Carex occidentalis

SPECIES

1. KingdomPlantae
2. PhylumTracheophyta
3. ClassLiliopsida
4. OrderPoales
5. FamilyCyperaceae

Native toArizona, California, Colorado, Mexico Northeast, Montana, Nevada, New Mexico, North Dakota, South Dakota, Texas, Utah, Wyoming

Observations recorded2,519

Plants without conspicuous rhizomes. Culms 25–90 cm, 1.6–2 mm wide basally, 0.6–0.7 mm wide distally. Leaves: sheaths tight, green, fronts hyaline; ligules less than 2 mm, as long as wide; widest leaf blades 1.5–2.5(–3) mm wide. Inflorescences with 4–10 spikes, 1.5–3.5 cm × 6–10 mm; proximal internodes as long as to slightly longer than proximal spikes, rarely 2 times as long; proximal bracts to 3 cm; spikes with 3–10 ascending to spreading perigynia. Pistillate scales brown with green, 3-veined center, ovate, 3.4–4 × 1.6–2 mm, body wider than and as long as perigynium, apex acuminate to short-awned, awn less than 1 mm. Anthers 2.5 mm. Perigynia brown, sometimes with green margins, faces obscurely veined, 2.5–4.5 × 1.5–1.9 mm, base of body somewhat spongy, margins serrulate distally; beak 0.6–1.3 mm, apical teeth 0.2–0.3 mm. Stigmas straight, 0.07 mm wide. Achenes elliptic-circular, 1.9–2 × 1.5–1.6 mm.

via GBIF · Kew POWO

🔬Museum specimens

Specimen records

2,480

With media

2,088

Family

Cyperaceae

Collections

UNIVERSITY OF ALBERTA MUSEUMS, UTEP, CAS

Recorded in

United States, Mexico

Wikidata facts

Instance of

taxon

Parent taxon

Carex

Image

Carexoccidentalis.jpg

via Wikidata · CC0