75 



ELAEAGJSfACE^. 



Conspectus of genera. 

 Slaeagnvs. Only genus. 



ELAEAGXUS. 



Drupes l^inch long, the compressed putamen suleate with rounded ribs, '.E. arborea. 



Drupes 4 to 6 lin. long ; the putamen slightly and bluntish suleate ribbed, E. con/erf a. 



Drupes about J inch long ; the putamen sharply 8-ribbed, E. laiifolia. 



Drupes about \ inch long, very slender peduncled ; the putamen 4-ribbed or rather sharply 

 4-8ided, E.ferruginea. 



* 



EUPHORBIAGE^. 



Conspectus of genera. 



Ovules 2 in each cell. 



Y. Calyx imbricate in bud. 



O Fruit more or less readily capsular-dehiscing, dry or with a fleshy or sappy epicarp. Petals 

 none, 

 t Capsule dry. 



-( Stamens round an ovary-mdiment. 

 ACTBPHIIA. Styles free. Seeds naked. Capsule woody or dry-coriaceous, 



+ + Stamens central ; no ovary-rudiment. 

 Glochidios. Capsule 20-3-coccous. Styles simple, more or less connate. Hypogynotis glands or disk none. Testa 



of seeds arillus-like, fleshy or sappy, usually scarlet. 

 PHTIiAliTHtrs. Capsules usually 3-coccous. Styles 2-cleft, Hypogynous glands or disk present. Testa of seeds dry. 

 1 1 Capsules fleshy-coriaceous or more usually cmstaceous with a fleshy or sappy epicarp.' 

 ^ Stamens central ; no ovary rudiment. 

 + Seeds with arillus. 

 MELAlfTEESOPSlS Style 2-cleft. Calyx of both sexes turbinate, high up connate. 



+ t Seeds without arillus. 

 Saubopus. Capsules fleshy-leathery. Male calyx deeply 6-cleft. 

 Bbbynia. Male calyx turbinate, high up connate. Style entire. 



CiccA. Capsule drupaceous, the capsular putamen woody or crustaceous, 6-3-coccou9. Stamens free or connate. 



+ -|- Stamens round on ovary-rudiment. 

 A Flowers in axillary clusters. 

 Secubinoa Flowers 5-merous. Stamens 5, free. Disk 5-angular-annular. Capsule with a (usually white) fleshy 

 epicarp, 3-or by abortion 2-coccou3. 



A A Flowers racemose-panicled. 

 BISCUOFFIA. Stamens 5, free. Albumen scanty. Trees with 3-foliolate leaves. 



O O Fruit indehiscent, drupaceous or berry-like, when over-ripe sometimes irregularly bursting 

 but not truly dehiscent. 

 + Flowers in racemes or spikes, the males often amentaceous. Stamens free, round au 

 ovary -rudiment. 

 A Seeds virith an arillus. 

 BaCCAVBEA. Ovary 3-celled. Capsule fleshy-coriaceous, sometimes irregularly bursting when overripe. 



A A Seeds without arillus. 

 AyriDSSICA. Ovary 1-celled. Drupe sappy, the long putamen 1-seeded. 

 Afobosa. Ovary 2-celled. Drupe ileshy coriaceous, by abortion usually 1-or rarely 2-8eeded. 



+ + Flowers solitary or clustered in the axils of the leaves. 

 Ctclostbmos, Ovary 4-2-celled. Stamens 4-40, free. Drupe fleshy, with a thin 4-2-celled endocarp. 

 Hemicyclia. Ovary l-celled. Stamens free, 8-25. Drupe fleshy, with a bony 1-celled eudocarp. 

 PrxBASJlVA Ovary 3-or 2-celled. Stamens 3-2, free or connate. Drupe, with a long 1-seoded putamen. 



% /. Calyx valvate in bud. Fruit capsular, fleshy or dry. Flowers in axillary clusters, the clusters 

 arranged sometimes in spurious racemes or spikes. 

 BaiEDELiA. Capsules with a fleshy epicarp, sessUe, the cocci separating. Testa of seeds dry. 

 Cleistanthus. Capsules dry, sessile or stalked. 

 Ovules solitary in each cell. 



)< Calyx valvate in bud (rarely the sepals very slightly imbricate at their tips). 



-J- Petals present, more or less developed, or if suppressed, the hypogynous glands opposite 

 the calyx-segments. 



Stamens in bud infracted or incurved. 

 Cboton. Flowers in racemes or apikea. Seeds with spermophore. 

 _ O O Stamens in bad erect. 



t Petals in males as many aa calyx-segments. Ovary-rudiment none. Stamens 

 central. 

 CRO7.0PH0EA. Anthers longitudinally adnate. Arillus none. Flo'vers in racemes or spikes. 

 8i;sBAViA. Anthers basilix. Seeds arillato. Flowers racemose. 



1 1 Calyx regularly valvate in bud. Male flowers with twice as many petals. 

 Ovary-rudiment none. Stamens central. 

 AcKOsTtSTACHYS. Flowers in bracted amentaceous spikes. 



t + t Calyx irregulariy bursting in 2 or 3 lobes. Petals (at least in the males) 

 more than calyx-segments. Ovary-rudiment none. Stamens central. 

 AI.EUKITE8. Flowers in terminal panicles. Seeds arillate. Capsule drupaceous. 

 -^ + No petals. 



Stamens round an ovary-rudiment. 



