acute, recurved at the apex, 8-10 lin. long ; 

 spur cylindric, 4-0 in. long, straight to beyond the middle, curved at 

 the apex. Column stout, 2 J lin. long, apiculate. — Gard. Chron. 1875, 

 iii. 277, 278, fig. 54 ; Warn. Sel. Orch. iii. t. 26. 



Var. occidentale, Kranzl. in Eng. Jahrb. xvii. 59. More slender than the type, 

 with fewer-flowered racemes and shorter spurs. Flowers white ; spur light red. 



XTpper Guinea. Cameroons : in primaeval forest west of Buea, Treuss, 891. 



The variety is only known to me by the short description. The typical form is 

 confined to Madagascar. 



2ij. A. Thomsonl, Bol/e. 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 

 lJ-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, 4-5J in. long. Column stout, 4 lin. long. 



Nile Xiand. British East Africa : Lykipia Plateau, 6000-8000 ft., Thomson I 

 A large and handsome species allied to the Madagascar A. JEllisii, Reichb. f., but 

 differing in its larger bracts, and proportionately narrower segments. Tlie vegetative 

 organs are unknown. 



27. A. Gixyamsey Rendle in Journ. Linn. Soc. xxx. 388. Leaves 

 large, thick, clavate, many-nerved, 10-11 in. long, Ij in. broad ; apex 

 unequally bilobed, with rounded lobes ; margin revolute. Scapes stout, 

 longer than the leaves, racemose, l;^-2 ft. long. Bracts broadly ovate, 

 cucullate, obtuse, J 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. 



Xrile ]Land. British East Africa : near Mombasa ; on the Giryama, Shimba, 

 and Rabai Hills, Taylor I Between Jomvu and Ribe, near a maritime creek, Wakefield ! 



AKozamb. 3>i8t. Zanzibar ; rocky head at the west of the island, Kirk I 

 German East Africa: Usambara; Magila, 2000 ft., Kirk I 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, Krdnzl. in Berl. Gart. Zeit. i. (1882), 434, 

 435, fig. 102. Stems elongate, aucipitous, with many long roots. 

 Leaves distant, elliptic, 3^-4f in. long, j-l^ in. broad, somewhat 



