DAWEANJE IN UGANDA LECT X. 518 
LEGvMrINOS X. 
Acacia prorsispinula, Stapf, sp. nov.; A. macrothyrse, 
Harms, affinis, sed foliorum ad 12-pinn., foliolorum ad 30-jug., 
spinis stipulaceis minoribus prorsus directis, capitulis longius 
peduneulatis, corollis cylindrieis, ovario circiter 9-ovulatis 
distineta. 
Arbor 45-6 m. alta, glaberrima, ramis cortice brunneo-fusco 
tectis. Folia circiter 12-pinnata; rhachis gracilis, 20-24 cm. 
longa, supra vix canaliculata, in dorso et ad latera angulata, 
ad basin glandula orbiculari 3 mm. diametro munita; pinne 
9-15 em. longs, infime 24-3 em. supra basin orte, rhachilla 
acute tetragona; foliola ad 60 lineari-lanceolata, obliqua, 
acuta vel subacuta, basi latere postico obtuse auriculata, 9— 
ll mm. longa, 2 mm. lata, subeoriacea, nervis 2 subparallelis 
postieo margine proximo obscuro; stipule spinescentes, spine 
breves, prope panieulam 1 mm. longe vel vix ullie, omnes prorsus 
directe. Panicula ampla, 20 em. longa lataque, ramis rigidis 
subdivaricatis uti rhacheos parte superiore ancipitibus; bracteæ 
ramorum minute, ovate, acute; pedunculi 3-2-ni vel solitarii, 
ad 2 em. longi, nonnulli brevissimi, ad medium bracteati; bracteæ 
peduneulorum in cupulam 4-dentatam connate. Capitula 6 mm. 
diametro, lutea, odorata; bracteole spatulate, quam flores 
breviores. Calyv turbinatus, 1 mm. altus, 5-crenatus, crenis 
inerassatis puberulis. Corolla cylindrica, 2:5 mm. longa, 5-dentata, 
dentibus 0-5 mm. longis ovatis subacutis incrassatis. Stamina 
perplurima ; filamenta ad 6 mm. longa, ima basi magis minusve 
connata; anthere depresso-globose, 0°15 mm. longi, connectivo 
apice glandula globosa 0:15 mm. diametro stipitata instructo. 
Ovarium ambitu oblique oblongum, 9-ovulare. Legumen stipi- 
tatum, oblongum, complanatum, obtusum vel cuspidatum, ad 
10 em. longum (stipite 1-1:5 em. longo), 2 em. latum, coriaceum, 
tenuiter venosum. Semina ad 9, nummulariiformia, ad 1 cm. 
diam. 
Acholi, Dawe, 856 ; Nandi Country, Sibu, Evan James. 
A very similar plant was collected by Dr. T. G. Nicholson 
in Northern Nyasaland, on the Upper Luangwa River (at 
3000 ft.). The specimen is, however, too incomplete for exact 
identification. 
