Equisetum variegatum subsp. alaskanum

(A. A. Eaton) Hultén

Acta Univ. Lund. 37(1): 59. 1941.

Endemic
Basionym: Equisetum variegatum var. alaskanum A.A. Eaton in Merriam, Harriman Alaska Exped. 5: 390. 1904
Treatment appears in FNA Volume 2.

Stems 26–55 cm; teeth all black or with obscure white margins, 8–14, incurved.


Phenology: Cones maturing in late summer, or cones overwintering and shedding spores in spring.
Habitat: Lakeshores, riverbanks, ditches, wet woods, tundra
Elevation: 0–1500 m

Distribution

V2 283-distribution-map.gif

B.C., Yukon, Alaska, Wash.

Discussion

Selected References

None.

Lower Taxa

None.
Richard L. Hauke +
(A. A. Eaton) Hultén +
Equisetum variegatum var. alaskanum +
B.C. +, Yukon +, Alaska +  and Wash. +
0–1500 m +
Lakeshores, riverbanks, ditches, wet woods, tundra +
Cones maturing in late summer, or cones overwintering and shedding spores in spring. +
Acta Univ. Lund. +
Equisetum variegatum subsp. alaskanum +
Equisetum variegatum +
subspecies +