Latin name: Oenothera cespitosa Nutt. ssp. marginata (Hook. & Arn.) Munz
Pronunciation: ee-no-THEER-a ses-pi-TOE-sa mar-jin-AY-ta
Common name: Tufted evening primrose
Family: Onagraceae (Evening primrose)
Habitat: Dry stony slopes, 3000'-8000', pinyon-juniper woodland, shadscale scrub, yellow pine forest, desert slopes from Santa Rosa Mts north
Blooming period: April to August
Name derivations: 1) Oenothera 2) cespitosa 3) marginata
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