keys to the vascular plants of east texas - Botanical Research ...

530 CYPERACEAE/CAREX
Carex blanda Dewey, (mild), CHARMING CARIC SEDGE, EASTERN WOODLAND CARIC SEDGE. Dry to
mesic woods, bottomlands, slopes, forest edges, and meadows, mostly sciophytic; throughout
East TX; also in the Cross Timber and Prairies, Edwards Plateau, and the n half of the Gulf Prairies
and Marshes; se Canada (Ont.) and e 2/3 of the U.S. Fruiting Apr–May(–Jun). Section
Laxiflorae
Carex brevior (Dewey) Mack. ex Lunell, (short), SHORT CARIC SEDGE, SHORT-BEAK CARIC SEDGE. A
facultative heliophyte found in submesic to mesic open meadows, prairies, and roadsides,
avoiding acidic soils; throughout East TX except the sw part; also e Cross Timbers and Prairies,
ne Gulf Prairies and Marshes, and Hemphill Co. in the n Rolling Plains; s Canada and nearly
throughout the U.S. Palatability is rated as medium for all livestock throughout the summer,
but the species is usually not sufficiently plentiful to be of much importance (Hermann 1970).
Fruiting late Apr–Jun. Section Ovales
Carex bromoides Schkuhr ex Willd., (brome-like), BROMUS-LIKE CARIC SEDGE, BROME-LIKE CARIC
SEDGE. A facultative sciophyte in low, wet, deciduous woods, swamps, and rarely along marsh
edges and wet meadows; Jasper, Newton, San Augustine, and Tyler cos. in the se Pineywoods; se
Canada and e U.S. w to MN and TX. Fruiting Apr–May. This species was first reported for TX by
Bridges and Orzell (1989); the TX locations are the westernmost known in the U.S. (Bridges &
Orzell 1989). Section Deweyanae
Carex bulbostylis Mack., (bulb-styled), GLOBOSE CARIC SEDGE, FALSE HAIR CARIC SEDGE. A facultative
sciophyte of variable habitats in mesic deciduous forests, flood plains, and adjacent slopes,
usually in neutral soils or slightly acidic or slightly alkaline loams, sandy loams, sandy clay
loams, or clay loams; widespread in East TX; also Cross Timbers and Prairies, Edwards Plateau,
and Gulf Prairies and Marshes from the Coastal Bend area northeastward; AR, LA, MS, OK, TN,
and TX. Fruiting Mar–May. [C. amphibola Steud. var. globosa (L.H. Bailey) L.H. Bailey] Section
Griseae
Carex bushii Mack., (for its discoverer, Benjamin Franklin Bush, 1858–1937, postmaster in MO
and amateur botanist), BENJAMIN BUSH’S CARIC SEDGE. Obligate to facultative heliophyte in open
mesic to submesic prairies, open roadsides, and forest edges with sandy soils; throughout most
of East TX except for the sw part; also e edge of the Cross Timbers and Prairies and ne part of
the Gulf Prairies and Marshes; e U.S. w to NE and TX. Fruiting Mar–Jun. [C. caroliniana
Schwein. var. cuspidata (Dewey) Shinners] Section Porocystis
Carex caroliniana Schwein., (of Carolina), CAROLINA CARIC SEDGE. A facultative sciophyte in low
deciduous woods, usually on lower slopes and in bottoms, near wooded streams, on sandy soils;
frequent in the right habitat in the Pineywoods, the Post Oak Savannah, e part of the Red River
drainage, and e part of the Blackland Prairie; also in the Gulf Prairies and Marshes from the
Coastal Bend area northeastward; scattered in the e U.S. w to KS and TX. Fruiting Apr–May.
Section Porocystis
Carex cephalophora Muhl. ex Willd., (head-bearing), HEAD-BEARING CARIC SEDGE, OVAL-LEAF
CARIC SEDGE. A facultative sciophyte, primarily on Alfisols with sandy or sandy loam soils,
slopes in mesic to submesic hardwood forests, mixed hardwood-pine forest, or occasionally at
wetter sites on Entisols along river courses, etc., occasionally remaining as remnants in openings,
pastures, or roadsides; a widespread but infrequent species from the e edge of the Post Oak
Savannah throughout the Pineywoods, with a historical record from Dallas Co.; also in the ne
part of the Gulf Prairies and Marshes; se Canada and e U.S. w to NE and TX. Fruiting (late Mar–)
late Apr–late Jul(–early Oct). Section Phaestoglochin
Carex cherokeensis Schwein., (for Cherokee Co., TX, from which the type specimen was collected),
CHEROKEE CARIC SEDGE, WOLF-TAIL SEDGE. A strongly rhizomatous facultative heliophyte but