Difference between revisions of "Schistidium occidentale"
Advances Cladist. 1: 143. 1981,.
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| − | |basionyms={{Treatment/ID/ | + | |basionyms={{Treatment/ID/Basionym |
|name=Grimmia occidentalis | |name=Grimmia occidentalis | ||
|authority=Lawton | |authority=Lawton | ||
| + | |rank=species | ||
| + | |publication_title=Bull. Torrey Bot. Club | ||
| + | |publication_place=94: 461, figs. 1–15. 1967 | ||
}} | }} | ||
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|elevation=high elevations (2000-3500 m) | |elevation=high elevations (2000-3500 m) | ||
|distribution=Calif.;Colo.;Idaho;Mont.;Oreg.;Nev.;Utah;Wash.;Wyo. | |distribution=Calif.;Colo.;Idaho;Mont.;Oreg.;Nev.;Utah;Wash.;Wyo. | ||
| − | |discussion=<p>See comments under 6. Schistidium cinclidodonteum.</p> | + | |discussion=<p>See comments under 6. <i>Schistidium cinclidodonteum</i>.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Schistidium occidentale | name=Schistidium occidentale | ||
| − | |||
|authority=(Lawton) Churchill | |authority=(Lawton) Churchill | ||
|rank=species | |rank=species | ||
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|publication year= | |publication year= | ||
|special status= | |special status= | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V27/V27_301.xml |
|subfamily=Grimmiaceae subfam. Grimmioideae | |subfamily=Grimmiaceae subfam. Grimmioideae | ||
|genus=Schistidium | |genus=Schistidium | ||
Latest revision as of 21:25, 5 November 2020
Plants in open to occasionally compact tufts or mats, olivaceous, often (red-)brown or nearly black. Stems 1–6 cm, sometimes denuded of leaves at base, central strand absent. Leaves usually curved to falcate, sometimes falcate-secund or erect when dry, linear-lanceolate to ovate-lanceolate, concave proximally, weakly keeled or concave distally, 1.4–4(–6) mm, 1-stratose with a few 2-stratose striae or patches distally; margins plane or somewhat erect, rarely weakly recurved, smooth, 2-stratose; apices rounded or acute, usually ending in a fleshy, multistratose apiculus; costa percurrent, rarely short-excurrent, smooth; basal marginal cells quadrate or short-rectangular; distal cells quadrate or rounded, often angular, 6–11 µm wide, smooth, sometimes weakly bulging-mammillose, weakly sinuose. Sexual condition autoicous. Capsule reddish brown, ovoid, cupulate, or short-cylindric, 1.3–2 mm; exothecial cells mostly short-elongate or isodiametric, usually irregularly angular, usually thin-walled, sometimes trigonous; rim darker colored than capsule wall, often red; stomata absent; peristome patent, 350–550 µm, red or orange-red, finely papillose, entire or perforated. Spores 9–12 µm, smooth.
Phenology: Capsules mature late spring to early summer.
Habitat: Wet or dry rocks, often along intermittent watercourses
Elevation: high elevations (2000-3500 m)
Distribution
Calif., Colo., Idaho, Mont., Oreg., Nev., Utah, Wash., Wyo.
Discussion
See comments under 6. Schistidium cinclidodonteum.
Selected References
None.