Skip to main content

Dwarf clearweed

Also known as: Canadian clearweed

Pilea pumila (A. Gray) L.

Images

Click on image to view full size

Dwarf clearweed habit
Dwarf clearweed
Dwarf clearweed
Dwarf clearweed flowers
Dwarf clearweed flowering

Morphology

Stem
Plants monoecious, glabrous, lacking stinging hairs, somewhat translucent. Stems erect or ascending, simple.
Leaves
Cauline, opposite, simple; petiole .2 to 3.2 inches; blade ovate to elliptic, .8 to 5.2 inches long, .4 to 3.6 inches wide, margins dentate, apex acute to acuminate, 3 main veins.
Inflorescence
Small cymes, axillary, crowded to lax, often arranged in small panicles.
Flower
Unisexual, ca. 1/25 inch across, staminate and pistillate flowers in same cyme; staminate flowers usually pedicillate, tepals 4, distinct; stamens 4; pistillate flowers usually sessile, tepals 3; style 1, deciduous.
Fruit
Achenes, light colored or with fine purple streaks, flattened, ovate, .05 to .08 inch, partly covered by hood-like tepal.

Ecology

Habitat
Moist, rich woods and stream banks.
Distribution
East half of Kansas.

Practical Information

Uses
The Cherokee used the stems to alleviate itching and gave children an infusion of the plant to reduce hunger (Moerman 1998).

Additional Notes

Comments

Pilea, felt cap, alluding to the perianth covering the achene and pumila, dwarf.

Quick Facts
Plant Type
Wildflower
Family
Urticaceae - Nettle Family
Life Span
Annual
Height
4-28 inches
Origin
Native
Last Updated
2021-09-11
Color Groups
White, Green & Greenish White Wildflowers
Flowering Period
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Blooms: September, October