Carex latebracteata

Waterfall

Rhodora 56: 23. 1954.

Treatment appears in FNA Volume 23. Treatment on page 563. Mentioned on page 558, 560.

Culms 17–31 cm. Leaves: basal sheaths pale brown to orange-brown; blades pale green, conspicuously glaucous, widest leaves (4.1–)6–15 mm wide, equaling stems, coriaceous, margins hyaline, white, scabrous. Terminal spikes with staminate portion 2–5-flowered, 3.2–4 × 1.1–2.8 mm; pistillate portion 3–14-flowered. Lateral spikes 0. Pistillate scales green; proximal scales with apex acuminate; distal scales ovate, apex obtuse. Staminate scales green, ovate, 2.5–3.4 × 0.9–1.5 mm, margins connate at base, enfolding scales above, hyaline, white, apex obtuse. Anthers 1.6–2.2 mm. Perigynia tightly enveloping achenes, pale green, ellipsoid, 6.7–7.9 × 2–2.7 mm, apex abruptly contracted into beak; beak 2.7–4 mm, smooth. Achenes brown, obovoid to obpyriform, 2.8–3 × 2–2.5 mm. Stigmas clavate, convolute, minutely papillose. 2n = 98.


Phenology: Fruiting spring (late Apr–late May).
Habitat: Steep, shaded slopes in rich, mesic to dry-mesic hardwood forests

Discussion

Carex latebracteata is endemic to the Ouachita Mountains of Arkansas and Oklahoma.

Selected References

None.

Lower Taxa

None.
... more about "Carex latebracteata"
William J. Crins +, Robert F. C. Naczi +, A. A. Reznicek +  and Bruce A. Ford +
Waterfall +
Ark. +  and Okla. +
Steep, shaded slopes in rich, mesic to dry-mesic hardwood forests +
Fruiting spring (late Apr–late May). +
Carex latebracteata +
Carex sect. Phyllostachyae +
species +