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Carex hirtifolia

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Carex hirtifolia
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Poales
Family: Cyperaceae
Genus: Carex
Subgenus: Carex subg. Carex
Section: Carex sect. Hirtifoliae
Reznicek
Species:
C. hirtifolia
Binomial name
Carex hirtifolia
Synonyms
  • Carex pubescens Muhl. ex Willd., non Poir.

Carex hirtifolia, the pubescent sedge, is a species of sedge native to northeastern North America. It is the only species in Carex section Hirtifoliae.[1][2][3] The entire plant is distinctively covered soft hairs.[4]

Description

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Plants of C. hirtifolia are shortly rhizomatous, forming loose tufts.[3] The leaves are M-shaped in cross-section,[3] and no more than 8 millimetres (0.3 in) wide.[4] The inflorescences comprise 2–5 spikes, the last of which is staminate (male), the others being pistillate (female) and born on stalks less than 10 mm (0.4 in) long.[3] The utricles are less than 10 mm (0.39 in) long, with a beak 0.7–1.5 mm (0.03–0.06 in) long.[3]

References

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  1. ^ "PLANTS Profile: Carex hirtifolia Mack., pubescent sedge".
  2. ^ Edward W. Chester (2009). A Fifth Checklist of Tennessee Vascular Plants. BRIT Press. ISBN 9781889878263.
  3. ^ a b c d e Peter W. Ball. "Carex Linnaeus section Hirtifoliae Reznicek, Novon. 11: 458. 2001". Magnoliophyta: Commelinidae (in part): Cyperaceae. Flora of North America. Vol. 23. Oxford University Press. ISBN 978-0-19-515207-4.
  4. ^ a b Andrew L. Hipp (2008). Field Guide to Wisconsin Sedges: an Introduction to the Genus Carex (Cyperaceae). University of Wisconsin Press. p. 56. ISBN 9780299225933.