Hypericum ascyron

Linnaeus

Sp. Pl. 2: 783. 1753.

Common names: Great or giant St. John’s wort
Illustrated
Treatment appears in FNA Volume 6. Treatment on page 97.

Distribution

V6 168-distribution-map.jpg

Ont., Que., Conn., Ill., Ind., Iowa, Kans., Mass., Md., Mich., Minn., Mo., N.Y., Ohio, Pa., Vt., Wis., Asia (e China, Japan, Korea, Siberia).

Discussion

Subspecies 3 (1 in the flora).

Selected References

None.

... more about "Hypericum ascyron"
Norman K. B. Robson +
Linnaeus +
Undefined sect. Roscyna +
Great or giant St. John’s wort +
Ont. +, Que. +, Conn. +, Ill. +, Ind. +, Iowa +, Kans. +, Mass. +, Md. +, Mich. +, Minn. +, Mo. +, N.Y. +, Ohio +, Pa. +, Vt. +, Wis. +, Asia (e China +, Japan +, Korea +  and Siberia). +
Illustrated +
Ascyrum +, Crookea +, Sanidophyllum +  and Sarothra +
Hypericum ascyron +
Hypericum sect. Roscyna +
species +