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Annual Yellow Sweet Clover

Melilotus indicus

Digital photography © by Michael Plagens

Yellow Sweet Clover growing in riparian habitat along Mesquite Wash, e. Maricopa Co., Arizona, USA. May 2009.

ANNUAL: An herbaceous plant sometimes surpassing 1½ m in height with a number of stems branching from crown.

FLOWERS: Yellow pea-flowers are crowded in spikes mostly at top of plant and are generally small, less than 3 mm. Blooming period is from mid spring into summer. The very similar perennial species M. officianale with larger flowers may bloom through summer and survive several seasons.

RANGE: In the Arizona Sonoran Desert this plant occurs along riparian habitats and in irrigated farmlands and landscapes.

LEAVES: Compound leaves have 3-5 leaflets and are dentate along the margins.

FRUIT:The small bean pods have just one kidney-shaped bean each.


Fabaceae -- Bean Family

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Copyright Michael J. Plagens, 1999-2009