Featured in Wildflowers of North America – Dec 10, 2010
Featured in One Single Flower – On Show – Oct 31, 2010
Orange Hawkweed ( Hieracium aurantiacum ) is a common wildflower also called devil’s paintbrush.
Its flowerheads resemble tiny brushes dipped in orange paint, and it can be a devil of a weed.
Plant: Erect, bristly-hairy, 1-to several-stemmed perennial 10-60 cm tall, with milky sap.
Leaves: Basal, tufted, 5-15cm long.
Flowerheads: Red-orange, 1.5-2.5cm across; florets all strap like, above a cluster of bracts with stiff, black, often gland-tipped hairs; flowerheads in compact, branched clusters of 5-30.
Blooms: June to August
Fruits: Ribbed seed-like achenes with a tuft of soft, brownish hairs.
Habitat: disturded sites
I took this photo in Yellowstone National Park, Wyoming, USA.