mm. longum, 1.7-1.9 mm. latum, concavum, trinervium ; 
sepala lateralia oblique late elliptico-lanceolata, apice sub- 
acuta, vel obtusa, 3-8.5 mm. longa, 1.8-1.7 mm. lata, 
1-3-nervia. Petala suborbicularia, apice obscure apicu- 
lata, 2.25-2.75 mm. longa, 2-2.6 mm. lata, trinervia, 
nervis lateralibus ramosis. Labellum late orbiculare, 
flabellato-orbiculare vel fere transverse ellipticum, apice 
excisum, antice subtruncatum vel rotundatum et brevis- 
sime bilobatum, 2.75-8.75 mm. longum, 38.5-4.7 mm. 
latum, multinervosum, basi ante ostium calearis callo 
transverso perhumili leviter emarginato instructum ; cal- 
car e basi angustiore dilatatum, ellipsoideum, apice ro- 
tundatum, 2-3 mm. longum, circiter 1.75 mm. diametro. 
Columna deflexa, crassa, antice excavata, apice truncata, 
1-1.25 mm. longa, androclinio leviter excavato; anthera 
oblonga, valde convexa, antice truncata; pollinia sub- 
sphaeroidea vel ellipsoidea, circiter 0.5 mm. longa, stip- 
itibus duobus subspathulato-ligulatis deorsum angustatis 
0.75 mm. longis, viscidiis duobus elliptico-oblongis antice 
truneatis postice rotundatis; rostellum trilobum, lobo 
intermedio porrecto carnoso subspathulato, lobis lateral- 
ibus intermedio brevioribus rotundato-triangularibus ; 
fovea stigmatica quadrata. Capsulae ellipsoideae, inferne 
angustatae, leviter curvatae, 1-1.25 cm. longae, 5 mm. 
diametro. 
Ucanpva: Bunyoro, Budongo Forest, Sept. 1933, Eggeling 1431 
(Uganda Forest Service No. 1376); Sept. 1935, Eggeling 2172; same 
date, Hancock 13 A; Nov. 1943, in fruit, flowered Busingiro Aug. 
1944, Eggeling 5475; Bugoma Forest, 1050 m. alt., Dawe 759; Ma- 
saka, South Buddu, Fyffe 187; Mengo, Kyagwe, Sept. 1921, Lankes- 
ter 29; Mabira Forest, 1200 m. alt., Sept.-Oct. 1920, Diimmer 4438. 
Gason: Upper Ngounyé River, waterfall on Mboumi River, at 
Mbigou, Nov. 1925, Le Testu d767 (Type). 
Ancota: Moxico Distr., River Lupula, in evergreen vegetation, 
Jan. 1938, Milne-Redhead 4239. 
This striking little species well illustrates the difficul- 
ties of classification of the group of genera of which it is a 
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