Burke: Stellaria obtusa vs. Stellaria humifusa

	Stellaria obtusa	Stellaria humifusa
	blunt-sepaled starwort	saltmarsh starwort
Habit		Glabrous, spreading perennial, the stems freely rooting, up to 2.5 dm. long.
Leaves		Leaves opposite, all cauline, sessile, somewhat fleshy, lanceolate and pointed to linear and blunt, 8-15 mm. long.
Flowers		Flowers axillary on stout pedicels 5-15 mm. long; sepals 5, lanceolate, 3.5-5 mm. long; petals 5, white, slightly longer than the sepals.
Fruits		Capsule ovoid, equal to the sepals.

	Stellaria obtusa	Stellaria humifusa
Flowering time	June-July	June-August
Habitat	Moist forest and riparian zone understory, talus slopes, from low to moderate elevations.	Salt marshes.
Distribution	Occurring on both sides of the Cascades in Washington; British Columbia to California, east to the Rocky Mountains. [WildflowerSearch map] [BONAP county map]	Occurring west of the Cascades crest along the coast in Washington; Alaska to Oregon, east across Canada to the Atlantic coast; circumboreal. [WildflowerSearch map] [BONAP county map]
Origin	Native	Native
Conservation status	Not of concern	Review Group 1 in Washington (WANHP)
Sibling taxa	S. alsine, S. borealis, S. calycantha, S. crispa, S. graminea, S. humifusa, S. longifolia, S. longipes, S. media, S. neglecta, S. nitens, S. pallida, S. umbellata	S. alsine, S. borealis, S. calycantha, S. crispa, S. graminea, S. longifolia, S. longipes, S. media, S. neglecta, S. nitens, S. obtusa, S. pallida, S. umbellata
Web links	Local floras: BC, CA, OR, WA Local Web sites: CalFlora, CalPhotos, Flora NW, PNW Herbaria WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search	Local floras: BC, OR, WA Local Web sites: Flora NW, PNW Herbaria WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search