Bigroot Morningglory: Ipomoea pandurata
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Weed Description: A
perennial trailing or climbing vine from a large storage root that may reach 10 ft in
length. Found throughout the eastern United States, north to Ontario, Canada. Seedling: The cotyledon attachment to the stem below the cotyledons (the hypocotyl) remains below ground. |
| Leaves: Alternate, entire or
with indented sides, heart-shaped, with or without hairs, 4 inches long, 3.5 inches wide,
and on long petioles. Stems: Trailing or climbing to 10 ft in length, with or without hairs. Roots: Large, tuber-like root. |
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Flowers: Produced on flower stalks
(peduncles) in clusters of 1-5. Flowers are white with a lavender or purple center, 2-3
inches long. Fruit: A capsule containing 2-4 dull reddish brown seed that are densely hairy around the margin. |
| Identifying Characteristics: Large tuber-like root and white flowers with lavender or purple center should distinguish this weed from other morningglories with white flowers. |  |