Burke: Packera breweri vs. Packera macounii

	Packera breweri	Packera macounii
		Puget butterweed, long-rayed groundsel, Macoun's groundsel, Siskiyou Mountain ragwort
Habit		Several-stemmed, robust perennial from a taproot, 2-7 dm. tall, thinly white-woolly throughout.
Leaves		Basal leaves more or less tufted, narrowly oblanceolate, the blade 1-5 cm. long and 3-7 mm. wide, entire to sub-pinnately lobed, petiolate; other leaves few, stongly reduced upward, becoming bract-like.
Flowers		Heads several in an open, somewhat flat-topped inflorescence; involucre 6-10 mm. high; rays 6-13 mm. long, yellow.
Fruits		Achene

	Packera breweri	Packera macounii
Flowering time		May-July
Habitat		Open woods and dry, open places at low elevations.
Distribution	[WildflowerSearch map] [BONAP county map]	Occurring west of the Cascades crest in Washington; British Columbia to California. [WildflowerSearch map] [BONAP county map]
Origin		Native
Conservation status		Threatened in Washington (WANHP)
Sibling taxa	P. bolanderi, P. cana, P. contermina, P. flettii, P. indecora, P. macounii, P. pauciflora, P. paupercula, P. porteri, P. pseudaurea, P. streptanthifolia, P. subnuda	P. bolanderi, P. cana, P. contermina, P. flettii, P. indecora, P. pauciflora, P. paupercula, P. porteri, P. pseudaurea, P. streptanthifolia, P. subnuda
Web links	Local floras: CA 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, 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

Packera breweri

Packera macounii

Puget butterweed, long-rayed groundsel, Macoun's groundsel, Siskiyou Mountain ragwort

Habit

Several-stemmed, robust perennial from a taproot, 2-7 dm. tall, thinly white-woolly throughout.

Leaves

Basal leaves more or less tufted, narrowly oblanceolate, the blade 1-5 cm. long and 3-7 mm. wide, entire to sub-pinnately lobed, petiolate; other leaves few, stongly reduced upward, becoming bract-like.

Flowers

Heads several in an open, somewhat flat-topped inflorescence;

involucre 6-10 mm. high;

rays 6-13 mm. long, yellow.

Fruits

Achene