Hypoxis sessilis

Linnaeus

Sp. Pl. ed. 2, 1: 439. 1762.

Endemic
Synonyms: Hypoxis erecta var. aestivalis Engelmann & A. Gray Hypoxis longii Fernald
Treatment appears in FNA Volume 26. Treatment on page 203. Mentioned on page 201.

Leaves 0. 9–5 mm wide, soft, usually stiff, sparsely to densely pubescent. Scape (3–)4–9(–14) cm. Inflorescences racemose, 1(–2)-flowered; proximal 2 flowers, when present, not paired; bracts (2–)3–7(–8) mm. Flowers: tepals (6–)7–10(–13) × 0.9–2.4 mm (chasmogamous flowers), shorter to longer than pedicel, 1.5–2 times as long as ovary; anthers 1.1–2.2 mm; ovary oblanceoloid, (3–)4–5(–6) × 1.5–2.5 mm, densely pilose; pedicel (2–)3–7(–8) mm, equaling or slightly shorter than bracts. Seeds black beneath loose, iridescent, membranous coat, (1.3–)1.4–2 mm, with rounded pebbling.


Phenology: Flowering spring–summer.
Habitat: Mesic to moist pinelands
Elevation: 0–200 m

Distribution

V26 347-distribution-map.jpg

Ala., Ark., Fla., Ga., La., Miss., N.C., Okla., S.C., Tex., Va.

Discussion

Although there is a strong tendency for summer flowering in Hypoxis sessilis, in the southern part of its range it will flower at any time of year in response to fire or other disturbances.

Selected References

None.

Lower Taxa

None.