Delaware Wildflowers • Guides

Vitis — Grape
Four can be found in Delaware.

1a. Bark of older stems "peeling in shreds"

2a. "Tendrils or flower clusters borne on three or more successive nodes"

Vitis labrusca, Northern Fox Grape
Native, Piedmont & coastal plain
Leaves "densely felted below by persistent rusty or reddish hairs which conceal the surface"

2b. "Tendrils or flower clusters missing opposite every third leaf usually"

Vitis aestivalis var. aestivalis, Summer Grape
Native, Piedmont & coastal plain
Leaves 3-5lobed, underside with "cobwebby" reddish hairs that don't hide the whitened leaf surface

Vitis vulpina, Winter Grape
Native, Piedmont & coastal plain
Leaves heart-shaped, unlobed or barely lobed, "glabrous or soon becoming so except in vein axiils"

1b. Bark of older stems not shredding

Muscadinia rotundifolia var. rotundifolia, Muscadine Grape
Native, coastal plain only
syn. Vitis rotundifolia

Sources: The Flora of Delaware, Herbaceous Plants of Maryland.

Copyright David G. Smith

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