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Heracleum maximum

Family: apiaceae
Common name(s): Cow Parsnip
Hardiness ratings: USDA zone 3~4b - 9~10

General resources

• Wikipedia. Online encyclopedia entry (if defined).
• Google images. Web search for photographs.
• The Plant List. Taxonomical lookup
• Catalogue of Life. Taxonomical lookup

Links for Heracleum maximum

• Connecticut Botanical Society - Wildflower profile. (2 photos)
• Dave's Garden PlantFiles - Profile page with horticultural basics, and member-contributed photos and comments. (zone 3-9) (19 photos)
• Denver Botanic Gardens - Description, native range, and cultural requirements. (zone 3) (2 photos)
• Illinois Wildflowers - Informative illustrated page with description and cultivation details, also covering range and faunal associations. (4 photos)
• Lady Bird Johnson Wildflower Center - Plant description and characteristics with notes on distribution, culture, and propagation. (31 photos)
• North Carolina State University factsheet - Plant profile with horticultural details and comments (zone 4b-10a) (9 photos)
• Southwest Colorado Wildflowers - Photos and botanical information about the species/genus. (14 photos)
• Turner Photographics - Profile of wildflower of the US Pacific Northwest, with botanical description, habitat and distribution, and photo gallery.
• Washington Native Plant Society - Photo and brief description. (1 photo)