UW Burke Herbarium species comparison

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Tussilago farfara

coltsfoot
Habit Rhizomatous perennial, 0.5-5 dm. tall, with large basal leaves and scaly-bracted stem, the scales purplish.
Leaves

Leaves basal, long-petioled, developing well after the flowering stems, the blade cordate to sub-obicular, with deep, narrow sinus, toothed and shallowly lobed, 5-20 cm. long and wide, green and glabrous above, permanently white-woolly below.
Flowers

Heads solitary, large;

involucre 8-15 mm, its bracts herbaceous, in a single series and equal;

rays pistillate and fertile, pale yellow, numerous, short and narrow;

disk flowers yellow, perfect but sterile;

pappus of capillary bristles.

Tussilago farfara
Flowering time March-May
Habitat Roadsides, fields, lawns, wastelots, and disturbed forest understory ta low elevations.
Distribution
Occurring west of the Cascades crest in lowland western Washington; British Columbia to Washington; also from the Great Lakes region east to the Atlantic Coast.
[WildflowerSearch map]
[BONAP county map]
Origin Introduced from Eurasia
Conservation status Not of concern
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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