Carex leptalea Wahlenb. - Slender Sedge


 

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Carex leptalea - (image 1 of 6)

 

Taxonomy

Family: Cyperaceae

 

Section Leptocephalae

Habitat

Bogs and calcareous fens, swamps, wet soil.

Associates

 

Distribution

Labrador to AK, south to FL, TX, and CA.

Morphology

Stems slender, to 60 cm, clustered on slender, branching rhizomes; leaves shorter than stems, more or less flat, to 1.2 mm wide; spikes 1 per stem, 0.5-1.5 cm long, terminal staminate part often short, rachilla lacking; pistillate scales obtuse to acute or short-awned, the lowest sometimes short-awned and exceeding its perigynium, otherwise shorter than the perigynia; perigynia not filled by the achene, 1-10, to 4.5 mm long, appressed-ascending, often remote, membranaceous, elliptic to lance-elliptic, often narrow and spongy at the base, beakless, with 2 marginal nerves and many finer nerves; achene trigonous, 1.3-1.8 mm long; stigmas 3.

Notes

Fruiting May to August

Wetland indicator: OBL

Also called Bristle-stalked Sedge.

References

Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. Second Ed.
The New York Botanical Garden. Bronx, NY

 

Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.

 


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Michael Hough 2010