WorldFloraDB - Ranunculus fascicularis

Characteristics

Perennial 1–2 dm or at maturity 3 dm tall, erect or ascending, not becoming repent; pubescence mostly appressed; rhizome short, regenerated each year; some roots very slender, others usually becoming thickened in late season and to 5 cm long; lvs mostly basal, the blade ovate in outline, longer than wide, the terminal segment stalked, all segments deeply lobed and the lobes generally incised or coarsely crenate; cauline lvs 1–3, smaller, sessile or nearly so, less divided; fls long-pedicellate; pet 5–7(–10), widest near or below the middle, 8–14 × 3.5–5.5 mm; anthers 1.3–1.8 mm; receptacle ± conic above the broad staminal zone; achenes rotund, the body 2–3.5 mm, sharply margined, but the adjacent lateral nerves not much raised; beak slender, straight or nearly so, 1.5–3 mm; 2n=32. Prairies and dry woods; Mass. to s. Ont. and Minn., s. to N.J., Md., W.Va., Tenn., La., and Tex. Apr., May.

More

Stems erect or ascending, never rooting nodally, strigose or spreading-strigose, base not bulbous. Roots always both filiform and tuberous on same stem. Basal leaf blades ovate to broadly ovate in outline, 3-5-foliolate, 2.1-4.7 × 1.9-4.5 cm, leaflets undivided or 1×-lobed or-parted, ultimate segments oblanceolate or obovate, margins entire or with few teeth, apex rounded-acute to rounded-obtuse. Flowers: receptacle hispid or glabrous; sepals spreading or sometimes reflexed from base, 5-7 × 2-3 mm, hispid or glabrous; petals 5(-7), yellow, 8-14 × 3-6 mm. Heads of achenes globose or ovoid, 5-9 × 5-8 mm; achenes 2-2.8 × 1.8-2.2 mm, glabrous, margin forming narrow rib 0.1-0.2 mm wide; beak persistent, filiform, straight, 1.2-2.8 mm. 2 n = 32.

Life form

perennial

Growth form

herb

Growth support

-

Foliage retention

deciduous

Sexuality

hermaphrodite

Pollination

-

Spread

-

Mature width (meter)

-

Mature height (meter)

0.2 - 0.23

Root system

rhizome

Rooting depth (meter)

-

Root diameter (meter)

-

Flower color

Blooming months

Jan	Feb	Mar
Apr	May	Jun
Jul	Aug	Sep
Oct	Nov	Dec

Fruit color

-

Fruiting months

-

Nitrogen fixer

-

Photosynthetic pathway

c3

Environment

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

Usage

Uses	medicinal
Edible	-
Therapeutic use	Wen (unspecified)
Human toxicity	-
Animal toxicity	-

Cultivation

Can be grown by seedlings.

Mode	seedlings
Germination duration (days)	30 - 90
Germination temperacture (C°)	14 - 16
Germination luminosity	-
Germination treatment	-
Minimum temperature (C°)	-29
Optimum temperature (C°)	-
Size	-
Vigor	-
Productivity	-