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Cyperaceae taxon details

Carex canoi Jim.Mejías & Escudero,

1845421  (urn:lsid:marinespecies.org:taxname:1845421)

accepted
Species
marine, brackish, terrestrial
Not documented
Holotype  UPOS  
Holotype UPOS [details]
Description Culms 30–55 cm × 1–2 mm, reddish-brown. Basal sheaths cinnamon colored. Leaves 25–40 cm × 5.1–8.0 mm largest...  
Description Culms 30–55 cm × 1–2 mm, reddish-brown. Basal sheaths cinnamon colored. Leaves 25–40 cm × 5.1–8.0 mm largest ones, slightly shorter than the culms, oldest ones orangey-brownish at the base. Inflorescence panicle, 4.0–6.5(10.0) cm long, with 20–45 androgynous spikes, spreading or dropping. Proximal-most bract 5.5–12.3 cm × 2–3 mm, longer than the inflorescence. Spikes 2.0–3.5 cm × 2.7–5.4 mm, linear to oblong, densely flowered, the distal 1/5 staminate, 1–2-branched, with about 140–170 female flowers, peduncles smooth, mostly shorter than the spikes. Pistillate glumes 2.6–3.7(4.2) × 1.0–1.6 mm, ovate to lanceolate, acute, muticuous, purplish-black with a light-yellow middle longitudinal strip, hyaline margins extremely narrow or absent, when present it is only on the distal half of the glume. Stigmas 2. Utricles 2.4–2.9(3.4) × 0.8–1.2 mm, elliptic, densely ciliolate on its upper third, green-brownish, nerveless, constricted at the apex into a 0.3–0.4 mm long straight beak, ciliolate, truncate or shortly bifid. Nutlets 1.4–1.7 × 0.7–0.9 mm, widely elliptic, at the base; style strongly lignified, leaving a cylindrical, 0.2 mm long remnant at the apex of the nutlet. [details]

Distribution So far only known from the Central Andes at Peru, in the northern provinces of Cajamarca, Bolívar and La Libertad, south...  
Distribution So far only known from the Central Andes at Peru, in the northern provinces of Cajamarca, Bolívar and La Libertad, south from the Huancabamba depression. [details]

Etymology The epithet canoi honors to the Dr. Asunción Cano Echevarría, botanist and professor at Universidad Nacional Mayor de San...  
Etymology The epithet canoi honors to the Dr. Asunción Cano Echevarría, botanist and professor at Universidad Nacional Mayor de San Marcos (Lima, Peru). [details]
Cyperaceae Working Group. (2025). [see How to cite]. Global Cyperaceae Database. Carex canoi Jim.Mejías & Escudero,. Accessed at: https://cyperaceae.org/aphia.php?p=taxdetails&id=1845421 on 2026-01-13
Date
action
by
2025-11-04 13:42:06Z
created

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Not documented
 
 Present  Inaccurate  Introduced: alien  Containing type locality 
   

Holotype UPOS [details]
From editor or global species database
Description Culms 30–55 cm × 1–2 mm, reddish-brown. Basal sheaths cinnamon colored. Leaves 25–40 cm × 5.1–8.0 mm largest ones, slightly shorter than the culms, oldest ones orangey-brownish at the base. Inflorescence panicle, 4.0–6.5(10.0) cm long, with 20–45 androgynous spikes, spreading or dropping. Proximal-most bract 5.5–12.3 cm × 2–3 mm, longer than the inflorescence. Spikes 2.0–3.5 cm × 2.7–5.4 mm, linear to oblong, densely flowered, the distal 1/5 staminate, 1–2-branched, with about 140–170 female flowers, peduncles smooth, mostly shorter than the spikes. Pistillate glumes 2.6–3.7(4.2) × 1.0–1.6 mm, ovate to lanceolate, acute, muticuous, purplish-black with a light-yellow middle longitudinal strip, hyaline margins extremely narrow or absent, when present it is only on the distal half of the glume. Stigmas 2. Utricles 2.4–2.9(3.4) × 0.8–1.2 mm, elliptic, densely ciliolate on its upper third, green-brownish, nerveless, constricted at the apex into a 0.3–0.4 mm long straight beak, ciliolate, truncate or shortly bifid. Nutlets 1.4–1.7 × 0.7–0.9 mm, widely elliptic, at the base; style strongly lignified, leaving a cylindrical, 0.2 mm long remnant at the apex of the nutlet. [details]

Distribution So far only known from the Central Andes at Peru, in the northern provinces of Cajamarca, Bolívar and La Libertad, south from the Huancabamba depression. [details]

Etymology The epithet canoi honors to the Dr. Asunción Cano Echevarría, botanist and professor at Universidad Nacional Mayor de San Marcos (Lima, Peru). [details]

Habitat Páramo and jalca high altitude grasslands and meadows, on wet soils, above 3200 m. [details]