E-Flora BC: Electronic Atlas of the Flora of British Columbia

Hypericum maculatum subsp. obtusiusculum Crantz
spotted St. John's-wort

Introduction to Vascular Plants

© Angela Manweiler  Email the photographer   (Photo ID #46977)

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Distribution of Hypericum maculatum subsp. obtusiusculum
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Species Information

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Perennial herb from a rhizome; stems erect, branched, quadrangular, glabrous, 15-100 cm tall.
Stem leaves elliptic, unstalked, obtuse, glabrous with a few scattered glands and black marginal dots, 1.5-4.0 cm long, 1.0-2.5 cm wide.
Inflorescence 20-60 flowered; petals golden yellow, with elongated black dots and streaks, up to 12 mm long; sepals rounded, about 5 mm long; stamens in 3 bundles; styles 3.
Membranous capsules, up to 8 mm long; seeds brownish, about 1 mm long, net-veined.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist waste places, ditches and forest margins in the lowland zone; infrequent in WC (Prince Rupert) and SW BC (Pemberton and the lower Fraser Valley); introduced from Europe.

Source: The Illustrated Flora of British Columbia


The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References