Tamarix ramosissima
Fl. Altaica 1: 424. 1829.
Shrubs or trees, to 8 m. Leaves: blade lanceolate, 1.5–3.5 mm. Inflorescences 1.5–7 cm × 3–4 mm; bract exceeding pedicel, not reaching calyx tip. Flowers 5-merous; sepals 0.5–1.5 mm, margins denticulate; petals obovate to elliptic, 1.5–2 mm; antisepalous stamens 5, filaments alternate with nectar disc lobes, all originating from edge of disc. 2n = 24.
Phenology: Flowering early spring–late fall.
Habitat: Riverways, lakeshores, arroyos
Elevation: 0–2500 m
Distribution
Introduced; Ariz., Ark., Calif., Colo., Idaho, Kans., La., Mont., Nebr., Nev., N.Mex., N.C., N.Dak., Okla., Oreg., S.Dak., Tex., Utah, Wash., Wyo., Asia, also in Mexico (Baja California), also in Mexico (Baja California Sur), also in Mexico (Chihuahua), also in Mexico (Coahuila), also in Mexico (Durango), also in Mexico (Sinaloa), also in Mexico (Sonora), South America (Argentina), Australia
Discussion
Morphologically very similar to Tamarix chinensis, T. ramosissima hybridizes with T. chinensis (commonly) and T. aphylla (rarely).
Selected References
None.