Plantae > Tracheophyta > Magnoliopsida > Malpighiales > Hypericaceae > Hypericum > Hypericum majus

Hypericum majus (greater Canadian St. John's-wort; large St. Johnswort; large St Johnswort)

Synonyms: Hypericum blackstonioides; Hypericum canadense var. majus (homotypic); Hypericum mutilum var. longifolium; Sarothra major (homotypic)

Attributes

Allergen Potential [1]  Medium-Low
Lifespan [2]  Annual
Structure [3]  Herb

Protected Areas

External References

USDA Plant Profile

NatureServe Explorer

Citations

Attributes / relations provided by
♦ 1Derived from Allergy-Free Gardening OPALS™, Thomas Leo Ogren (2000)
♦ 2USDA Plants Database, U. S. Department of Agriculture
♦ 3Kattge, J. et al. (2011b) TRY - a global database of plant traits Global Change Biology 17:2905-2935
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0