Lapsana communis L.
nipplewort (common nipplewort)
Asteraceae (Aster family)

Introduction to Vascular Plants

Photograph

© Jamie Fenneman     (Photo ID #4075)


Map

E-Flora BC Static Map

Distribution of Lapsana communis
Click here to view the full interactive map and legend

Species Information

General:
Annual herb from a fibrous root; stems erect, branched above, solitary, exuding milky juice when broken, 0.3-1.5 m tall.
Leaves:
Basal leaves lacking; stem leaves alternate, toothed or occasionally basally lobed, egg-shaped to almost round or rounded, thin, lower ones stalked, upper ones more or less unstalked, toothed, 2.5-10 cm long, 2-7 cm wide.
Flowers:
Heads with strap-shaped flowers, several to many in an elongate to rounded inflorescence; involucres 4-8 mm tall; involucral bracts linear-lanceolate, the mostly 8 bracts evidently keeled at least toward the base; ray flowers yellow, usually about 13.Fruits; Achenes nerved, oblong, curved, tips rounded, 3-5 mm long, glabrous; pappus lacking.

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 Lapsana communis

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)
73 24 122
Slope Gradient (%)
27 27 27

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

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

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

CDF(4)

Habitat and Range

Mesic to dry roadsides, fields and waste places in the lowland, steppe and montane zones; common in S BC, especially on S Vancouver Island and the adjacent mainland; introduced from Eurasia.

SourceThe Illustrated Flora of British Columbia