P.M. and C.R. Annable. 1991. Systematics of the annual species of Muhlenbergia (Poaceae-Eragrostideae). Syst. Bot. Monogr. 31:1-109 Peterson, P.M. 2000
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(or grooves) usually 10, faces glabrous; pappi persistent (fragile), of 20–80+, distinct, white, sordid, stramineous, or rufous, ± equal or unequal, barbellulate
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Association Trees to 8 m. Leaves: petiole 10–25 (–45) mm, finely hairy; blade elliptic to oblanceolate or obovate, 80–250 (–330) × 30–80 (–150) mm, margins
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(Poaceae): Evidence from rbcL sequence data. Syst. Bot. 20:423-435 Barkworth, M.E. and K.M. Capels. 2000. The Poaceae in North America: A geographic perspective
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turbinate (campanulo-hemispheric upon drying), (3–14 ×) 3.8–23 mm. Phyllaries 26–80 in 3–5 series, 1-nerved (usually raised; keeled proximally), lanceolate to
25 KB (1,511 words) - 21:54, 29 July 2020
Xylorhiza Cassini J. Phys. Chim. Hist. Nat. Arts 88: 195. 1819. Theodore M. Barkley†, Luc Brouillet, John L. Strother Treatment appears in FNA Volume
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in FNA Volume 17. Treatment on page 75. Mentioned on page 13, 57, 76, 78, 80. Subshrubs or shrubs. Stems erect to spreading, sometimes climbing, glabrous
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pycnocephala Besser Bull. Soc. Imp. Naturalistes Moscou 1: 223. 1829. Leila M. Shultz Treatment appears in FNA Volume 19. Treatment on page 505. Mentioned
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Illustrator: Copyright: Stems 1–80+, erect or ascending to procumbent. Inflorescences proliferating, mostly terminal, leafy, 1–80+-flowered cymes. Pedicels erect
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Trichocoronis Cassini J. Phys. Chim. Hist. Nat. Arts 88: 202. 1819. Theodore M. Barkley†, Luc Brouillet, John L. Strother Treatment appears in FNA Volume
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var. inflatum (Suksdorf) Cholewa & Douglass M. Henderson Madroño 38: 232. 1991. Anita F. Cholewa, Douglass M. Henderson† IllustratedEndemic Basionym: Olsynium
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75: 88. 1993. Lowell E. Urbatsch, Loran C. Anderson, Roland P. Roberts, Kurt M. Neubig Endemic Basionym: Linosyris parryi A. Gray Proc. Acad. Nat. Sci. Philadelphia
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hooked; indusia ± thick, margin ± entire. 2n = 80. Habitat: Damp woods, often on slopes Elevation: 30–1500 m Generated Map Legacy Map N.B., N.S., Ont., P
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caudices in M. saxatilis). Stems 1–15 (usually from basal rosettes), usually erect, sometimes ± prostrate, usually branched (scapiform in M. californica)
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all or mostly staminate or pistillate). Pistillate heads: phyllaries 12–30 (–80+) in 1–8+ series, outer (1–) 5–8 distinct or ± connate, herbaceous, the rest
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acaulescent or rarely caulescent, to 3 m diam.; rosettes usually small. Stems procumbent, 0.1–0.4 m, or erect, 1–2 m. Leaf-blade rigidly spreading, including
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Illustrator: Barbara Alongi Copyright: Flora of North America Association Shrubs 1–3 m. Stems erect or arching, forming clumps by underground runners, glabrous or
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Poston, M. E. and J. W. Nowicke. 1993. Pollen morphology, trichome types, and relationships of the Gronovioideae (Loasaceae). Amer. J. Bot. 80: 689–704
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(sometimes in M. glomerata), or 1–22, pistillate, fertile; corollas yellowish (with maroon bases sometimes in M. elegans; purplish red sometimes in M. sativa)
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the PLANTS database on the basis of a putative record in R. D. Thomas and C. M. Allen (1993–1998); there appears to be no such record therein. The only specimen
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