Difference between revisions of "Hygroamblystegium varium"
Hedwigia 50: 275. 1911.
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|special_status={{Treatment/ID/Special_status | |special_status={{Treatment/ID/Special_status | ||
|code=F | |code=F | ||
| − | |label= | + | |label=Illustrated |
}} | }} | ||
|basionyms={{Treatment/ID/Basionym | |basionyms={{Treatment/ID/Basionym | ||
|name=Leskea varia | |name=Leskea varia | ||
|authority=Hedwig | |authority=Hedwig | ||
| + | |rank=species | ||
|publication_title=Sp. Musc. Frond., | |publication_title=Sp. Musc. Frond., | ||
|publication_place=216, plate 53, figs. 15–20. 1801 | |publication_place=216, plate 53, figs. 15–20. 1801 | ||
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|name=Amblystegium varium | |name=Amblystegium varium | ||
|authority=(Hedwig) Lindberg | |authority=(Hedwig) Lindberg | ||
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Amblystegiaceae;Hygroamblystegium;Hygroamblystegium varium | |hierarchy=Amblystegiaceae;Hygroamblystegium;Hygroamblystegium varium | ||
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name=Hygroamblystegium varium | name=Hygroamblystegium varium | ||
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|authority=(Hedwig) Mönkemeyer | |authority=(Hedwig) Mönkemeyer | ||
|rank=species | |rank=species | ||
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|publication title=Hedwigia | |publication title=Hedwigia | ||
|publication year=1911 | |publication year=1911 | ||
| − | |special status= | + | |special status=Illustrated |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V28/V28_472.xml |
|genus=Hygroamblystegium | |genus=Hygroamblystegium | ||
|species=Hygroamblystegium varium | |species=Hygroamblystegium varium | ||
Latest revision as of 21:36, 5 November 2020
Plants in ± stiff mats, yellowish to dark green, dull. Stems to 15 cm, creeping, stiff, rigid; cortical cells in 2–4 layers, walls incrassate; axillary hair basal cell 1, brown, distal cells elongate. Stem leaves ovate-lanceolate to ovate-triangular; basal laminal cells short-rectangular, often pigmented, walls firm, eporose, region weakly differentiated; medial cells 2–7:1. Seta dark red, 1.2–2.2 cm. Capsule constricted below mouth when dry; exothecial cells long- to short-rectangular, 30–105 × 18–35 µm, walls firm, not collenchymatous; annulus separating, 2–4-seriate, cell walls thin; operculum acute, apiculate, or rostrate; exostome teeth yellow-brown, external surface cross striolate basally, coarsely papillose distally, internal surface trabeculate; endostome basal membrane high, segments not or narrowly perforate. Spores finely papillose.
Distribution
North America, Mexico, Central America, South America, Eurasia, s Africa, Pacific Islands (New Zealand), Antarctica.
Discussion
Subspecies 2 (2 in the flora).
Selected References
None.
Lower Taxa
Key
| 1 | Plants small to moderately large; stems to 10 cm; costae narrower than 100 µm at base, to mid leaf, percurrent, or rarely short-excurrent; lamina 1-stratose. | Hygroamblystegium varium subsp. varium |
| 1 | Plants extremely large; stems to 15 cm; costae 110-140 µm wide at base, excurrent; lamina sometimes partially 2-stratose, especially at base near costa. | Hygroamblystegium varium subsp. noterophilum |