COMBRETACEM. 285 



imperfect) ; style straight or recurved or revolute, convexity sulcate, 

 simple or at stigmatose apex 2 -fid, girt at base with thick epigynous 

 disk. Ovule 1 (or very rarely 2), descending ; micropyle extrorsely 

 superior. Fruit drupaceous oblong, areolate at apex ; putamen 

 terete or sulcate. Albumen of descending seed fleshy ; cotyledons 

 of inverted embryo foliaceous and equilateral to albumen. — Trees or 

 shrubs, sometimes sericeous ; leaves alternate petiolate, exstipulate, 

 entire or coarsely dentate or lobate; flowers axillary, inserted at 

 summit of pedunculum, capitate or shortly racemose (glomerulate ?), 

 bracteate and bracteolate ; bracts sometimes involucrate ; female 

 flowers fewer, sometimes solitary. (South. North America, mount, 

 Asia and temp. Malaya.) See p. 26 9. 



10 ? Camptotheka Dcne.' — Flowers polygamous (nearly of 

 Nyssa); calyx cupular. Petals 6, imbricate. Stamens 10, 2 -seriate, 

 inserted under epigynous disk ; cellules of anthers 4, appended to 

 conical connective ; each introrsely unequally valvicide.^ Germen 

 (in male flower effete) inferior ; ovule . . . ? ; style 2 -fid (in male 

 flower very short, buried in disk). Fruit capitate compressed sub- 

 samaroid, truncate at apex and crowned with remains of disk ; 

 mesocarp suberose ; endocarp thin. Seed descending elongate ; testa 

 thin; albumen fleshy ; embryo (greenish) equal to albumen, cotyledons 

 thin ; radicle superior. — A tree ; leaves alternate, deciduous ; flowers 

 capitate ; capitules (glomeruliferous) in terminal raceme and pedi- 

 cellate ; bracts and bracteoles lateral involucrating cymules. {East. 

 Tihet.^) 



11? Davidia H. Bn.* — Flowers polygamo-dicecious ; males 

 1-androus ; stamens cc , collected in minute enclosed globular capi- 

 tule, around slightly projecting base of filaments; filaments free 

 subulate, inserted in foveoles of receptacle ; anther cells ovate, free 

 on both sides, sublaterally rimose. Female flower in capitules 0, or 

 1, laterally inserted above middle of receptacle, oblique ; receptacle 

 proper of flower subovoid sacciform, enclosing adnate germen and 

 bearing subepigynous perianth consisting of go small unequal 

 subulate folioles. Germen inferior, 6-10-locular, attenuate beyond 

 perianth ; style conical, externally rugose, at apex divided into 

 radiating lobes, sulcate and stigmatose within, equal in number to 

 cells. Ovules in complete cells solitary, inserted a little below apex, 



^ Bull. Soc. Bot. de Fr. xx. 157. ^ Spec. 1. C. acuminata Dcxe. loc. cit. 



' " Pollen 3-gonal like that of Onagrariea." "* Adamonia, x. 114. 



