Phryma leptostachya L.

American lopseed (en)

Species

Angiosperms > Lamiales > Phrymaceae > Phryma

Characteristics

Erect, 5–10 dm, simple or with a few divergent branches; lower petioles to 5 cm, the upper shorter or the uppermost lvs sessile; lvs ovate, 6–15 cm; fls opposite and horizontal, pale purple to white, 6–8 mm, each subtended by 3 small subulate bracts; cal to 1 cm in fr; 2n=28. Moist woods; Que. to Man., s. to Fla. and Tex.; e. Asia. June–Aug.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.4
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Woods and thickets. Woods in hills and at low elevations in mountains all over Japan.
Light 4-6
Soil humidity 4-6
Soil texture 1-6
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 4-9

Usage

Uses medicinal
Edible -
Therapeutic use Throat Aid (root), Antirheumatic (Internal) (root), Fever (unspecified), Insecticide (unspecified), Larvicide (unspecified), Refrigerant (unspecified), Ringworm (unspecified), Scabies (unspecified), Alexiteric (unspecified), Bite(Bug) (unspecified), Sore (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Phryma leptostachya leaf picture by r l (cc-by-sa)
Phryma leptostachya leaf picture by r l (cc-by-sa)
Phryma leptostachya leaf picture by Brenda (cc-by-sa)

Flower

Phryma leptostachya flower picture by Victoria Hill (cc-by-sa)
Phryma leptostachya flower picture by Tasha Van Dinther (cc-by-sa)
Phryma leptostachya flower picture by Mason Hoffman (cc-by-sa)

Distribution

Phryma leptostachya world distribution map, present in Canada, Mexico, Pakistan, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:864098-1
WFO ID wfo-0000270319
COL ID 4GVQH
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Phryma media Phryma parvifolia Phryma pubescens Leptostachia leptostachya Priva mitchellii Phryma leptostachya var. leptostachya Phryma leptostachya var. confertifolia Phryma leptostachya

Lower taxons

Phryma leptostachya var. oblongifolia