Mormon Needle Grass
Stipa arida
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Nodding Needle Grass
Stipa cernua
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Needlegrass
Stipa comata
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Needle & Thread Grass
Stipa comata var. comata
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Stipa comata var. intermedia
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Giant Stipa
Stipa coronata
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San Diego County Needle Grass
Stipa diegoensis
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Small-flowered Rice Grass
Stipa divaricata
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Little Rice Grass
Stipa exigua
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Indian Ricegrass
Stipa hymenoides
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King's Rice Grass
Stipa kingii
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Wide-glumed Needle Grass
Stipa latiglumis
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Lemmon's Needlegrass
Stipa lemmonii
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Stipa lemmonii var. lemmonii
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Pubescent Lemmon's Needlegrass
Stipa lemmonii var. pubescens
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Foothill Needlegrass
Stipa lepida
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Letterman's Needlegrass
Stipa lettermanii
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Columbia Needlegrass
Stipa nelsonii
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Dore's Needlegrass
Stipa nelsonii var. dorei
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Nevada Needle Grass
Stipa nevadensis
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Western Needlegrass
Stipa occidentalis
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California Needle Grass
Stipa occidentalis var. californica
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Western Needlegrass
Stipa occidentalis var. occidentalis
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Common Western Needle Grass
Stipa occidentalis var. pubescens
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Stipa parishii
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Parish Achnatherum
Stipa parishii var. parishii
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Pinewoods Needle Grass
Stipa pinetorum
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Purple Needlegrass
Stipa pulchra
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Desert Stipa
Stipa speciosa
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Stillman's Stipa
Stipa stillmanii
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Thurber's Needlegrass
Stipa thurberiana
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Webber's Needle Grass
Stipa webberi