Burke: Silene suksdorfii vs. Silene oregana

	Silene suksdorfii	Silene oregana
	Cascade catchfly, Suksdorf's catchfly	Oregon catchfly
Habit	Tufted perennial from a branched crown, the numerous, unbranched, erect stems up to 15 cm. tall, finely pubescent and glandular above.
Leaves	Basal leaves many, linear to linear-lanceolate, 1-2 cm. long and 1.5-2 mm. broad, sessile; cauline leaves similar, usually only 1 or 2 pairs.
Flowers	Flowers few, perfect; calyx 5-lobed, tubular, 10-12 mm. long, with 10 prominent, purple nerves; petals 5, white to greenish or lavender, the claw 8-13 mm. long, the blade 3-5 mm. long, bi-lobed less than half its length, usually with small, lateral teeth; appendages 2, 2.5-3.5 mm. long, hairy; stamens 10; styles usually 3.
Fruits	Capsule 1-celled.

	Silene suksdorfii	Silene oregana
Flowering time	June-August	June-August
Habitat	Alpine and subalpine slopes, often on talus.	Forest openings and meadows from middle elevation to subalpine.
Distribution	Occurring on both sides of the Cascades crest in Washington; northern Washington to California. [WildflowerSearch map] [BONAP county map]	Occurring chiefly east of the Cascades crest in Washington; Washington to California, east to the Rocky Mountains of Montana and Wyoming, and to northeastern Nevada. [WildflowerSearch map] [BONAP county map]
Origin	Native	Native
Conservation status	Not of concern	Not of concern
Sibling taxa	S. acaulis, S. antirrhina, S. bernardina, S. conoidea, S. csereii, S. dichotoma, S. dioica, S. douglasii, S. gallica, S. latifolia, S. menziesii, S. noctiflora, S. oregana, S. paradoxa, S. parryi, S. scouleri, S. seelyi, S. spaldingii, S. vulgaris	S. acaulis, S. antirrhina, S. bernardina, S. conoidea, S. csereii, S. dichotoma, S. dioica, S. douglasii, S. gallica, S. latifolia, S. menziesii, S. noctiflora, S. paradoxa, S. parryi, S. scouleri, S. seelyi, S. spaldingii, S. suksdorfii, S. vulgaris
Web links	Local floras: 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: CA, OR, WA Local Web sites: CalFlora, CalPhotos, Flora NW, PNW Herbaria, Turner Photog. WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search

Silene suksdorfii

Silene oregana

Cascade catchfly, Suksdorf's catchfly

Oregon catchfly

Habit

Tufted perennial from a branched crown, the numerous, unbranched, erect stems up to 15 cm. tall, finely pubescent and glandular above.

Leaves

Basal leaves many, linear to linear-lanceolate, 1-2 cm. long and 1.5-2 mm. broad, sessile;

cauline leaves similar, usually only 1 or 2 pairs.

Flowers

Flowers few, perfect;

calyx 5-lobed, tubular, 10-12 mm. long, with 10 prominent, purple nerves;

petals 5, white to greenish or lavender, the claw 8-13 mm. long, the blade 3-5 mm. long, bi-lobed less than half its length, usually with small, lateral teeth; appendages 2, 2.5-3.5 mm. long, hairy;

stamens 10;

styles usually 3.

Fruits

Capsule 1-celled.

Silene suksdorfii

Silene oregana

Flowering time

June-August

Habitat

Alpine and subalpine slopes, often on talus.

Forest openings and meadows from middle elevation to subalpine.

Distribution

Occurring on both sides of the Cascades crest in Washington; northern Washington to California.

[WildflowerSearch map]

[BONAP county map]

Occurring chiefly east of the Cascades crest in Washington; Washington to California, east to the Rocky Mountains of Montana and Wyoming, and to northeastern Nevada.

[WildflowerSearch map]

[BONAP county map]

Origin

Native

Conservation status

Not of concern

Sibling taxa