Kalm's St Johnswort
Hypericum kalmianum

French names: Millepertuis de Kalm

Family: St. Johnswort Family (Hypericaceae)

Group: St. Johnsworts

Distinctive features: Shrub

Flowers: Summer;  Yellow;  5 parts (petals)

Leaves: Opposite/Whorled, Simple, Entire

Height: 1 m (3 ft)

Habitat: Fields and Open Areas, Wet Areas

Grows in Sun/Shade: Sun

Books: Newcomb's Wildflower Guide: 294    Shrubs of Ontario: 323   

Native/Non-native: Native

For more information visit: Ontario Trees and Shrubs

Photographs: 102 photographs available, of which 1 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS.

Range Map is at the bottom of the page
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Kalm's St Johnswort (Hypericum kalmianum)
Photograph by Graham Buck
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Range map for Kalm's St Johnswort (Hypericum kalmianum)

PLEASE NOTE: A coloured Province or State means this species occurs somewhere in that Province/State.
The entire Province/State is coloured, regardless of where in that Province/State it occurs.

(Range map provided courtesy of the USDA website and is displayed here in accordance with their Policies)

 

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