Jepson eFlora: Key page
Vascular Plants of California
Key to families | Table of families and genera

Key to Ipomoea

View taxon page for Ipomoea

(For a list of species in Ipomoea, use the above link.)

Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.

Unabridged key

1. Leaf palmately compound ..... I. cairica

1' Leaf , lobed or 

2. Sepals 14–25 mm, abruptly or gradually narrowed to slender, leaf-like tip; annual herb

3. Corolla 2–6 cm;  sparsely sepals 16–25 mm, abruptly narrowed to tip, hairs near base 2–6 mm; annual ..... I. hederacea

3' Corolla 5–7 cm; leaf glabrous to strigose or canescent; sepals 14–20 mm, gradually narrowed to tip, hairs near base 0 to ± 1 mm; perennial herb ..... I. indica

2' Sepals 6–16 mm, abruptly narrowed to needle-like tip or not; annual

4. Corolla 4–6 cm; sepals 12–16 mm; leaf ± hairy ..... I. purpurea

4' Corolla 1–2 cm; sepals 6–7 mm; leaf glabrous ..... I. triloba



Citation for the whole project: Jepson Flora Project (eds.) . Jepson eFlora, [accessed on ]

Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on .

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