Mimosa species [Fabaceae]

Click on the images below to see larger versions.

Scientific Name Mimosa emoryana USDA PLANTS Symbol MIEM
Common Name Emory Mimosa ITIS Taxonomic Serial No. 26785
Family Fabaceae (Pea) Texas A&M Reference Click Here
Description Habitat: Desert environment; gravelly limestone and igneous soils in brushy flats and on slopes.
Plant: Low-growing, straggling branched shrub up to 3-1/2 feet tall; branches with numerous short recurved prickles; branches may be lined or grooved.
Leaves: Bi-pinnately compound with 1 to 3 pairs further divided into 3 to 6 pairs of small leaflets 1/8-inch or less long, covered with very fine hairs.
Inflorescence: Dense ball-shaped inflorescence about 1/2-inch across with many very small individual flowers each with 5 petals and 10 protruding stamens with pink filaments and yellow anthers.
Bloom Period: May to July.
Fruit: Fruit pod about 1-3/8 inches long and 1/4-inch or less across, covered with short yellow prickles.
References: "Manual of the Vascular Plants of Texas" by Correll and Johnston and "Little Big Bend" by Roy Morey.
BONAP Distribution Map

Texas Status:
Native
Scientific Name Mimosa turneri (Mimosa zygophylla) USDA PLANTS Symbol MITU
Common Name Desert Mimosa ITIS Taxonomic Serial No. 503839
Family Fabaceae (Pea) Texas A&M Reference Click Here
Description Habitat: Dry desert habitats in limestone or sandy soils, along washes and gullies.
Plant: Straggling branched shrub, 3 to 6 feet tall; branches with numerous recurved prickles; branches streaked with broad, dark lines.
Leaves: Bi-pinnately compound with 1 or 2 pairs of primary leaflets further divided into 1 or 2 pairs of small secondary leaflets; smooth, almost hairless.
Inflorescence: Dense ball-shaped inflorescence about 1/2-inch across with many very small individual flowers each with 5 petals and 8 to 10 protruding stamens with pink filaments and yellow anthers.
Bloom Period: May to July.
Fruit: Fruit pod 3/8 to 1-3/16 inches long and 1/4-inch or less across, relatively smooth with a few prickles along the edges.
References: Mimosa zygophylla in "Manual of the Vascular Plants of Texas" by Correll and Johnston and "Little Big Bend" by Roy Morey.
BONAP Distribution Map

Texas Status:
Native



© Tom Lebsack 2022