374 
So abyssinicum, Benth. & Hk. f.; ¥.T.A. iii. 
Naraguta, in long grass, 6 Aug., robust perennial Umbellifer, 
up to 8 or 9 ft., stem streaked with crimson, flowers 
greenish white, No. 499 
Distrib.—Previously known only from East Africa, from Abyssinia. 
to the Mau Plateau, Uganda. 
Pycnocycla occidentalis, Hutchinson, sp. nov.; affinis P 
laucae, Lindl., sed pedunculis dense pubescentibus, umbellis et 
bracteis multo majoribus differt. 
Herba basi lignosa usque ad 6 dm. alta; caulis basi foliis 
reductis membranaceis imbricatis indutus, dense pubescens. 
Folia longe petiolata; pinnatipartita, circiter 15 cm. longa, 
segmentis acicularibus sulcatis acutis rigidis glabris ultimis 
circiter 2 cm. longis; petioli plerumque circiter 9 cm. longi, 
subteretes, sulcati. Flores polygami in umbellum compositum 
multiradiatum circiter 5-5 cm. diametro dispositi; involucri 
bracteae circiter 12, lineari-lanceolatae, acute acuminatae, 
1-3 cm. longae, pilis patulis vel subreflexis densissime tomen- 
tosae; involucelli bracteae exteriores similes sed paullo breviores 
et filiformi-acuminatae, interiores multo reductae; pedunculi 
ultimi 1 cm. longi, villoso-tomentosi. Calycis lobi subulati, 
pubescentes. Petala exteriora linearia, 5-6 mm. longa, apice 
inaequaliter bidentata extra parce puberula. Flos foemina 
dense tomentosa. 
NortHERN Nigeria. Ropp, 4600 ft., 19 July, 1921, 1-2 ft. 
high, flowers whitish, H. V. Lely No. 450 
This is the first record of the genus same from Upper 
Guinea. The species is closely related to P. glauca, Lindl., which 
occurs in Abyssinia and Somaliland and also in Central and 
N.W. India. The genus is otherwise confined to Asia Minor, 
mainly in Persia, and is a distinct desert type. 
RUBIACEAE. 
Hymenodictyon floribundum, B. L. Robinson in Proc. Amer. 
Acad. xlv. 404 (1910); F.T.A. iii. 42 (H. Kurria, Hochst.) 
— Valley, 2 miles east of Naraguta Gov. Station, 
5 June; small stout rock shrub, 1-3 ft., spikes of 
umerous dark red flowers, No. 266. 
Distrib. —Eastward to Abyssinia, in: Se and Angola. 
Pentas globifera, Hutchinson, sp. nov.; affinis P. verticillatae, 
K. Schum. (sp. afr. orient.), sed owalibas satis dense crispato- 
pilosis, calycibus dense confertis, corollae lobis minoribus differt- 
Herba erecta, circiter 45 cm. alta; caulis simplex, laxe 
foliatus, circiter 5 mm. crassus, breviter strigoso-pubescens, 
ternodiis 4-5 em. longis. Folia ternatim verticillata, obovato- 
oblanceolata, acuta, basi sensim angustata, 5-8 cm. longa. 
2-3 cm. lata, chartacea, utrinque breviter et laxe pubescentia ; 
nervi laterales utrinsecus circiter 7, arcuato-ascendentes, supra 
leviter prominuli, infra prominentes, nervis tertiariis cum lateral- 
