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Weed Description: A trailing or climbing summer annual with light blue flowers that may reach 6 1/2 feet in length. Smallflower morningglory is an isolated weed of agronomic crops, nurseries, and landscapes in the southeastern United States. |
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Smallflower Morningglory: Jacquemontia tamnifolia
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Weed Description: A trailing or climbing summer annual with light blue flowers that may reach 6 1/2 feet in length. Smallflower morningglory is an isolated weed of agronomic crops, nurseries, and landscapes in the southeastern United States. |
| Seedling: Cotyledons are rounded with
slight indentations and resemble those of a mustard. Cotyledons are without hairs. Roots: Taproot. |
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Leaves: Occur on petioles that are alternately arranged along the stem. Leaves are approximately 1 1/4 to 4 1/2 inches long by 3/4 to 3 inches wide. Hairs occur on the margins and only occasionally on the leaf surfaces. Leaves are ovate to elliptic in outline. |
| Flowers: Many light blue
flowers occur in clusters with many bracts below. Individual flowers are
approximately 1/2 to 3/4 inch in width. Fruit: A capsule. |
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Identifying Characteristics: A trailing or climbing vine with ovate to elliptic leaves and many light blue flowers. These characteristics help to distinguish smallflower morningglory from most other weeds as well as other morningglories. |