Hypericum canadense Canada St. Johnswort Clusiaceae HYCA; Bx, vc; Q, j (Stalter and Lamont 2002); R, ah, gr, k;

   

Hypericum canadense.Janet Novak.www.ct-botanical-society.org

Hypericum canadense. © 2004 Janet Novak.www.ct-botanical-society.org (Accessed 4/2014).

Hypericum canadense is an annual, or perennial herb from short, leafy basal shoots, stems 10-60 cm tall. 

Leaves opposite, narrow, widest above middle, 1-4 cm long, 0.1-0.4 cm wide, speckled with minute, translucent glands (hold up to light), tip blunt, base tapered, 1-veined. 

Flowers yellow, 5-parted, small, petals 0.3 cm long, sepals 0.3-0.5 cm long, stamens 12-22, styles 3; inflorescence terminal, a flower between each pair of branches; blooms and fruits July-Sept. 

Fruit dark red-purple, 0.4-0.6 cm long, conical capsule with many small seeds. 

Wetland status: FACW. 

Frequency in NYC: Infrequent. 

Origin: Native. 

Hypericum canadense fruit. By Glen Mittelhauser. Copyright © 2016 Glen Mittelhauser.New England Wild Flower Society.gobotany.newenglandwild.org

Hypericum canadense fruit. By Glen Mittelhauser. Copyright © 2016 Glen Mittelhauser.New England Wild Flower Society.gobotany.newenglandwild.org

Habitat: Open, moist to wet soil, edges, marshes. 

Range: Nf to Quebec, south to GA and AL.