AMPELIDE^E. 65 



Trees or shrubs. Leaves opposite, compound. Flowers 

 in terminal racemes. 



1. ^ESCULUS. Linn. 



Calyx campanulate. Petals 4 5, expanded ; limb ovate. 

 Filaments recurved backward. Capsules echinate. 



Heptandria. Monogynia. 



^B. glabra WUld. : leaves quinate, very smooth ; leafets ovate 

 acuminate ; corol 4-petalled, spreading, with the claws as long as the 

 calyx ; stamens longer than the corol ; capsules echinate. JE>. echinata, 

 Muhl. ?Pavia Ohiensis Mich. f. 



HAB. Woods. Penn. W. to Miss. May. A large shrub or 

 small tree. Flowers yellowish- white, in terminal racemose pani- 

 cles. Buck-eye. 



ORDER XXVI. AMPELIDEjE. De Cand. 



Calyx small, nearly entire. Petals 4 or 5, sometimes co- 

 hering above, and calyptriform, with a valvate aestivation. 

 Stamens equal in number to the petals, inserted upon the disk, 

 sometimes sterile by abortion ; filaments distinct, or slightly 

 cohering at the base ; anthers ovate, versatile ; ovary supe- 

 rior, 2-celled ; style 1, very short ; stigma simple ; ovules 

 erect, definite. Berry globose, pulpy, 2- (or often by abortion 

 1-) celled. Seeds 4 or 5, or fewer by abortion, bony, erect ; 

 albumen hard ; embryo erect, about one half the length of 

 the albumen ; radicle slender ; cotyledons lanceolate. 



Climbing shrubs with tumid separable joints. Leaves sim- 

 ple or compound. 



1. AMPELOPSIS. Mich. 



Calyx nearly entire. Petals 5. Style 1. Stigma capitate* 

 Ovary not immersed in the disk, 2 4-seeded. 



Pentandria. Monogynia. 



1. A. cordata Mich.: stem climbing, with slender branches ; leaves 

 cordate, acuminate, toothed and angular ; nerves beneath pubescent ; 

 racemes dichotomous, few-flowered. Cissus ampelopsis Pers. Pvrsh. 



HAB. Banks of streams. Penn. to Car, W. to Arkansa. June, 

 July. T?. Leaves cordate, often straight at base as if trun- 

 cate. Panicles opposite the leaves. Berries pale red. 



2. A. hederacea Mich. : stem climbing and rooting ; leaves digitate, 

 by fives, on long petioles, glabrous ; leafets connected at base, lance- 



6* 



