Najas guadalupensis subsp. guadalupensis

Treatment appears in FNA Volume 22.
Revision as of 21:00, 16 December 2019 by FNA>Volume Importer

Stems 11–75 cm × 0.1–0.8 mm. Leaves 0.3–2.8 mm; sheath 1–1.9 mm wide, apex rounded; blade 0.2–1.8 mm wide, teeth 50–100 per side, invisible to unaided eye, apex acute to mucronate. Flowers 1–3 per axil. Staminate flowers 1.5–2.5 mm; anther 4-loculed. Pistillate flowers 1.5–2 mm. Seeds 1.2–2.5 × 0.4–0.6 mm; aeroleareoles of testa in 20 longitudinal rows. 2n = 24.


Phenology: Flowering early summer–fall.
Habitat: Lakes, rivers, and canals
Elevation: 0–1500 m

Distribution

V22 561-distribution-map.jpg

Alta., Ont. Que., Ala., Ariz., Ark., Calif., Colo., Conn., Del., D.C., Fla., Ga., Ill., Ind., Iowa, Kans., Ky., La., Maine, Md., Mass., Mich., Minn., Miss., Mo., Mont., Nebr., Nev., N.H., N.J., N.Y., N.C., Ohio, Okla., Oreg., Pa., R.I., S.C., S.Dak., Tenn., Tex., Utah, Vt., Va., Wash., W.Va., Wis., Mexico, West Indies, Central America, South America.

Discussion

Selected References

None.

Lower Taxa

None.
Robert R. Haynes +
(Sprengel) Magnus +
Caulinia guadalupensis +
Alta. +, Ont. Que. +, Ala. +, Ariz. +, Ark. +, Calif. +, Colo. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, La. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Miss. +, Mo. +, Mont. +, Nebr. +, Nev. +, N.H. +, N.J. +, N.Y. +, N.C. +, Ohio +, Okla. +, Oreg. +, Pa. +, R.I. +, S.C. +, S.Dak. +, Tenn. +, Tex. +, Utah +, Vt. +, Va. +, Wash. +, W.Va. +, Wis. +, Mexico +, West Indies +, Central America +  and South America. +
0–1500 m +
Lakes, rivers, and canals +
Flowering early summer–fall. +
Beitrage zur Kenntniss der Gattung Najas +
Najas guadalupensis subsp. guadalupensis +
Najas guadalupensis +
subspecies +