Contains 6 accepted taxa overall.

Characteristics
Hypoxis L.
YELLOW STARGRASS
Classification
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ASPARAGALES
Hypoxis
Citation
HYPOXIS Linnaeus, Syst. Nat., ed. 10. 972, 986, 1366. 1759.
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TYPE: Hypoxis erecta Linnaeus, nom. illegit. (Ornighogalum hirsutum Linnaeus; Hypoxis hirsuta (Linnaeus) Coville) Lectotypified by Britton & A. Brown, Ill. Fl. N. U.S., ed. 2. 1: 534. 1913.
Species
Scientific Name Common Name Herbarium Specimens Status Photos
Hypoxis curtissii Swamp Stargrass, Curtiss’s Stargrass
Hypoxis hirsuta Common Stargrass, Eastern Stargrass
Hypoxis juncea Fringed Stargrass
Hypoxis rigida Savanna Stargrass
Hypoxis sessilis Glossy-seed Stargrass
Hypoxis wrightii Bristleseed Stargrass
Identification Key
1.  Leaves glabrous or nearly so, or with scattered trichomes near base
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1.  Leaves sparsely to densely pubescent, at least near base
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2.  Leaves 1–15 mm wide, soft, flexible; floral bracts 1–20(–80) mm; ovary glabrate or sparsely to densely pubescent; seeds muricate
2.  Leaves 0.3–1 mm wide, hard, stiff; floral bracts 1–7(–12) mm; ovary densely pubescent; seeds with low, rounded sculpturing
3.  Leaves 0.3-1 mm wide; pedicel usually 2+ times longer than bracts
3.  Leaves usually 0.7-26 mm wide; pedicel usually less than 2 times as long as bracts
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4.  Pedicel usually longer than bracts; tepals longer than pedicel; anthers 1.5–3.5 mm; seeds with low, rounded sculpturing, lacking an evident cuticle
4.  Pedicel shorter to longer than bracts; tepals shorter to longer than pedicel; anthers 0.6–2.2 mm; seeds with an evident wrinkled, membranous cuticle
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5.  Tepals 1.5–2 times as long as ovary; seeds with low, rounded sculpturing, with an iridescent cuticle
5.  Tepals1-1.5(2) times as long as ovary; seeds muricate, the cuticle not iridescent
Genus Synonyms
Synonym Full Citation Basionym Type
No synonyms found.