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

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

Introduction to Vascular Plants

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

E-Flora BC Static Map
Distribution of Hypericum maculatum subsp. obtusiusculum
Click here to view our interactive map and legend
Details about map content are available here
Click on the map dots to view record details.

Species Information

Click on the image below to view an expanded illustration for this species.



General:
Perennial herb from a rhizome; stems erect, branched, quadrangular, glabrous, 15-100 cm tall.
Leaves:
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.
Flowers:
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.
Fruits:
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

Climate

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