''Carex muehlenbergii'' is a species of flowering plant, it is a type of
sedge. It is a grass-like plant in the family Cyperaceae. Its common names include sand sedge, Muhlenberg's sedge.
Description
''Carex muehlenbergii'' is a perennial monocot growing 20–90 cm tall. Plants form tufts of foliage arising from a short, dark, woody rhizome.
[Robert H. Mohlenbrock. ]
Sedges: Carex
'. SIU Press; 21 April 2011. . p. 339–. The
Inflorescences have 3–10 flower spikes,
is green or yellow or brown in color.
Distribution and habitat
''Carex muehlenbergii'' lives in dray sandy fields, on dunes, banks, and at the edges of oak and aspen forests,
Field Manual of Michigan Flora
'. University of Michigan Press; 8 February 2012. . p. 121–. it also found in dry woods and on sand prairies.
[Robert H. Mohlenbrock. ]
Vascular Flora of Illinois: A Field Guide, Fourth Edition
'. Southern Illinois University Press; 6 December 2013. . p. 400–.
It is listed as a
threatened species in the US states of
Maine and
Vermont.
There are two varieties in North America:
* ''Carex muehlenbergii'' var. ''enervis''
Boott
**Which is different than the other variety by having smaller
carpellate scales and smaller
perigynia
In botany, a perigynium (plural: perigynia), also referred to as a utricle, typically refers to a sac that surrounds the achene of plants in the genus ''Carex'' (Cyperaceae). The perigynium is a modified prophyll, tissue of leaf origin, that enclos ...
, it also lacks veins on the adaxial side of the perigynium.
[Arthur Haines. ]
New England Wild Flower Society's Flora Novae Angliae: A Manual for the Identification of Native and Naturalized Higher Vascular Plants of New England
'. Yale University Press; 8 November 2011. . p. 142–.
* ''Carex muehlenbergii'' var. ''muehlenbergii''
References
muehlenbergii
{{Carex-stub