Floerkea proserpinacoides Willd.

False mermaidweed (en)

Species

Angiosperms > Brassicales > Limnanthaceae > Floerkea

Characteristics

Plants (3-)5-30(-38) cm, herbage glabrous. Leaves: petiole 0.5-4 cm; rachis 2.5-5 mm; leaflets 3-7, 7-12 × 1-3.5 mm, apex obtuse or acute. Pedicels 0.5-2 cm (± equal to subtending petiole at anthesis, elongating 1.5 times by fruit maturity). Flowers: sepals green, 5-nerved, 2-6 mm; petals white, greenish white, or pale pink, oblanceolate to narrowly elliptic, 1.4-2 mm; filaments filiform, 1-1.5 mm; anthers yellowish, broadly ellipsoid, 0.2-0.3 mm. Mericarps green to brown, somewhat fleshy, 2-3.5 × 2-3 mm (often only 1 seed maturing per flower). 2n = 10.
More
Glabrous, weak, decumbent to suberect, 0.5–3 dm; lvs compound or deeply divided into 3–7 linear, oblanceolate or elliptic segments 0.5–2 cm; pedicels axillary, at first about equaling the petiole, much longer in fr; sep lance-ovate, 2.5–3 mm at anthesis, to 6 mm at maturity; pet oblanceolate, 1–2 mm; mericarps 2.5 mm, ovoid-globose, warty. Damp woods in rich soil; N.S. and w. Que. to B.C., s. to Del., Tenn., and Calif. Apr., May.
Life form annual
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.05 - 0.3
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Floerkea proserpinacoides leaf picture by Cook Kim (cc-by-sa)
Floerkea proserpinacoides leaf picture by Cook Kim (cc-by-sa)
Floerkea proserpinacoides leaf picture by Kolter Kiess (cc-by-sa)

Distribution

Floerkea proserpinacoides world distribution map, present in Canada and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:372501-1
WFO ID wfo-0000691417
COL ID 6J9T4
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Nectris pinnata Floerkea uliginosa Cabomba pinnata Floerkea lacustris Floerkea occidentalis Floerkea palustris Floerkea proserpinacoides