Carex macrochaeta

Carex macrochaeta C.A. Mey.:
China (Asia)
United States (North America)

Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.

B.C., Yukon; Alaska, Oreg., Wash.; coastal Asia.

Canada

Origin: Native

Regularity: Regularly occurring

Currently: Present

Confidence: Confident

United States

Origin: Unknown/Undetermined

Regularity: Regularly occurring

Currently: Unknown/Undetermined

Confidence: Confident

Culms aphyllopodic, without dead leaf remains at base, 20–70 cm. Leaf blades 2–5 mm wide, margins revolute, scabrous at tip. Inflorescences: proximal bracts 4–11 cm, shorter to longer than inflorescences; lateral spikes 10–30 × 6–8 mm, with 15–40 perigynia; terminal spikes 12–32 × 3–8 mm. Pistillate scales lanceolate, 3–7.5(–9) × 1.6–2.5 mm, narrower that, longer than perigynia, awn to 2–12 mm. Staminate scales oblong-obovate, 4.5–6 × 1.3–2.4 mm, apex bifid to emarginate, at least proximal scales with awn 2–6 mm. Anthers 3.3–5 mm. Perigynia 3.8–6.8 × 1.7–2.3 mm, apex tapering and rounded; beak 0.1–0.3 mm. 2n = 60.

Marshes, shores, and other wet open places; 0–1000m.

Fruiting summer.

The following is a representative barcode sequence, the centroid of all available sequences for this species.

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 4
Specimens with Barcodes: 7
Species With Barcodes: 1

Canada

Rounded National Status Rank: N5 - Secure

United States

Rounded National Status Rank: NNR - Unranked

Rounded Global Status Rank: G5 - Secure