| Literature | Bourell 1981; Crum and Anderson 1981; Flowers 1973; Harpel 1980a; Harthill et al. 1979; Holmberg 1969; Kellman 2003; Koch 1950a, 1951e; Koch and Ikenberry 1954; Lawton 1971; Long 1978; McGrew 1976; Shevock and Toren 2001; Showers 1982; Spence 1988a; Steere et al. 1954; Strid 1974; Toren 1977; Watson 1880; Yurky 1990, 1995. As Bryum crassirameum Holmberg 1969; Howe 1896; Koch 1950a; Koch and Ikenberry 1954; Spjut 1971. As Bryum firmum Cooke 1941. As Bryum flagellosum Koch 1950a, 1958; Koch and Ikenberry 1954. As Bryum pseudotriquetrum var. crassirameum Toren 1977; Yurky 1990. |
| Illustrations | Malcolm et al. 2009 p. 172; Abramov and Volkova 1998; Allen 2002; Crum and Anderson 1981; Flowers 1973; Ignatov and Ignatova 2003; Ireland 1982; Lawton 1971; Ochyra 1998a; Sharp et al. 1994; Smith 1978; Zolotov 2000. |
| Bioregions | CaR, CW, MP, NW, SN, SNE, SW. |
| Vouchers | Alameda Co.: Brushy Peak northeast of Livermore, Norris 87161; Riverside Co.: Vista Grand Guard Station, San Jacinto Mountains, San Bernardino National Forest, Harpel 977 (pers. herb.); Shasta Co.: Highway 89 about 21 miles east of McCloud, Norris & Hermann 22646; Tulare Co.: Big Meadows off of Forest Road 14S11, Sequoia National Forest, Shevock & York 13673; Tuolumne Co.: Pilot Ridge, Stanislaus National Forest, Shevock 13274. |
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