Hieracium aurantiacum L.
orange-red king devil (orange hawkweed)
Asteraceae (Aster family)

Introduction to Vascular Plants

Photograph

© Brian Klinkenberg     (Photo ID #16734)


Map

E-Flora BC Static Map

Distribution of Hieracium aurantiacum
Click here to view the full interactive map and legend

Species Information

General:
Perennial herb from a short or more often elongate rhizome and commonly with short, stout stolons; stems erect, usually solitary, leafless or with 1 or 2 reduced leaves, long bristly-hairy and also with starlike hairs and glandular above, exuding a milky juice when broken, 10-60 cm tall.
Leaves:
Basal leaves oblanceolate to elliptic, narrowed to a stalked base, 4-20 cm long, 1-3.5 cm wide, usually long bristly-hairy above, oblanceolate to narrowly elliptic, entire or slightly toothed; stem leaves greatly reduced.
Flowers:
Heads with strap-shaped flowers, several to many in a relatively small round- to flat-topped inflorescence; involucres 5-8 mm tall; involucral bracts lanceolate, long bristly-hairy, also with blackish gland-tipped hairs; ray flowers orange-red, drying to purple.
Fruits:
Achenes narrowed at the base, 1.5-2 mm long; pappus brownish.

SourceThe Illustrated Flora of British Columbia

Illustration

If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.

Ecology

Ecological Framework for Hieracium aurantiacum

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class

Avg

Min

Max

Elevation (metres)
1007 215 2200
Slope Gradient (%)
12 0 70

Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]

155 15 355
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
3 1 6
Modal Nutrient Regime
Class
C
# of field plots
 species was recorded in:
96
Modal BEC Zone Class
SBS

All BEC Zones (# of stations/zone) species was recorded in

ESSF(15), ICH(16), IDF(5), PP(1), SBPS(5), SBS(51), SWB(1)

Habitat and Range

Mesic to dry roadsides, fields and waste places in the lowland, steppe and montane zones; frequent in BC south of 55degreeN; introduced from Europe.

SourceThe Illustrated Flora of British Columbia