Packera species

Click on the images below to see larger versions. 

Scientific Name Packera crocata USDA PLANTS Symbol
PACR5
Common Name Saffron Ragwort, Saffron Groundsel ITIS Taxonomic Serial No.
518143
Family Asteraceae (Sunflower) SEINet
Reference
Click Here
Description Life zones and habitat: Montane to alpine; moist areas, bogs, meadows, stream banks.
Plant: Erect perennial up 6 to 10 inches tall at high altitudes, up to 2 feet lower; one or rarely 2 or 3 stout, grooved, hairless stems.
Leaves: Thick, fleshy and often lobed, lanceolate to ovate; lower leaves petiolate and up to 3 inches long; upper leaves much smaller and clasping.
Inflorescence: Tight cluster of a few to several composite heads, up to 1-1/2 inches across; 8 to 13 yellow to orange ray flowers (petals) with indented tips; dark orange disk florets; green phyllaries with dark red tips.
References: Descr. adapted from "Guide to Colorado Wildflowers" by G.K. Guennel and SEINet.
Colorado Status
Native
Scientific Name Packera fendleri USDA PLANTS Symbol
PAFE4
Common Name Fendler's Groundsel, Fendler's Ragwort ITIS Taxonomic Serial No.
518146
Family Asteraceae (Sunflower) SEINet
Reference
Click Here
Description Life zones and habitat: Foothills to subalpine; rocky, gravelly sites on hillsides, streambanks, disturbed areas, open forests.
Plant: Erect perennial 4 to 16 inches tall, single or multiple woolly stems.
Leaves: Basal leaves are petiolate, blades lanceolate to oblanceolate, 1 to 2-1/2 inches long, lobed or wavy edges; stem leaves similar, but sessile and smaller.
Inflorescence: Open, corymb arrays of 6 to 25 heads with 6 to 8 yellow, backward-curving ray florets around a center of 30 to 45 yellow to brown disk florets.
References: Descr. adapted from www.americansouthwest.net and SEINet.
Colorado Status
Native
Scientific Name Packera streptanthifolia USDA PLANTS Symbol
PAST10
Common Name Rocky Mountain Groundsel, Cleft-leaf Groundsel ITIS Taxonomic Serial No.
518158
Family Asteraceae (Sunflower) SEINet
Reference
Click Here
Description Life zones and habitat: Foothills to subalpine; woodlands and open areas.
Plant: Erect perennial 4 to 20+ inches tall; 1 or a few smooth or slightly hairy stems.
Leaves: Basal leaves spatulate to oblanceolate, or ovate to orbiculate, 3/4 to 1-1/2 inches long and petiolate, edges smooth crenate, dentate, or weakly loved; stem leaves much fewer and smaller, oblanceolate to more linear, toothed or cleft edges.
Inflorescence: Cluster of a few to several composite heads about 1 inch across; 8 to 13 yellow to orange ray flowers with indented tips; dark orange disk florets; smooth green bracts sometimes purplish and hairy at the tips; bright white pappus hairs.
References: Descr. adapted from Burke Museum of Natural History and SEINet.
Colorado Status
Native
Scientific Name Packera werneriifolia USDA PLANTS Symbol
PAWE4
Common Name Hoary Groundsel, Alpine Rock Groundsel ITIS Taxonomic Serial No.
518160
Family Asteraceae (Sunflower) SEINet
Reference
Click Here
Description Life zones and habitat: Subalpine and alpine; open, rocky areas.
Plant: Erect perennial 3 to 6 inches tall; woolly, often reddish stem.
Leaves: Mostly basal; fleshy, thick, narrow to elliptic or ovate, may be woolly underneath, up to 1-1/2 inches long and petiolate.
Inflorescence: Cluster of a few composite heads less than 1 inch across; 8 to 13 yellow ray flowers (petals) with indented tips; darker yellow disk florets.
References: Descr. adapted from "Guide to Colorado Wildflowers" by G.K. Guennel and SEINet.
Colorado Status
Native

© Tom Lebsack 2017