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
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, introduced also in Mexico (Baja California, Baja California Sur, Chihuahua, Coahuila, Durango, Sinaloa, 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.