OregonFlora: Marah oregana

	Marah oregana
	Oregon bigroot
Stems	1–10 m.
Leaves	8–15 × 8–15 cm.
Flowers	corollas 5–8-lobed, 3–15 mm wide, white.
Fruits	3–8 cm.
Seeds	rounded, 15–25 mm; smooth.
2n	=32.

	Marah oregana
Distribution	[WildflowerSearch map]
Discussion	Shrubby open areas, fields, meadows, rocky slopes, edges of forests. Flowering Mar–Jul. 0–1900 m. BW, Casc, Col, CR, ECas, Est, Sisk, WV. CA, WA; north to British Columbia. Native.
Source	Flora of Oregon, volume 2, page 607 Stephen Meyers
Sibling taxa	M. fabacea, M. watsonii
Web links	Local floras: BC, CA, OR, WA Local Web sites: CalFlora, CalPhotos, Flora NW, PNW Herbaria WildflowerSearch iNaturalist (observations) LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search

Marah oregana

Oregon bigroot

Stems

1–10 m.

Leaves

8–15 × 8–15 cm.

Flowers

corollas 5–8-lobed, 3–15 mm wide, white.

Fruits

3–8 cm.

Seeds

rounded, 15–25 mm; smooth.

=32.

Marah oregana

Distribution

[WildflowerSearch map]

Discussion

Shrubby open areas, fields, meadows, rocky slopes, edges of forests. Flowering Mar–Jul. 0–1900 m. BW, Casc, Col, CR, ECas, Est, Sisk, WV. CA, WA; north to British Columbia. Native.

Source

Flora of Oregon, volume 2, page 607
Stephen Meyers

Sibling taxa

M. fabacea, M. watsonii

Web links