VITACE^E, RHAMNACE.E. 29 



ORDER XXVI. VITA'CE^. ( VINE FAMILY.) 



Shrubs climbing by tendrils, with small greenish flowers in 

 pauicled clusters opposite the leaves. Stamens as many as the 

 petals and opposite them. Calyx minute. Petals 4 or 5, 

 hypogynous or perigynous, very deciduous. Fruit a berry, 1^1- 

 seeded. Leaves palmately-veined, or compound. . 



Synopsis of the Genera. 



1. Vitis. Leaves simple, heart-shaped, and variously lobed. 



2. Ampelop'sis. Leaves compound-digitate, of 5 serrate leaflets. 



1. VITIS, Tourn. GHAPB. 



1. V. sestiva'lis, Michx. (NORTHERN FOX-GRAPE.) Leaves 

 'i ad branches ivoolly. Berries large, dark purple or amber- 

 coloured. Moist thickets. 



2. V. COrdifo'lia, Michx. (FROST GRAPE. ) Leaves smooth or 

 nearly so, bright green on both sides, heart-shaped, sharply 

 serrate. Berries small, blue or black. Var. ripa'ria, Michx., has 

 broader cut-lobed leaves. Banks of streams. 



a. AMPEL-OP'SIS, Michx. VIRGINIA CREEPER. 



A. quinquefo'lia, Michx. A common woody vine in low 

 grounds. Leaves digitate, of 5 oblong-lanceolate leaflets. Ten- 

 drils with sucker-like disks at the end, by which they cling to 

 walls, trunks of trees, etc. Fruit a small black berry. 



ORDER XXVII. KHAMNA'CEJE. (BUCKTHORN FAMILY.) 



Shrubs with simple stipulate leaves, and small regular 



perigynous greenish or whitish flowers. Stamens opposite the 



petals, and with them inserted on the margin of a fleshy disk 



which lines the calyx-tube. Fruit a berry -like drupe, or a pod. 



Synopsis of the Genera. 



1. IMiam'mis. Petals minute, or none. Drupe berry-like. Calyx and disk 



free from the ovary. 



2. Ceano'thus. Petals white, long-clawed, hooded. Fruit dry, dehiscent. 



Calyx and disk adherent to the base of the ovary. 



1. RHAM'NUS, Tourn. BUCKTHORN. 



R. alnifo'lius, L'Her. A low erect shrub, not thorny, with 

 oval, acute, serrate leaves, and apetalous flowers. Fruit a 3-seeded 

 berry. Swamps. 



