Flora of North America species comparison

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Hypoxis curtissii

common yellow stargrass, Curtis' star-grass
Leaves

3–12 mm wide, soft, flexible, glabrous or nearly so.
Scape

(4–)5–13(–27) cm.
Inflorescences

racemose, 1–3(–7)-flowered;

proximal 2 flowers, when present, not paired;

bracts (3–)5–20(–80) mm.
Flowers

tepals 4–8(–11) × 0.
Seeds

black, lustrous, 1.2–1.6 mm, coarsely muricate.
5

–2.1 mm, 2 or less times longer than pedicel, usually 2 or less times longer than ovary;

anthers 1–1.8 mm;

ovary cylindric, (2–)3–6(–7) × 1–3 mm, glabrate or sparsely pubescent;

pedicel (2–)5–12(–20) mm, usually shorter than bracts.

Hypoxis curtissii
Phenology Flowering year round.
Habitat Riverbanks, floodplains
Elevation 0–100 m (0–300 ft)
Distribution
from FNA
AL; FL; GA; LA; MS; NC; SC; TX; VA
[WildflowerSearch map]
[BONAP county map]
Discussion

When not in flower, the rosettes of Hypoxis curtissii can be easily mistaken for Cyperus, which grows in the same habitats.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 26, p. 202.
Parent taxa Liliaceae > Hypoxis
Sibling taxa
H. hirsuta, H. juncea, H. mexicana, H. rigida, H. sessilis, H. wrightii
Synonyms H. erecta var. leptocarpa, H. hirsuta var. leptocarpa, H. leptocarpa
Name authority Rose: in J. K. Small, Fl. S.E. U.S., 287, 1329. (1903)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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