speciesAchnatherum webberi (Thurb.) Barkworth Mary E. Barkworth Common names: Webber's needlegrass Endemic Synonyms: Stipa webberi Oryzopsis webberi Treatment appears
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Oryzopsis and Stipa: I. Oryzopsis hymenoides x Stipa speciosa. Amer. J. Bot. 47:736-742 Johnson, B.L. 1962. Amphiploidy and introgression in Stipa. Amer. J
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Jones) Barkworth Mary E. Barkworth Common names: Low needlegrass Synonyms: Stipa coronata var. depauperata Treatment appears in FNA Volume 24. Treatment on
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Mary E. Barkworth Common names: Pinewoods needlegrass Endemic Synonyms: Stipa pinetorum Treatment appears in FNA Volume 24. Treatment on page 137. Illustrator:
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