402 
Pogonia umbrosa, Rchb. f.; F.T.A. vii. 186. 
Zelau, 3200 ft., 25 Apr., root _— flowers green with 
2 purple lines inside the lip, No. 
Distrib—West Trop. Africa from Sierra a to Angola. 
Satyrium nigericum, Hutchinson, sp. nov.; affinis S. Carsoni, 
Rolfe, sed inflorescentia densiflora, floribus minoribus, calcaribus 
brevioribus differt. 
Herba terrestris, erecta, circiter 35 cm. alta. Folia _basalia 
geminata, patula, orbiculata, circiter 3 cm. longa et fere 5 cm. 
lata, tenuiter chartacea, multinervia, glabra; folia caulina ad 
vaginas 3-5-4 cm. longas reducta. Inflorescentia 4-5 cm. longa, 
densiflora, conspicue bracteata; bracteae obovatae, apice rotund- 
atae, 1-5-2 em. longae, usque ad 1-3 cm. latae, fere membran- 
aceae, circiter 10-nerviae, glabrae. Flores albi. Sepala circiter | 
1 cm. longa, dorsale oblanceolato apice rotundato 2 mm. lato, 
lateralibus oblique oblongo-ellipticis late emarginato 4 mm. 
latis. Petala sepalo dorsale similia. Labellum superum, 1 cm 
5 mm. longa, apice complanato-rotundata. Ovariwm alatum, 
5-7 mm. longum 
NoRTHERN een, Plain between Bukuru and Hepham, 
4300 ft., 4 July, 1921, a pure white, with double spurs, ovary 
winged, H. V. Lely No. 
Brachycorythis Satie tae 2 FTA 
Naraguta, 4000 ft., 30 ge 2 ft. hah, ke 1 ft. long, 
flowers purple, No. 
Distrib.— Hitherto erste from Upper Guinea; previously 
recorded from Kenya Colony to the Transvaal and Natal 
and in Angola. 
Habenaria zambesina, Reichb. f.; F.T.A. vii. 211. 
eae —— ft., 10 July, spike 3-4 inch, flowers white, 
No. 405. 
Saal in “grass of ae park country, 22 July. Hausa 
name “ RAMAN: 461. 
Hk: fis ae vii. 225. 
Naraguta and Jos, 4 Sept., ere green terrestrial 
orchid about 15 ins. high, No. 
Distrib—Known hitherto only from ig Regier Mt., where it 
occurs between 5000-9000 ft. altitude; the bracts of the 
Nigerian specimen are rather larger and the plant more robust 
than the Cameroon examples, but I do not think there is a 
specific difference 
ScITAMINEAE. 
Cadalvena Dalzielii, C. H. Wright in Kew Bull. 1912, 195. 
Top of Zaranda Mt., in water course on slopes, 5800 ft., 
~ 18 May, leaves four, flower yellow to orange, No. 198; 
