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Parapholis incurva (L.) C.E. Hubbard  
Family: Poaceae
Curved Sickle Grass, more...Curved Sicklegrass, Sicklegrass
[Aegilops incurvata L., moreAgrostis incurvata (L.) Scop., Lepturus filiformis var. incurvatus (L.) Hook. f., Lepturus incurvatus , Lepturus incurvatus var. longiflorus Grossh., Lepturus incurvus (L.) Druce, Ophiuros incurvatus (L.) P. Beauv., Pholiurus incurvatus (L.) Hitchc., Rottboellia incurva (L.) Roem. & Schult., Rottboellia incurvata (L.) L. f.]
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  • FNA
  • Gleason & Cronquist
  • Resources
Thomas Worley. Flora of North America

Culms 2-35 cm, erect to decumbent, smooth, glabrous, branching at any node. Sheaths of upper leaves strongly inflated, margins expanded, enclosing the lowest spikelets; ligules to 1.5 mm; blades to 1-3(10) cm long, 1-3 mm wide, adaxial surfaces scabrid. Spikes 1-15 cm, solitary, curved and twisted, rigid, with 2-20 spikelets. Spikelets 4.5-7.5 mm, generally slightly longer than the internodes, more or less cleistogamous. Glumes lanceolate, acuminate, keels rarely slightly winged; anthers 0.5-1.3 mm. 2n = 32, 36, 38, 42.

Parapholis incurva is established at various locations on the coasts of the contiguous United States. It grows in both poorly drained and well drained disturbed soils at and above the high tide mark. It tends to grow in more saline soils, and at lower elevations with respect to the tide, than P. strigosa.

Vascular plants of NE US and adjacent Canada
Densely tufted, the culms 5-25 cm, upcurved from a decumbent base; blades 1-5 cm; ligule to 1 mm; spike elongate, curved, to 10 cm, 2 mm thick, with 10-20 spikelets, the base included in the upper sheath; glumes 4.5-7 mm, in the uppermost spikelet opposite; anthers 0.5-0.9 mm; cleistogamous; 2n=28. Muddy seashores and marshes; native of Europe, intr. in our range along the coast from N.J. to N.C. (Pholiurus i.)

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

©The New York Botanical Garden. All rights reserved. Used by permission.
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Development supported by National Science Foundation Grants (DBI 9983132, BRC 0237418, DBI 0743827, DBI 0847966)
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