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Cyperaceae taxon details

Carex hirsutella Mack.

1676397  (urn:lsid:marinespecies.org:taxname:1676397)

accepted
Species
terrestrial
Not documented
Description Culms 20–90 cm, pilose. Leaves: ligules shorter than wide; blades 1.5–4 mm wide, pilose on both surfaces. Inflorescences:...  
Description Culms 20–90 cm, pilose. Leaves: ligules shorter than wide; blades 1.5–4 mm wide, pilose on both surfaces. Inflorescences: lateral spikes 8–18 × 3–5.5 mm, usually crowded; terminal spike gynecandrous, at least 1/2 of flowers pistillate, 10–20(–25) mm. Pistillate scales ovate, 1.8–2.5 × 0.7–1.3 mm, apex obtuse, sometimes mucronate, shorter than perigynia. Staminate scales ovate to lanceolate, 2.1–5.2 mm, apex acuminate. Anthers 1.3–2.2 mm. Perigynia ascending, weakly 9–18-veined, obovate-circular, ± trigonous in cross section, 2–3 × 1.1–1.6 mm, not papillose, glabrous; beak absent. Achenes 1.6–2.1(–2.6) × 0.8–1.3 mm. 2n = 52. [details]
Cyperaceae Working Group. (2025). [see How to cite]. Global Cyperaceae Database. Carex hirsutella Mack.. Accessed at: https://cyperaceae.org/aphia.php?p=taxdetails&id=1676397 on 2026-06-02
Date
action
by
2023-09-06 07:28:28Z
created
2024-12-10 11:47:54Z
unchecked
db_admin
2025-03-11 11:19:03Z
changed

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Nomenclature

replacement name source Mackenzie, K. K. (1923). Notes on <i>Carex</i>— XIII. <em>Bulletin of the Torrey Botanical Club.</em> 50(11): 343-358., available online at https://www.biodiversitylibrary.org/page/28549033#page/376/mode/1up
page(s): 349; note: Carex hirsuta Willd. Sp. Pl. 4: 252. 1805. Not C. hirsuta Suter., 1802. Carex triceps Michx. var. hirsuta Bailey, Mem. Torrey Club 1: 35. 1889. [details] 

Other

additional source Ball, P.W.; Reznicek, A.A.; Murray, D.F. (2002). Magnoliophyta: Commelinidae (in part): Cyperaceae. In: Flora of North America. Vol. 23. Oxford University Press, New York., available online at http://floranorthamerica.org/Cyperaceae [details] Available for editors  PDF available [request]

 
 Present  Inaccurate  Introduced: alien  Containing type locality 
   

From editor or global species database
Additional information Fruiting late spring–early summer. Meadows, dry to mesic woods, neutral to basic soils; 100–500 m.  [details]

Description Culms 20–90 cm, pilose. Leaves: ligules shorter than wide; blades 1.5–4 mm wide, pilose on both surfaces. Inflorescences: lateral spikes 8–18 × 3–5.5 mm, usually crowded; terminal spike gynecandrous, at least 1/2 of flowers pistillate, 10–20(–25) mm. Pistillate scales ovate, 1.8–2.5 × 0.7–1.3 mm, apex obtuse, sometimes mucronate, shorter than perigynia. Staminate scales ovate to lanceolate, 2.1–5.2 mm, apex acuminate. Anthers 1.3–2.2 mm. Perigynia ascending, weakly 9–18-veined, obovate-circular, ± trigonous in cross section, 2–3 × 1.1–1.6 mm, not papillose, glabrous; beak absent. Achenes 1.6–2.1(–2.6) × 0.8–1.3 mm. 2n = 52. [details]
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