سعادي أبيض وأسود

SPECIES

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

Native toAlaska, Alberta, Arizona, British Columbia, California, Colorado, Idaho, Montana, New Mexico, Northwest Territories, Utah, Washington

Observations recorded1,408

Plants densely cespitose. Culms 10–30 cm, distally finely scabrous. Leaves 2.5–5 mm wide. Inflorescences: proximal bracts shorter than or exceeding inflorescences; spikes contiguous, overlapping, erect, distinct, short-pendunculate, short-oblong or elongate, 8–20 × 4–7 mm; lateral 1–3 spikes pistillate pedunculate, of similar length; terminal spike gynecandrous. Pistillate scales light to dark brown with hyaline margins, broadly lanceolate or ovate, equaling perigynia, midvein same color as body, inconspicuous, raised, prominent, short-mucronate. Perigynia ascending, chestnut, veinless, ovate, 3–3.5 × 2–2.5 mm, apex abruptly beaked, papillose; beak 0.3–0.4 mm, entire or shallowly bidentate, smooth. Achenes nearly filling body of perigynia. 2n = 52, 54.

via GBIF · Kew POWO