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Flora of Scotts Creek Watershed

Side View Stalked Flower Leaf Closeup In Seed

Trillium ovatum - Wake-robin

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Family Name: Liliaceae

Common Names: Wake-robin, Pacific Trillium, Western Trillium, Western Wakerobin, Large White Trillium

Origin: Native to California

Habitat: Redwood and mixed evergreen forests. 10-2000 m.

Life Form and Duration: Perennial Herb, 10-70 cm

Comments on overall growth: Stems annual, growing from rhizomes. Generally single stems, older plants often with stems bunched together. Stem has leaves only growing in a whorl at tip, with solitary stalked flower arising from center.

Foliage Description: 3 sessile leaves attached to top of stem at same point, whorled, 5-20 cm long by 3-14 cm wide, ovate with pointed tip, green.

Flower Description: Single flower on stalk 2-8 cm long, held above leaves. 4-7.5 cm wide, 3 petaled. Petals ovate, wide spreading, larger than sepals, white becoming pink or reddish with age.

Flowering Season: February-June

Fruit Type: Berry

Fruit Description: Fruit yellowish green, ovoid, slightly winged, 10-25 mm long, opens 3-valved.