Panicum lancearium Trin.
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Poaceae
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Scientific Name
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Description
Species Description - Much like no. 23 [Panicum columbianum Scribn.], and likewise with bistratal pubescence, but often only sparsely hairy or in part glabrous; blades ciliate at least toward the base, those of the midstem often over 6 cm; primary panicles avg larger, often over 6 cm; spikelets finely hairy to subglabrous, 1.9–2.5 mm, the first glume nearly or quite half as long, obtuse to truncate; autumnal phase copiously branched from the lower and middle nodes, forming dense mats, the blades crowded, much reduced, involute, the panicles reduced and concealed among the lvs; 2n=18. Pine woods; coastal plain from se. Va. to Fla., Miss., and Cuba. (P. nashianum; P. patulum, the form with hairy lvs; Dichanthelium sabulorum var. patulum) Perhaps properly to be subordinated to P. portoricense Desv. ex Ham. along with no. 23.