Difference between revisions of "Carex hookeriana"

Dewey

Amer. J. Sci. Arts 29: 248, plate X, fig. 75. 1836.

Treatment appears in FNA Volume 23. Treatment on page 290. Mentioned on page 286, 287, 291.
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|elevation=300–500 m
 
|elevation=300–500 m
 
|distribution=Alta.;Man.;Ont.;Sask.;N.Dak.;S.Dak.
 
|distribution=Alta.;Man.;Ont.;Sask.;N.Dak.;S.Dak.
|discussion=<p>Carex hookerana was collected once in Ontario along Lake Superior’s north shore, but its status in Ontario is unclear.</p>
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|discussion=<p><i>Carex</i> hookerana was collected once in Ontario along Lake Superior’s north shore, but its status in Ontario is unclear.</p>
 
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|special status=
 
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V23/V23_495.xml
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V23/V23_495.xml
 
|genus=Carex
 
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|section=Carex sect. Phaestoglochin
 
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[[Category:Revised Since Print]]
 

Revision as of 16:08, 18 September 2019

Plants without conspicuous rhizomes. Culms 15–80 cm, 1.5–2 mm wide basally, 0.5 mm wide distally. Leaves: sheaths tight, green, fronts white-hyaline; ligules less than 2 mm, wider than long; widest leaf blades 1.5–2.5 mm wide. Inflorescences with 5–10 spikes, 2–5 cm × 5–10 mm; proximal internodes 1–2 times as long as proximal spikes; proximal bracts 1–2 cm; spikes with 5–10 erect perigynia. Pistillate scales brown with green midvein, ovate, 2.7–3.6 × 1.4–2.1 mm, body longer and wider than perigynium, apex awned. Anthers not measured. Perigynia pale green to pale brown, veinless or obscurely veined abaxially, 2.6–3.5 × 1.2–1.5 mm, margins serrulate distally; beak 0.8–1.5 mm, apical teeth 0.3–0.5 mm. Achenes elliptic-circular, 1.5–1.7 × 1.1–1.2 mm.


Phenology: Fruiting late spring–early summer.
Habitat: Swamps, mesic to wet-mesic grasslands and open forests
Elevation: 300–500 m

Distribution

V23 495-distribution-map.jpg

Alta., Man., Ont., Sask., N.Dak., S.Dak.

Discussion

Carex hookerana was collected once in Ontario along Lake Superior’s north shore, but its status in Ontario is unclear.

Selected References

None.

Lower Taxa

None.