triangleleaf bursage Asteraceae Ambrosia deltoidea

Leaf:Alternate, simple, evergreen, distinctly triangular or with a wedge-shaped base, coarse serrate or toothed, nearly lobed, green above and covered in white pubescence, pale below, drought deciduous.
Flower:Dull yellow-green, in small clusters borne on a spike, present in late winter to early spring.
Fruit:A spiny round bur with slender spines, 1/2 inch in diameter.
Twig:Reddish brown with white pubescence, brittle, narrow leaf scars, resinous.
Bark:Reddish brown and becoming smooth and shiny, later becoming somewhat scaly or shallowly ridged and furrowed.
Form:A gangling, sprawling shrub to 2 feet tall.

leaf flower fruit twig bark form map

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