Zephyranthes drummondii
in R. Sweet, Brit. Fl. Gard., ser. 2, 4: plate 328. 1836.
Leaf blade glaucous-green, to 8 mm wide. Spathe (3–)4–5 cm. Flowers erect; perianth white, sometimes flushed pink abaxially, more so with age, broadly funnelform, 6–9 cm; perianth tube white to green, 3–4(–4.7) cm, diam. primarily uniform, ca. 1/2 perianth length, more than 15 times filament length, equaling (3/4–11/4) spathe length; tepals rarely reflexed; stamens fasciculate, distinctly subequal; filaments subulate, 0.1–0.2 cm, apex acute; anthers 5–8 mm; style notably shorter than perianth tube; stigma 3-fid, included in perianth tube; pedicel (0.2–)0.5–2(–3.3) cm, shorter than spathe. 2n = 48, 72.
Phenology: Flowering mid spring–mid summer (Mar–Aug).
Habitat: Sandy/rocky, usually calcareous soils
Elevation: 0–900 m
Distribution
Fla., La., Tex., ne Mexico.
Discussion
Specimens of Zephyranthes drummondii with rare biflowered inflorescences were collected by B. C. Tharp in 1939 and 1946 in Austin, Texas. The species has naturalized in Florida.
Selected References
None.