Cyathogyne. | CXXII. EUPHORBIACEE (HUTCHINSON). 653 
23, CYATHOGYNE, Miill. Arg.; Benth. et Hook. f. Gen. Pl. 
iii. 286. 
Flowers dicecious. Petals absent. Male flowers: Calyx 5- (rarely 6-) 
partite ; lobes imbricate, membranous. Disk-glands distinct. Stamens 
5, opposite the sepals; filaments free ; anther-cells parallel, attached at 
the top, pendulons in bud, in the mature flower spreading almost at 
right angles, dehiscing longitudinally. Rudimentary ovary large, 
cyathiform, membranous, entire, or broadly 3-lobed. Female flowers: 
Calyx less deeply divided than in the male. Disk annular, crenulate. 
Ovary 3-celled ; styles 3, distinct, thick, very shortly bifid; ovules 2 in 
each cell, Capsule trilobed, soon dehiscing into 2-valved cocci ; pericarp 
thin. Seeds rounded on the back, many-striate, shining.—Erect herhs ; 
stems mostly unbranched, arising from a perennial rhizome. Leaves 
alternate, entire or toothed ; stipules ovate, subulate or setaceous, 
caducous. Racemes axillary, simple or sparingly branched; male 
flowers nearly sessile, females pedicellate. 
Species 5, endemic. 
Leaves 4-1 in. long, 2-5 lin. broad. 
Leaves spathulate or oblanceolate; male disk-glands 
glabrous or nearly so. a Es : : . 1. C. spathulifolia. 
Leaves elliptic or lanceolate; male disk-glands pilose . 2. C. Busset. 
Leaves 11-5 in, long, 1-5 in. broad. 
Calyx-lobes 6. : : : : : 3 » 3. OC. Dewetrer. 
Calyx-lobes 5. 
Leaves entire or nearly so : : 4. C. viridis. 
Leaves repand-dentate in the upper two-thirds D.C: Preuseit, 
_ 1. C. spathulifolia, Pax in Engl. Jahrb. xxxiii. 281. Stems 
Simple or subsimple, erect, about 15 in. long, arising froma woody root- 
Stock, crisped-pubescent when young. Leaves produced on very short 
lateral branchlets, spathulate or oblanceolate, emarginate, 4—j in. long, 
2-4 lin. broad, thin and entire or nearly so, glabrescent except on the 
midrib, which is slightly pubescent below ; lateral nerves 3-4 on each 
Side, very faint or nearly invisible ; petiole very short; stipules subu- 
te from a broad base, about 4 lin. long, slightly pubescent. Racemes 
often geminate, produced on very short arrested leafy branchlets ; axis 
4-6 lin. long, flattened, crisped-pubescent ; bracts very acute from an 
ovate base, 3 lin. long, membranous, slightly pubescent; pedicels 
Searcely ? lin. long, pubescent. Calyx-lobes 5, ovate-obtuse, ciliate, 
membranous, Disk-glands large and fleshy, contiguous and connate 
at the base, glabrous or nearly so. Rudimentary ovary ‘large, funnel- 
Shaped, fleshy, glabrous. Female flowers not known. 
Mozamb. Distr. German East Africa: Nyasa expedition, without locality, 
Goetze, 401! 
2. C. Bussei, Pax in Engl. Jahrb. xxxiii. 280, Stems as in 
P, spathulifolia. Leaves elliptic or lanceolate, deeply emarginate, 
