232 NATURAL HISTORY UF PLANTS. 



107. Algernonia H. 13n.^ — Flowers monoecious; male calyx 

 unequally-3-5-lobed, imbricated, thick giandular-incrassate at base. 

 Stamen 1, central; filament not articulate ; anthers erect apiculato, 

 2-dymous, cells 2, long adnate, laterally riniose. Female calyx 

 cupular, glaudular-3-denticulate, persistent. Germen 3-locidar, un- 

 equally-lobate-dilated below apex of cells ; cells 1 -ovulate, style 

 erect columnar, afterwards 3-fid ; lobes simple rather compressed, 

 inwardly stigraatiferous. Fruit subcrous-capsular, finally 3-coccous, 

 depressed-turbiuate and horizontally as if in sublobed ring dilated- 

 wiuged, shortly apiculato ; seed . . . ? — A small tree ; leaves alternate 

 terminal densely spicate ; inferior spikes few female. {North Brazil?) 



108. Dalembertia H. Bn.^ — Flowers monojcious apetalous; male 

 1-androus; filament at first incurved, apex of anther introrse,''' 2- 

 rimose bearing dorsally and at middle a bractlet,'' articulate below the 

 insertion of this. Sepals of female flowers 3, sometimes connate at 

 base, small, imbricated, furnished at base with 2 stipulate glands 

 and higher at margin with smaller unequal ones. Gynoeceum (of 

 Excwcaria) 3-mcrous ; cells alternating with sepals ; style erect at 

 middle 3-fid ; branches recurved or revolute, inwardly stigmatiferous. 

 Capsule 3-coccous ; seeds exarillatc glabrous. — Undershrubs ; leaves 

 alternate petiolate, 2-stipulate, rhomboid, repando-dentate or lobed, 

 more rarely sub-entii-e ; flowers'' in terminal racemes l-or2-sexiial ; in- 

 ferior in androgynous the female few ; pedicel erect or refracted ; bracts 

 imbricate, 1 -flowered, apiculato, at base thick 2-glandular. [Mexico?) 



109. Anthostema A. Juss.** — Flowers monoecious ; male calyx 

 membraneous small, unequally-3-6-dentate. Stamen 1, central fila- 

 ment erect subulate ; anthers of terminal cells longitudinally rimose. 

 Calyx of female flowers gamophyllous, 3-5-fid. Germen 3-locular ; 



1 Euphorb. SIG, t. 2, fig. 30-32. — M. Alio, in duabus lateralibus connntii" Aug.) is before 



LiiDitea, xxxii, Si ; Priidr. 1230. anthesis nestled in the concavity of its anther. 



- Spec. 1. A. brasilieiisis H. Bn. Inc. cit. ; in " Small, virescent. 



Ann. Sc. Nat. set. i, ix. 198. ' Spec, ad 4. H. Bn. in Adansonia, xi. 124 ; 



3 Euphorb. 545, t. 5. fig. 11-15.— M. Aug. in in Ami. Sc. Nat. ser. 4, ix. 195. 



Liiuiasn, xxxiv. 218 ; Proilr. 1225. ^ A. Juss. Euphorb. 56, t. 18, fig. 60.— Exdl. 



■* Face of anther in bud contiguous to in- Goi. n. 5767. — H. Bn. Enpho-rb. 59, 543. t. 5, 



curved concavitate filament, finally looking at fig. 1-7 ; in Ann. i'c. Nat. s6r. 3, ix. 193. — Boiss. 



axis of inflorescence. Prw/j-. 188. 



' Bractlet superposed to floral bracts (an " o 



