Northern Prairie Wildlife Research Center
Southern Wetland Flora
Field Office Guide to Plant Species
Smilax glauca Walter
- Family: Lily (Liliaceae)
- Flowering: May-June
- Field Marks: This species is easily distinguished by the whitish lower leaf surface.
- Habitat: Moist or dry soils in woods, old fields, floodplains, fencerows, thickets, pocosins, sandy
hills, hammocks, bluffs, bottomlands, swamps.
- Habit: Climbing or trailing woody vine with pairs of thread-like tendrils; rhizomes tuber-bearing.
- Stems: Woody, climbing or trailing, glaucous, sometimes angular, smooth except usually for
scattered sharp prickles.
- Leaves: Alternate, simple, ovate, pointed at the tip, rounded or heart-shaped at the base,
sometimes mottled with light green to white on the upper surface, whitened on the lower surface,
up to 6 inches long, up to 5 inches wide; leaf stalk up to 1/2 inch long.
- Flowers: Borne in umbels; stalks of the umbels up to 3/4 inch long, usually somewhat flattened;
stalk of each flower up to 1/3 inch long; male and female flowers borne on separate plants.
- Perianth: 6-parted, free from each other, green, up to 1/8 inch long.
- Stamens: 6, exserted above the perianth.
- Pistils: Ovary superior; stigmas 1-3.
- Fruits: Berries blue-black, spherical, up to 1/4 inch in diameter; seeds 2-3.
- Notes: This species may remain evergreen in suitable protected areas in the southern end of
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