926 CXXII, EUPHORBIACEE (PRAIN). [Argomuelera, 
above, connate in their lower third. Capsule subglobose, somewhat 
3-sulcate, breaking up into 3 2-valved cocci, densely pubescent, } in. 
across. Seeds globose, brown, } in. across.—Durand & Schinz, Etudes 
F]. Congo, 246; Th. & Hél. Durand, Syll. Fl. Congol. 495; S. Moore in 
Journ. Linn. Soc. xl. 201. Pycnocoma Sapini, De Wild. Etudes FI. Bas- 
et Moyen-Congo, ii. 285, and Comp. Kasai, 331. P. hirsuta, Prain in 
Kew Bulletin, 1909, 51. P. parviflora, Pax in Engl. Jahrb. xliii. 81. 
Upper Guinea. Ivory Coast: Zaranou; Indenie, Chevalier, 17634! between 
Mbosso and Zaranou, Chevalier, 17600! 
Nile Land. Uganda: Mabira Forest, 3900 ft., Dawe, 202! Ussher, 69! 
forest ucar Mfanga, Bagshawe, 1165! Unyoro; Badonga Forest, Bagshawe ! and 
, without precise locality, Stuhlmann, 1313! 
Lower Guinea. Spanish Guinea: Bebai, Tessmann, 563! 624! 924! 
. French Congo: Ogowe, Leroy! Lower Congo: without precise locality, Smith! 
. Angola: Benguella; Cungullo, Gossweiler, 3806! 
South Central. Belgian Congo: Eastern Prov.; Fort Beni, Kwa Muera, 
Mildbraed, 2251! Irumu, Angalla, 3600 ft., Mildbraed, 2854! forest west of 
Issongo-Semliki, 2900 ft., Stuilmann, 2692! Semliki, Karimi, Mildbraed, 1988! 
Kasai; Lulua, Pogge, 1376! 1393! Sankuru, Sapin! between Lubua and Bena- 
Mahima, Sapin ! 
Mozamb. Distr. German East Africa: Itara, Mildbraed, 144! Rhodesia: 
Chirinda Forest, 3700-4000 ft., Swynnerton, 114! 
Var. Laurentii, Prain, Leaves slightly undulate, not toothed.—Pyenocoma 
Laurentir, De Wild. Etudes Fl. Bas- et Moyen-Congo, ii. 285. 
South Central. Belgian Congo: Kasai; Bumbaye, Laurent ! 
This variety has, in the only specimen seen, a solitary terminal female flower. 
In the form of typical 4. macrophylla described as Pycnocoma hirsuta, Prain, 
this is also the case; in the form described as P. parviflora, Pax, all the flowers in 
all the glomerules are male. 
2. A. sessilifolia, Prain in Kew Bulletin, 1912,191. Shrub or 
small tree, with tawny-pubescent branchlets. Leaves sessile, chartaceous, 
oblanceolate-oblong, 14-15 in. long, 3-34 in. wide, bluntly acuminate 
with mucronulate tips, narrowed from the upper fourth to the narrowly 
rounded base, margin very minutely and remotely denticulate in the 
upper half, glabrous on both surfaces ; stipules tawny-pubescent, lanceo- 
late, $-} in. long. Racemes several from the upper axils, 6-9 in. long ; 
rhachis slender, pubescent; bracts spreading, ovate, acute; flowers 
glomerulate, each cluster with several males and a single central female. 
Male flowers: Sepals 4, or 8, erect, ovate-lanceolate, $ in.long. Stamens 
numerous ; receptacle with numerous inter-staminal glands hirsute at 
the apex interspersed among the filaments. Female flowers: Sepals 6, 
less often 5, distinctly 2-seriate, the inner the smaller, narrow-ovate, 
acute. Ovary 3-celled, pubescent; styles recurved, stigmatic on the 
inner faces above, connate in their lower fourth. Capsule subglobose, 
somewhat 3-sulcate, breaking up into 3 2-valved cocci; pubescent 
externally, $ in. across. Seeds globose, grey mottled with brown, 3 in. 
across. 
Lower Guinea. Frenc:: Co'go: Ozowe River, Tol.2n, 741! 
