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

Triadenum fraseri (Spach) Gleason
Fraser's St. John's-wort (Fraser's marsh St. Johnswort)
Hypericaceae (Mangosteen family)
(Previously in Clusiaceae)

Introduction to Vascular Plants

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General:
Perennial herb from a taproot; stems erect, few branched, glabrous, 30-60 cm tall.

Leaves:
Stem leaves oblong to oblong egg-shaped, unstalked, heart-shaped at the base with rounded or notched tips, 3-6 cm long, 2-3 cm wide, glabrous with translucent glands below.

Flowers:
Inflorescence up to 5- to 50-flowered; petals purplish or flesh-coloured, 5-8 mm long; sepals elliptic or oblong, obtuse, 3-5 mm long; stamens in 3 groups of 3 alternating with 3 large, orange glands.

Fruits:
Membranous capsules, 7-12 mm long; seeds dark purplish, about 1 mm long, finely corrugated and pimply in lines.

Source: The Illustrated Flora of British Columbia

If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.

Illustration Source: The Illustrated Flora of British Columbia

Origin Status	Provincial Status	BC List (Red Blue List)	COSEWIC
Exotic	SNA	Exotic	Not Listed

BC Ministry of Environment: BC Species and Ecosystems Explorer.

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