86 CXXXIII. ORCHIDEZ (ROLFE). [ Lissochilus. 
Port Lokko, Scott-Elliott, 5744! near Tawia, Scott-Elliot, 4472! and without pre- 
cise locality, Afzelius ! cultivated specimens, Rucker ! Lagos: in a mangrove swamp,. 
Moloney! Millen, 170! 171! Oye and Ado River, in damp situations, Millen, 99! 
Western Lagos, Rowland! Niger Territory : without locality, Barter, 80! Nupe; 
margin of a swampy ravine, Barter, 1481! side of a rivulet near Sare, Barter, 3429! 
Cameroons: Efulen, Bates, 452 ! 
39. L. Ephippilum, Reichb. f. in Flora, 1882, 583. Sepals. 
oblong-ligulate, acute. Petals oval-elliptical, large. Lip trilobed; 
side lobes obtuse-angled; front lobe oblong, subobtuse, undulate ; dise 
with a pair of semicircular calli, with a keel between, and 3 dwarf 
thickened keels extending nearly to the apex; spur conical, rather 
short, retrorse. 
Western Tropical Africa. Without locality or name of collector. 
Only known to me from the original imperfect description, but said to be allied to 
L. roseus, Lindl, i 
40. L. Alexandri, Reichb. f. in Flora, 1882, 532. Lip broadly 
trilobed at the middle, undulate ; dise with a dwarf callus in front of 
the spur, and 3 high, undulate keels extending nearly to the apex, the 
lateral ones 2-armed in front; spur conical, acute, curved, retrorse. 
Anther apiculate, bidentate.—Kränzl. in Engl. Jahrb. vii. 440. 
Lower Guinea. Lower Congo: in the mouth of the river, near Shark Point, 
Naumann, 159. Angola: Malange, Mechow, 366. 
Only known to me from the original very imperfect description, but said to be 
allied to Z. roseus, Lindl. 
41. L. Nyasæ, alte, Scapes tall, base not seen ; racemes 1 ft. long, 
many-flowered. Bracts ovate or ovate-oblong, 9—10 lin. long. Pedicels 
10-12 lin. long. Sepals ovate, subobtuse, 6 lin. or more long. Petals 
suborbicular or obovate-orbicular, retuse, 12-18 lin. long. Lip obscurely 
trilobed, broadly suborbicular-ovate, obtuse, 13-14 lin. long; dise with 
5 very high, narrow, slightly crenulate lamelle, two of which extend 
behind almost into the spur, there becoming taller and almost semi- 
circular ; spur broadly conical, 4—5 lin. long, with a narrow apex, foot 
well developed. Column clavate, 7-8 lin. long. 
Mozamb. Dist. British Central Africa: Nyasaland, Buchanan, 1066! 
The specimen is in poor condition. 
42. L. macranthus, Lindl. Gen. d Sp. Orch. 191. Racemes 9-12 
in. long, many-flowered ; base of scape not seen. Bracts ovate-oblong 
or obovate-oblong, obtuse or apiculate, concave, 3-1 in. long. Pedicels 
1} in. long. Sepals oblong-lanceolate, subacute, 7-8 lin. long. Petals 
broadly elliptical, 12-14 lin. long. Lip trilobed, 1-1} in. long; side 
lobes broadly rounded; front lobe quadrate-suborbicular, obtuse or 
apiculate, undulate; disc with 3 high, narrow, crenulate keels about 
the middle ; spur 5-6 lin. long, with a broadly conical, obtuse base, and 
a narrowed, attenuate, acute apex. Column clavate, 6 lin. long. 
Upper Guinea. Niger Delta: Bonny, Shepherd, 6! 
