Ucanpna: Kigezi, Sept. 1936, Eggeling 3237; Kigezi, Nyebeya, 
Impenetrable Forest, Oct. 1940, Fggeling 4142. 
A rather charming little species intermediate vegeta- 
tively between P. caespitifica Kraenzl. and P. vulcanica 
Kraenzl., but differing from the former in the lip shape 
and the colour of the flowers and from the latter in the 
broader leaves and considerably smaller flowers. 
Polystachya (§. Cultriformes) latilabris Swm- 
merhayes sp. nov. ; a P. caespitifica Kraenzl. foliis majori- 
bus, inflorescentiis plurifloris, floribus majoribus et colore 
diverso differt. 
Herba epiphytica, usque ad 15 cm. alta, omnino glab- 
ra; caules (vel pseudobulbi) erecti, contigul, 2.5—5.6 cm. 
longi, inferne 1-2 mm. diametro, inferne vaginis duabus 
tubulosis acutis cireumdati, basi radices flexuosas emit- 
tentes,apice monophylli. Moliwm elliptico-ligulatum, apice 
brevissime rotundato-bilobulatum, inferne angustatum, 
basi per 6-7 mm. longum pedunculum arcte vaginans, 
apice vaginae articulatum, totum 5-9.5 em. longum, 5-9 
mm. latum, crassiusculum. Inflorescentia folio brevior, 
erecta; pedunculus basi anguste superne magis anceps, 
3.5-5 cm. longus; racemus brevis, usque ad 6-florus, 
1.5-2 cm. longus; bracteae fere distichae, acuminato- 
triangulares, 1-2 mm. longae. Fores patentes; pedicellus 
(ovario incluso) circiter 5 mm. longus. Sepalwm interme- 
dium ovato-ellipticum, apiculatum, 5.8-6.2 mm. long- 
um, 8.5-3.8 mm. latum, tri- vel subquinquenervium ; 
sepala lateralia oblique ovata, breviter apiculato-acuta, 
margine postico 6.6-7.2 mm. longo, cum pede columnae 
mentum subacutum 4.5 mm. longum formantia. Petala 
spathulato-obovata, apice apiculata vel breviter acumi- 
nata, 5.8 mm. longa, 2.6-3.6 mm. lata. Labellum bre- 
viter unguiculatum, ambitu transverse ellipticum, 5.3—5.6 
mm. longum, 10-10.2 mm. latum, triente apicali fere 
[ 297 ] 
