GERANIACE^. 63 



date, acuminate, toothed and angular ; nerves beneath pubescent ; racemes 

 dichotoraous, few-flowered. Cissus Ampelopsis Pers. Viiis indivisa Willd. 



Banks of streams. Penn. to Car. W. to Ark. June, July. \i. — Leaves cor- 

 date, often straight at base as if truncate. Panicles opposite the leaves. Berries 

 pale red. Heart-leaved Ampelopsis. 



2. A. quinquefolia Mich. : stem climbing and rooting ; leaves digitatC; 

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

 acuminate, dentate towards the apex ; racemes somewhat dichotomously 

 cymose. A. hederacea D. C. Cissus hederctcea Pursh. Hcdera quinquefolia 

 Linn. 



var. hirsuta Torr. t^. Gr. : leaves pubescent on both sides ; leafets ovate. 

 A. hirsuta MiM. Cissus hederacea, var. hirsuta Pursh. 



Woods. Can. to Geor. W. to Ark. Var. hirsuta, Alleghany Moimtains. Pursh. 

 June, July. T^. — Stem cliiabing. Howlers small, yellowish-green. Berries dark 

 blue or nearly black. Virginian Creeper. 



2. VITIS. ZrzVm.— Vine. 



(An ancient I^tin name, the derivation of which is unknown.) 



Calyx somewhat 4 — 5-toothed. Petals 4 — 5, cohering at their 



apex, deciduous. Stamens 5. Style none. Berry 2-celled, 



1 — 4-seeded ;. cells and seeds often abortive. 



1. V. Labrusca Linn. : leaves very large, broad-cordate, sub-3-lobed, 

 acutely toothed, glabrous above, and with the peduncles grayish-tomentose 

 beneath ; racemes small, panicled ; berries large. 



Woods. Can. to Flor. June, July. T^- — Stem climbing to a great height. 

 Flowers greenish. Berries dark purple, sometimes greenish-white. It under- 

 goes great changes by cultivation. Fox Grape. 



2. V. (xstivalis Mich. : stem long and slender ; leaves broad-cordate, 

 3 — 5-lobed, younger ones ferruginous-tomentose beneath, when old nearly 

 smooth ; sinuses rounded ; racemes opposite the leaves, rather crowded, 

 oblong ; berries small. V. intermedia Muhl. 



Woods and river banks. N. Y. to Flor. W. to Miss. June. T^. — Berries 

 deep blue, almost black. Summer Grape. 



3. V. vulpina Linn. : leaves cordate, abruptly acuminate, somewhat 

 equally and rather coarsely toothed, smooth above ; racemes loose, many- 

 flowered ; berries small. V. cordifolia Mich. Pursh. 



River banks. Can. to Flor. June. l^. — Bemes amber-colored, nearly black 

 when ripe, and have a tart taste. Wiiitcr Grape. Frost GrajK. 



4. V. riparia Mich. : leaves cordate, unequally and incisely toothed ; 

 shortly 3-lobed, pubescent on the margin, nerves and petiole ; racemes 

 loose ; berries small. V. odoratissivia Donn. 



Gravelly banks. Can. to Virg. W. to Ark. May — July. ?<». — Stem long. 

 Leaves incisely toothed, by which it may be distinguished from the preceding. 

 Flowers sweet-scented. Berries dark purple or amber color, when ripe. 



Sweet-scented Grape. 



Order XXYIII. GERANIACE^.— Crane's-bills. 

 Sepals 5, persistent, more or less unequal, with an imbricated 

 sestivation. Petals 5, (or by abortion 4, rarely none,) unguicu- 



