not ventricose basally, 3-angled, 3-ribbed, 3-toothed, 5-toothed, or occasionally 6-toothed, without membranous or scarious margins; awns equal, sometimes
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homomallous, oblong-ovate, not plicate; base not decurrent; margins erect or occasionally reflexed proximally, entire or serrulate distally; apex abruptly acuminate
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base often broadened, elliptic, somewhat sheathing, proximal margins occasionally with distinct shoulders; distal margins plane to weakly incurved, distinctly
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serve to identify most specimens with a reasonable level of confidence. Occasional hybrids are to be expected. In addition to the species addressed here
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up to 1/2 or more height of plant; caudex stems absent or spreading, occasionally matted; aerial flowering-stems erect to spreading, stout to slender,
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33–72 cm. Leaves: sheath adaxially white-hyaline or brownish tinged, occasionally only in very narrow band extending 2.5 cm proximal to collar; summit
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Inflorescences terminal, linear spikes to panicles, usually drooping, occasionally erect, especially when young, with few axillary clusters, uninterrupted
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when dry, spreading when moist; ligulate to elliptic, adaxial surface occasionally grooved along costa, plane or broadly channeled across leaf. 1.5–2.5
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central strand present; axillary hairs to 16 cells long, basal-cell occasionally brown, other axillary hair cells hyaline. Leaves crowded in the stem
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to tomentose or floccose, sometimes less so adaxially, margins plane, occasionally brownish. Inflorescences capitate or rarely umbellate, 0.7–5 (–7) × 1
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hybridization between E. canadensis (p. 303) and E. hystrix (p. 316); occasional intermediates with both species exist (Campbell 2002). None. None. "decumbent"
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confirmed only for the Ozark region of Arkansas and southern Missouri. Occasional specimens from southern Appalachia may prove to belong here. Crataegus
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closely related to E. macgregorii (see previous) and E. virginicus, forming occasional hybrids with both (Campbell 2000). It is sometimes confused with E. villosus
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Rocky Mountains. Within some populations dominated by acaulescent forms, occasional short, caulescent individuals or even taller plants may occur. These approach
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few cases, appressed spikelets (Campbell 2002). Whether these represent occasional variation within the E. hystrix gene pool, or whether they are outlying
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jejunus, are rare, but, especially from Missouri to Wisconsin, there are occasional plants with 5-10 mm awns on a few lemmas, especially at the spike tips
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× 3.5–12 cm, thin, bases often cordate, margins doubly serrate, apex occasionally nearly lobed; surfaces abaxially usually pubescent, sometimes glandular
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Volume 27. Treatment on page 475. Plants fernlike, bluish gray-green, occasionally with a reddish purple tint, scattered, as clustered or tufted frondiform
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Leaf-blades linear or narrowly linear (occasionally linear-lanceolate or almost filiform), usually plane or occasionally folded (especially in dry plants),
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Capsules somewhat elongate. 2n = 14. Phenology: Flowering spring–winter, occasionally at other times. Habitat: Hammocks, sandy areas, roadsides, and similar
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