Difference between revisions of "Juncus arcticus var. alaskanus"
Anderson's Flora of Alaska and Adjacent Parts of Canada 611. 1974.
Common names: Alaskan rush
Basionym: Juncus arcticus subsp. alaskanus Hultén Fl. Alaska Yukon 3: 418. 1943
Synonyms: Juncus arcticus subsp. sitchensis Engelmann Juncus balticus var. alaskanus (Hultén) A. E. Porsild Juncus balticus var. haenkei (E. Meyer) Buchenau Juncus balticus subsp. sitchensis (Engelmann) Hultén Juncus haenkei
Treatment appears in FNA Volume 22.
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|name=Juncus arcticus subsp. alaskanus | |name=Juncus arcticus subsp. alaskanus | ||
|authority=Hultén | |authority=Hultén | ||
| + | |rank=subspecies | ||
|publication_title=Fl. Alaska Yukon | |publication_title=Fl. Alaska Yukon | ||
|publication_place=3: 418. 1943 | |publication_place=3: 418. 1943 | ||
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|name=Juncus arcticus subsp. sitchensis | |name=Juncus arcticus subsp. sitchensis | ||
|authority=Engelmann | |authority=Engelmann | ||
| + | |rank=subspecies | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Juncus balticus var. alaskanus | |name=Juncus balticus var. alaskanus | ||
|authority=(Hultén) A. E. Porsild | |authority=(Hultén) A. E. Porsild | ||
| + | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Juncus balticus var. haenkei | |name=Juncus balticus var. haenkei | ||
|authority=(E. Meyer) Buchenau | |authority=(E. Meyer) Buchenau | ||
| + | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Juncus balticus subsp. sitchensis | |name=Juncus balticus subsp. sitchensis | ||
|authority=(Engelmann) Hultén | |authority=(Engelmann) Hultén | ||
| + | |rank=subspecies | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Juncus haenkei | |name=Juncus haenkei | ||
| − | |authority= | + | |authority= |
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Juncaceae;Juncus;Juncus subg. Genuini;Juncus arcticus;Juncus arcticus var. alaskanus | |hierarchy=Juncaceae;Juncus;Juncus subg. Genuini;Juncus arcticus;Juncus arcticus var. alaskanus | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Juncus arcticus var. alaskanus | name=Juncus arcticus var. alaskanus | ||
| − | |||
|authority=(Hulten) S. L. Welsh | |authority=(Hulten) S. L. Welsh | ||
|rank=variety | |rank=variety | ||
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|publication year=1974 | |publication year=1974 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V22/V22_413.xml |
|genus=Juncus | |genus=Juncus | ||
|subgenus=Juncus subg. Genuini | |subgenus=Juncus subg. Genuini | ||
Revision as of 20:58, 16 December 2019
Herbs, 1–3 dm. Culms 0.7–1.2 mm diam. Leaves: blade absent. Inflorescences 3–8-flowered, slightly compact, 1–1.5 cm; primary bract 3–8 cm. Flowers: tepals shining chestnut brown with lighter midstripe, lanceolate, 4–5(–6) mm, apex acuminate; inner series shorter, margins clear, obtuse to acute; stamens 2 mm, filaments 1 mm, anthers 1 mm. Capsules dark tan, oblate, 3–4 mm diam., usually slightly exceeding perianth.
Phenology: Flowering spring–summer.
Habitat: Moist to dry places, wet meadows, stream banks
Elevation: 0–2200 m
Distribution
Greenland, B.C., Man., Nfld. and Labr. (Labr), N.W.T., Nunavut, Ont., Que., Yukon, Alaska, Asia.
Discussion
Perhaps Juncus arcticus var. alaskanus is not distinct from the Eurasian J.uncus arcticus var. arcticus.
Selected References
None.
Lower Taxa
None.