Lissochilus. | CXXXIII. ORCHIDEE (ROLFE). 85 
Scapes tall, base not seen; racemes 1 ft. long, many-flowered. Bracts 
ovate or ovate-oblong, acuminate, #-1] in. long. Pedicels 1-14 in. 
long. Sepals elliptic-lanceolate or oblong-lanceolate, acute or shortly 
acuminate, 10—12 lin. long; lateral wholly adnate to the foot of the 
column. Petals suborbicular, minutely apiculate, 12—13 lin. long, pale 
lilac. Lip trilobed, 1} in. long, purple; side lobes broadly rounded ; 
front lobe suborbicular-ovate, subobtuse, a little undulate ; dise with 3 
tall, crenulate, narrow lamellæ behind, and 5 in front, all the nerves 
of the lip slightly thickened; spur broadly conical at the base, narrow 
and acute above, 4 lin. long. Column clavate, 6-7 lin. long; foot half 
as long as the column.—Durand & Schinz, Conspect. Fl. Afr. v. 30, in 
part. Hulophia porphyroglossa, Bolus in Journ. Linn. Soc. xxv. 185, 
in part. 
A Nile Land. British East Africa : Niamniam ; near the Hoo River, Schweinfurth, 
2863 ! 
South Central. Congo Free State: Monbuttu; near Munsa, Schweinfurth, 
ser. ii. 22! 
Bolus reduces Z. Sandersoni, Reichb. f. to this species, but it is certainly 
different, 
37. L. Sandersoni, Beicht, f. Otia Bot. Hamb. i. 62 (not Harv.). 
Rhizome stout. Leaves long petiolate, lanceolate, acuminate, 13-24 ft. 
long, 2—4 in. broad; petioles 1-14 ft. long. Scapes 4-7 ft. high, stout, 
with a few sheaths below; racemes 9—12 in. long, many-flowered. 
Bracts ovate-lanceolate, acuminate, }-1} in. long. Sepals oblong- 
lanceolate, acute or subacuminate, 10-12 lin. long, green. Petals ovate- 
orbicular, 1-1} in. long, white. Lip trilobed, 1-1} in. long; side lobes 
semiorbicular ; front lobe ovate, obtuse; dise with 3 smooth keels 
below, and 3-5 taller crested ones on the base of the front lobe; spur 
conical, 14 lin. long. Column clavate, 8 lin. long.—Gard. Chron. 1885, 
xxiv. 17 (Saundersonii by error); Bot. Mag. t. 6858. 
Mozamb. Dist. British Central Africa : Shire Highlands, in very wet places only, 
Buchanan, 300! 
Also found in Natal. 
38. L. roseus, Lindl. in Bot. Reg. 1843, Misc. 25; 1844, t. 12. 
Rhizome stout. Leaves lanceolate or elongate-lanceolate, acuminate, 
long petiolate, 2-3 ft. long, 1-23 in. broad. Scapes 4-7 ft. high, with 
several sheaths ; racemes 6-13 in. long, many-flowered, often somewhat 
dense. Bracts ovate or ovate-oblong, acute or subacute, 5-14 lin. 
long. Pedicels 1-1} in. long. Flowers with rose-coloured petals and 
lip and dark brownish-purple sepals. Sepals elliptic-lanceolate, acute, 
narrowed at the base, 7-9 lin. long. Petals broadly elliptical or sub- 
orbicular-elliptical, 8-10 lin. long. Lip trilobed, 10-11 lin. long; side 
lobes broadly rounded ; front lobe quadrate-ovate, obtuse ; dise with 3 
crenulate keels about the middle; spur conical, narrowed and often 
Somewhat curved at the apex, 5-6 lin. long. Column clavate, } in. 
long.—Lindl. in. Journ. Linn. Soe, vi. 133. Dendrobium roseum, Sw. 
an Schrad. Neues Journ. i. 97 ; Pers. Syn. Pl. ii. 523. 
Upper Guinea. Sierra Leone: Samu, Scott-Elliot, 4297! On the way to 
