Genus 2. 



GRAPE FAMILY. 



509 



9. Vitis rotundifolia Michx. Southern Fox -grape. Bullace Grape. Fig. 2 



Vitis rotundifolia Michx. Fl. Bor. Am. 2 : 



231. 1803. 

 Vitis vulpina T. & G. Fl. N. A. i : 245. 



1838. Not L. 1753- 

 Muscadinia rotundifolia Small, Fl. SE. U. 



S. 757- 1903. 



Trailing or high-climbing, glabrous or 

 nearly so throughout ; tendrils simple, 

 intermittent, sometimes few ; bark close, 

 not shreddy; pith continuous through 

 the nodes. Leaves nearly orbicular, 2'-^' 

 wide, dark green, shining, dentate with 

 large triangular teeth; inflorescence 

 dense ; berries few, purple, $"-9" in 

 diameter, without bloom, tough, musky ; 

 seeds several, flat, wrinkled, notched at 

 the apex; raphe indistinct. 



In moist, often sandy soil, Delaware to 

 Indiana, Kentucky, Missouri, Kansas, south 

 to Florida, Texas and Mexico. Muscadine 

 grape. The original of the Scuppernong. 

 The berries fall away singly. May. Fruit 

 ripe Aug.-Sept. 



2. AMPELOPSIS Michx. Fl. Bor. Am. i : 159. 1803. 



[Cissus Pers. Syn. i : 143. 1805. Not L. 1753.] 



Climbing woody vines, or some species bushy, the coiling tendrils not tipped by adhering 

 expansions. Leaves simple, dentate or lobed, or pinnately or palmately compound. Flowers 

 polygamo-dioecious, or polygamo-monoecious. Petals S, separate, spreading. Disk cup-shaped, 

 5-lobed or annular, adnate to the base of the ovary; ovary 2-cened ; ovules 2 in each cavity; 

 style subulate. Berry 2-4-seeded, the flesh usually thin and inedible. [Greek, vine-like.] 



About 15 species, natives of temperate and warm regions, only the following known to occur 

 in North America. Type species: Ampelopsis cordata Michx. 



Leaves coarsely serrate, or slightly 3-lobed. 

 Leaves 2-3-pinnately compound. 



1. A. cordata. 



2. A. arborea. 



I. Ampelopsis cordata Michx. 



Simple-leaved Ampelopsis. 



Fig. 2839. 



Ampelopsis cordata Michx. Fl. Bor. Am. i : 



159. 1803. 

 Cissus Ampelopsis Pers. Syn. i; 142. 1805. 

 Vitis indivisa Willd. Berl. Baumz. Ed. 2, 538. 



1811. 



Glabrous or the young twigs sparingly 

 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, truncate or cor- 

 date at the base, acuminate at the apex; 

 panicles small, loose, with 2-3 main branches; 

 corolla expanding its petals; disk cup- 

 shaped; berries 2"-^" in diameter, bluish, 

 I-2-seeded, the flesh very thin and inedible; 

 seeds about 2" long; raphe narrow. 



Swamps and river-banks, southern Virginia 

 to Florida, west to Illinois, Nebraska and 

 Texas. May-June. 



