rattlebox Fabaceae Sesbania punicea (Cav.) Benth. Listen to the Latin   symbol: SEPU7
Other Fact Sheets
Leaf: Alternate, compound, 5 to 7 inches long, 7 to 16 pairs of small, elliptical leaflets (each 1 inch long), dark green above, paler below.
Flower: Very attractive orange-red pea-like flowers in hanging clusters appearing in late spring and early summer.

Fruit: Dark brown legume ending in a sharp point, 3 to 4 inches long with 4 conspicuous longitudinal wings, appear in early summer and ripen by fall.

Twig: Slender, green for an extended period but eventually hardening off and turning dark reddish brown, no obvious buds.

Bark: Grayish brown to reddish brown, numerous horizontal lenticels.

Form: A small tree with a spreading open crown reaching 6 to 8 feet in height. It often forms dense thickets.
 
Looks like: mimosa - desert false indigo
USDA Plants Database
Sesbania punicea is planted in the highlighted USDA hardiness zones to the left and may seed into the landscape. See a map of the states in which rattlebox has escaped (opens a new window).

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