39 



Crest of petals fringed ; leaves oblong, entire, .........>.'...... 2/. fimhriatum. 



** Petals naked and entire. 



Leaves oblong, petioles usually an inch or longer ; panicles white, quite glabrous.Z. Walliehii. 



Leaves lanceolate or oblong-laneeolate, petioles 3-4 lin. long, panicles while young covered 



by a fugaceous rusty tomentum, , L. floribundum. 



RHAMNEJE. 



Conspectus of genera. 

 ZwTPHUS. Dmpes with a 1 to 3-oelled pntamen, fleshy or dry. 



ZIZYPHUS. 



Cymes long peduncled, forming large terminal or lateral tomentose panicles ; drupes woody, 



1-celled and one-seeded, Z. rugosa. 



Drupes sappy and quite smooth, the putamen 2-celled Z. Jujuba. 



AMPELIDE^. 



Conspectus of genera. ,^ 



Leea. Petals and stamens united with the disk. Ovary 3-6-ceUed, with a solitary ovule in each cell. 



lEEA. 



O All parts glabrous. 



t Inflorescence icith persistent and conspicuous bracts and bracteoles. 



Floral bracts ovate, acute ; flowers sessile or nearly so, crowded, L. compactiflora, 



ft Floral bracts and bracteoles minute, mually dropped before the flotcerbuds are 

 properly developed. 



Lobes of staminal tube emarginate, erect ; seeds smooth and convex on back, . . L. sambucina. 

 Lobes of staminal tube acuminate, reflexed ; seeds keeled and tubercled-ribbed, . .L. gigantea. 



00 More or less pubescent or setulose, at least the leaflets beneath along the nerves. 



Leaves usually bipinnate, leaflets coarsely serrate, acuminate, scabrously pubescent along 

 the nerves beneath, nerves all parallel .L. Staphylea. 



SAPINDACE^. 



Conspectus of genera. 



stamens inserted within the disk at the base of the ovary, or unilateral. Seeds without albumen. 

 Fruit a dehiscing capsule, dry. 



O Ovules solitary in each cell. 

 >C Flowers irregular. 



CAEDiOBPKEMBit. Capsules pyriform with the lobes inflated, membranous. Leaves bitemate; climbing herbs. 



XX Flowers regular. 

 ZoLLiSGEBiA. Sepals distinct, imbricated. Stamens included or nearly so. Capsule membranous. Cotyledons 



foldei 



CuPANiA. Sepals distinct, in 2 series, broadly imbricate. Stamens included or nearly so. Capsule coriaceous . 



Cotyledons flat. 



Ratonia. Calyx small, toothed, or the lobes valvate or slightly imbricate. Stamens often slender and long 



exserted. Capsule coriaceous. 



MiLDEA. Calyx cupshaped, nearly valvate. Stamens 10, short. Capsule woody. 



00 Ovules 2 or more in each cell. 

 X Flowers irregular. 



Aesculus. Calyx campannlate or tubular. Petals 4-5. Leaves palmately 5-9-foliolate. 



XX Flowers regular. 

 Habpvllia. Petals 4-5. Disk obsolete. Capsule 2-valved. 



Fruit indehiscent, sappy, fleshy or rarely crustaceous. 



f Fruit divided to the base into several (or by abortion a single) indehiscent lobes. 



X Calyx 4- or 5-toothed or-parted, the lobes slightly imbricate or valvate. Seeds 

 arillate. 

 Kephelium. Calyx small, cupshaped. Petals none or various. Stamens long-exserted. 



EupHOKiA. Calyx 5-parted, with the lobes imbricate or nearly valvate. Petals none or various. Stamens enclosed 



or nearly so. 



FoMETLA. Calyx cupshaped, 4-5-cleft. Petals 4-5, without a scale. Stamens 4-8, long-erserted 



X X Sepals in 2 series, broadly imbricate, the 2 outer ones smaller. No arillus. 



