412 VITACEAE. [Vou. II. 
2, AMPELOPSIS Michx. Fl. Bor. Am. 1: 159. 1803. 
[Cissus Pers. Syn. 1:143. 1805. Not L. 1753.] 
Climbing woody vines, or some species bushy, the coiling tendrils not tipped by adher- 
ing expansions. Leaves simple, dentate or lobed, or pinnately or palmately compound. 
Flowers polygamo-dioecious, or polygamo-monoecious, Petals 5, separate, spreading. 
Disk cup-shaped, 5-lobed or annular, adnate to the base of the ovary; ovary 2-celled; ovules 
2 in each cavity; style subulate, Berry 2-4-seeded, the flesh usually thin and inedible. 
[Greck, Vine-like. ] 
About 15 species, natives of temperate and warm regions, only the following known to occur 
in North America. 
S 
Leaves coarsely serrate, or slightly 3-lobed. 1. A. cordata. 
Leaves 2-3-pinnately compound, 2. A, arborea. 
5 1. Ampelopsis cordata Michx. 
\ \ \\ Simple-leaved Ampelopsis. 
\Il (Fig. 2408.) 
ae 
{ y! ) Ampelopsis cordata Michx, F1. Bor, Am. 1: 
x 1930.0 159. 1803, 
ies! IPERS oop Cissus Ampelopsis Pers. Syn. 1:142. _ 1805. 
‘| re} BPN, Vitis indivisa Willd. Berl. Baumz. Ed. 2, 
va Cy a Ks 538. 1811. 
\ EX “ee Glabrous or the young twigs sparingly 
SSS \ \ pubescent, climbing, the branches nearly 
terete; tendrils few or none. Leaves 
broadly ovate, 2’—4’ long, coarsely serrate, 
rarely slightly 3-lobed, glabrous on both 
sides, or pubescent along the veins, trun- 
cate or cordate at the base, acuminate at 
the apex; panicles small, loose, with 2-3 
main branches; corolla expanding its 
petals; disk cup-shaped; berries 2’/-3// in 
diameter, bluish, 1-2-seeded, the flesh 
very thin and inedible; seeds about 2/’ 
long; raphe narrow. 
Swamps and river-banks, southern Virgi- 
nia to Florida, west to Illinois, Kansas and 
Texas. May-June. 
2. Ampelopsis arborea (L.) 
Rusby. Pepper-vine. _-Pinnate- 
leaved Ampelopsis. (Fig. 2409. ) 
Vitis arborea I,. Sp. Pl. 203. 1753. 
Cissus stans Pers. Syn. 1: 143. 1805. 
Vitis bipinnata T. & G. Fl. N. A. 1: 243. 1838. 
Ampelopsis arborea Rusby, Mem. Torr. 
Club, 5: 221. 1894. 
Glabrous or nearly so, erect or ascend- 
ing, bushy, scarcely climbing; tendrils 
often wanting. Leaves bipinnate, or the 
lowest tripinnate and sometimes 8’ in 
length or more; leaflets ovate or rhombic- 
ovate, %’-114’ long, sharply serrate, acute 
or acuminate at the apex, obtuse or 
slightly cordate or the terminal one cune- 
ate at the base, glabrous, or somewhat 
pubescent on the veins beneath; panicles 
short-cymose; corolla expanding; berries 
black, depressed-globose, about 3/’ in 
diameter, sometimes pubescent, the flesh 
thin, inedible; seeds 1-3. 
In rich moist soil, Virginia to Missouri, 
Florida and Mexico. Also in Cuba. June- 
July. 
Ampelopsis heterophylla (Thunb.) Sieb. & Zucc., a climbing eastern Asiatic vine, with deeply 
palmately 3-5-lobed leaves and short-peduncled compound cymes, was found as a waif from culti- 
vation at Lancaster, Pa., in 1890. 
