Allium elmendorfii

M. E. Jones ex Ownbey

Res. Stud. State Coll. Wash. 18: 218, fig. 8. 1951.

EndemicConservation concern
Treatment appears in FNA Volume 26. Treatment on page 255. Mentioned on page 230.

Bulbs 1–3, larger bulbs each bearing 3–10 basal bulbels surrounding roots, not clustered on stout, primary rhizome, ovoid, 1–1.5 × 0.8–1.5 cm; outer coats enclosing 1 or more bulbs, thin, membranous, lacking reticulation, without persistent fibers; inner coats whitish, cells vertically elongate or contorted, walls very sinuous. Leaves persistent, green at anthesis, 3–6, basally sheathing, sheaths not extending much above soil surface; blades solid, flat, channeled, 15–40 cm × 1–3 mm, margins entire. Scape persistent, 1–3, clustered, erect, solid, terete, 15–40 cm × 1–4 mm. Umbel persistent, erect, loose, 10–30-flowered, hemispheric, bulbils unknown; spathe bracts persistent, 3–4, 4–5-veined, ovate, ± equal, apex acuminate. Flowers ± stellate to campanulate, 5–6 mm; tepals erect or ± spreading, ± flexuous, white or pinkish, lanceolate, ± equal, papery and withering away from fruit, margins entire or nearly so, apex obtuse, midribs thickened; stamens included; anthers yellow; pollen yellow; ovary crestless; style linear, equaling stamens; stigma capitate, unlobed to distinctly lobed; pedicel 1–2.5 mm, elongating in fruit. Seed coat shining; cells smooth. 2n = 14.

Phenology: Flowering Mar–early Apr.
Habitat: Sandy soil
Elevation: 100–200 m


Of conservation concern.

Allium elmendorfii is known only from the Carrizo sands of eastern Bexar, Frio, Wilson, and Atacosa counties.

Selected References


Lower Taxa