Pedicularis verticillata L.
whorled lousewort
Orobanchaceae (Broom-rape family)
(Previously in Scrophulariaceae)

Introduction to Vascular Plants

Photograph

© Virginia Skilton     (Photo ID #66230)


Map

E-Flora BC Static Map

Distribution of Pedicularis verticillata
Click here to view the full interactive map and legend

Species Information

General:
Perennial herb from a taprooted, branching stem-base; stems 1 to several, clustered, erect to ascending, 10-40 cm tall, unbranched, nearly smooth to thinly long-hairy, but long-hairy to woolly in the inflorescence.
Leaves:
Mostly basal, long-stalked, lanceolate, 4-7 cm long, deeply pinnately lobed, the lobes toothed or cleft, the stalks sparsely hairy; stem leaves in usually 1 or 2 whorls below the inflorescence, similar to the basal leaves but short-stalked to unstalked.
Flowers:
Inflorescence a terminal spike of usually many flowers in several whorls, the spike compact at first then elongating, bracts similar to the leaves but much reduced upward and mostly shorter than the flowers; corollas rose-pink to purplish, 11-18 mm long, 2-lipped, the upper lip slightly arched, hood-like, 5-8 mm long, beakless and lacking a pair of teeth near the tip, the lower lip 3-lobed, slightly longer than the upper lip; calyces 3-7 mm long, hairy, 5-toothed, the teeth triangular, 0.5-1 mm long, entire, purple-veined, fringed with long hairs; stamens 4, the filaments sparsely long-hairy.
Fruits:
Capsules, lance-egg-shaped, pointy-tipped, 10-15 mm long; seeds several.

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 Pedicularis verticillata

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)
964 6 1690
Slope Gradient (%)
5 0 11

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

242 17 275
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
4 2 7
Modal Nutrient Regime
Class
C
# of field plots
 species was recorded in:
5
Modal BEC Zone Class
SWB

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

BAFA(1), SWB(2)

Habitat and Range

Moist meadows, rocky slopes, heath and turfy tundra in the montane to alpine zones; rare in N BC and the Queen Charlotte Islands; N to AK, YT and NT.

SourceThe Illustrated Flora of British Columbia

Synonyms

Synonyms and Alternate Names:
Pediculariopsis verticillata (L.) A. Löve & D. Löve