Cynosurus echinatus

L.
Common names: Bristly dogtail
Treatment appears in FNA Volume 24. Treatment on page 687.
Please click on the illustration for a higher resolution version.
Illustrator: Sandy Long

Copyright: Utah State University

Plants annual; tufted. Culms 9-70 cm, clustered or solitary. Sheaths smooth, glabrous; ligules 2.5-5(10) mm, obtuse, entire; blades 3-13.5(23) cm long, 2.5-14 mm wide, scab¬rous. Panicles 1-4(8) cm long, 0.7-2 cm wide, ovoid to almost globose, unilateral. Spikelets 7-14 mm, subsessile or shortly pedicellate; pedicels to 1.6 mm. Sterile spikelets with 6-18 florets; glumes and lemmas similar, subulate to linear-lanceolate, glabrous, sometimes scabridulous, awned, awns to 8 mm. Fertile spikelets with 1-5 florets, glumes and lemmas dissimilar; glumes 5.5-12 mm long, 0.4-0.9 mm wide, narrowly lanceolate, laterally compressed, hyaline, glabrous, 1-veined, keeled, awned, awns 0.5-2.2 mm; rachilla internodes 0.9-1.3 mm; lemmas 4-7 mm, slightly dorsally compressed, chartaceous or coriaceous, not keeled, lower 1/2 smooth, glabrous, distal 1/2 villous or scabrous, apices hyaline, ciliolate, entire or bidentate, awned, awns 5-18(25) mm; anthers 1-4 mm. 2n = 14.

Distribution

Wash., B.C., W.Va., N.J., N.Mex., Tex., La., N.C., S.C., Tenn., N.Y., Pa., Va., Calif., Ala., Ark., Ga., Conn., Md., Okla., Ohio, Mo., Mich., Mont., Miss., Oreg.

Discussion

Cynosurus echinatus is native to southern Europe. It is now established in dry, open habitats in North America, South America, and Australia.

Selected References

None.

Lower Taxa

None.

... more about "Cynosurus echinatus"
Sandy Long +
Bristly dogtail +
Wash. +, B.C. +, W.Va. +, N.J. +, N.Mex. +, Tex. +, La. +, N.C. +, S.C. +, Tenn. +, N.Y. +, Pa. +, Va. +, Calif. +, Ala. +, Ark. +, Ga. +, Conn. +, Md. +, Okla. +, Ohio +, Mo. +, Mich. +, Mont. +, Miss. +  and Oreg. +
Gramineae +
Cynosurus echinatus +
Cynosurus +
species +