Echinochloa muricata var. microstachya

Wiegand
Common names: Echinochloa piquant
Endemic
Synonyms: Echinochloa wiegandii Echinochloa pungens var. wiegandii Echinochloa pungens var. microstachya Echinochloa muricata var. wiegandii Echinochloa microstachya
Treatment appears in FNA Volume 25. Treatment on page 396.

Spikelets 2.5-3.8 mm. Lower glumes 0.9-1.6 mm; upper glumes 2.8-3.8 mm; lower lemmas unawned or awned, awns to 10 mm; anthers 0.4-0.7 mm.

Distribution

Conn., N.J., N.Y., Wash., Va., Wis., W.Va., Wyo., N.H., N.Mex., Tex., La., Tenn., R.I., Nev., Maine, Colo., Man., N.S., Ont., Que., Sask., Calif., Ark., Iowa, Kans., N.Dak., Nebr., Okla., S.Dak., Vt., Ill., Ariz., D.C., Del., Ga., Idaho, Ala., Fla., Ind., N.C., Ohio, Pa., S.C., Md., Mass., Utah, Virgin Islands, Mo., Minn., Mich., Mont., Miss., Ky., Oreg.

Discussion

Echinochloa muricata var. microstachya is the common variety in the western part of North America, extending east to the Missouri River and the Texas panhandle.

Selected References

None.

Lower Taxa

None.
P.W. Michael +
Wiegand +
Echinochloa piquant +
Conn. +, N.J. +, N.Y. +, Wash. +, Va. +, Wis. +, W.Va. +, Wyo. +, N.H. +, N.Mex. +, Tex. +, La. +, Tenn. +, R.I. +, Nev. +, Maine +, Colo. +, Man. +, N.S. +, Ont. +, Que. +, Sask. +, Calif. +, Ark. +, Iowa +, Kans. +, N.Dak. +, Nebr. +, Okla. +, S.Dak. +, Vt. +, Ill. +, Ariz. +, D.C. +, Del. +, Ga. +, Idaho +, Ala. +, Fla. +, Ind. +, N.C. +, Ohio +, Pa. +, S.C. +, Md. +, Mass. +, Utah +, Virgin Islands +, Mo. +, Minn. +, Mich. +, Mont. +, Miss. +, Ky. +  and Oreg. +
Echinochloa wiegandii +, Echinochloa pungens var. wiegandii +, Echinochloa pungens var. microstachya +, Echinochloa muricata var. wiegandii +  and Echinochloa microstachya +
Echinochloa muricata var. microstachya +
Echinochloa muricata +
variety +