Burke: Packera glabella vs. Packera cana

	Packera glabella	Packera cana
		woolly groundsel
Habit		Several-stemmed perennial from a taproot, 1-4 dm. tall, white-woolly throughout.
Leaves		Basal leaves more or less tufted, narrowly oblanceolate to broadly elliptic, the blade 1-5 cm. long and 4-30 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 4-8 mm. high; rays 6-13 mm. long, yellow.

	Packera glabella	Packera cana
Flowering time		May-August
Habitat		Dry, open, often rocky places, from the foothills to alpine meadows.
Distribution	[WildflowerSearch map] [BONAP county map]	Occurring east of the Cascades crest in Washington; British Columbia to California, east to the northern Great Plains. [WildflowerSearch map] [BONAP county map]
Origin		Native
Conservation status		Not of concern
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. contermina, P. flettii, P. indecora, P. macounii, P. pauciflora, P. paupercula, P. porteri, P. pseudaurea, P. streptanthifolia, P. subnuda
Web links	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	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 glabella

Packera cana

woolly groundsel

Habit

Several-stemmed perennial from a taproot, 1-4 dm. tall, white-woolly throughout.

Leaves

Basal leaves more or less tufted, narrowly oblanceolate to broadly elliptic, the blade 1-5 cm. long and 4-30 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 4-8 mm. high;

rays 6-13 mm. long, yellow.