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keel

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Astragalus (Homalobus) serotinus, 1. Vexillum , wing, and a keel petal, 2. Stamens, etc, 3. Calyx and pistil, 4. Legume transversely divided, etc. The details magnified.

Astragalus (Homalobus) serotinus, 1. Vexillum , wing, and a keel petal...

Public domain image related to botany, botanical artwork, free to use, no copyright restrictions image - Picryl description

Orobus littoralis, 1. Vexillum, wing, and a keel petal, 2. Calyx, 3. Stamens, 4. Pistil, 5. Inner face of the style, 6. Legume, 7. Same with one valve removed. All the details except 6 and 7 enlarged.

Orobus littoralis, 1. Vexillum, wing, and a keel petal, 2. Calyx, 3. S...

Public domain image related to botany, botanical artwork, free to use, no copyright restrictions image - Picryl description