bracteae cataphyllis similes, pedicellis breviores. lores 
fere erecti, partim pallide olivacei partim cremeo-albi; 
pedicellus gracilis, 8.5-6 cm. longus; ovarium leviter 
curvatum, 2-8 cm. longum. Sepa/wm intermedium erec- 
tum, concavum, late elliptico-lanceolatum, acuminatum, 
2-2.8 cm. longum, 8-13 mm. latum; sepala lateralia 
deflexo-patentia, oblique semi-ovata, abrupte et curvatim 
acuminata, 2.5-8.2 em. longa, 7-10.5 mm. lata; omnia 
sepala trinervia, nervis dorso carinatis carinis scaberulis, 
olivaceo-viridia. Petala fere ad basin bipartita, pallide 
cremeo- vel virescenti-alba; partitio postica erecto-patens 
vel fere patens, linearis, acuta, 2.5-8 cm. longa, fere 2 
mm. lata, marginibus revolutis; partitio antica patens, 
inferne linearis, superne subulata, 5—6.5 cm. longa, basi 
2mm. lata. Labellum fere ad basin tripartitum; partitio 
intermedia dependens, e basi latiore triangulari lineari- 
ligulata, acuta, 8 cm. longa, medio 2 mm. lata, pallide 
olivaceo-viridis; partitiones laterales valde divergentes, 
inferne lineares, superne subulatae, 4-5 cm. longae, basi 
circiter 2 mm. latae, cremeo- vel virescenti-albae ; calcar 
dependens, viride, anguste cylindricum, triente apicali 
modice inflatum, 15-25 em. longum, parte apicali circiter 
38mm. diametro. Anthera erecta, 1.3-1.4 em. alta, obtuse 
apiculata, loculis parallelis leviter arcuatis 8 mm. longis 
sulphureis, canalibus leviter incurvatim porrectis 6-10 
mm. longis, staminodiis serpentis linguae similibus erectis 
3 mm. longis, luteis. Brachia stigmatifera crasse cylin- 
drica, apice cochleato-capitata, 11 mm. longa; rostelli lo- 
bus intermedius magnus, antheram antipositus et eam 
fere aequans, late triangularis, apice angustatus subito re- 
curvatus, dense papillosus, fere 1 cm. longus, in lobos 
laterales sensim transiens. 
Nortuern Ruopesta: Mwinilunga District, on slope east of R. 
Kaoomba, in grassland with Lannea, Sphenostylis, etc., Dec. 22nd., 
1937, Milne-Redhead 3781 (Tyrer). 
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