Ranunculus cheesemanii Kirk

Species

Angiosperms > Ranunculales > Ranunculaceae > Ranunculus

Characteristics

Low-growing herb with prostrate or arching branched stems, rooting at nodes, ± clad in subappressed hairs to glabrate. Stock short, stout, stems stout, internodes up to ± 5 cm. long. Radical lvs rosulate, on stout ± flattened petioles ± 2-4 cm. long; sheath broad, membr., us. pilose. Lamina ± broad ovate to rotund in outline, 1-2 cm. diam.; ± deeply 3-partite; lobes again 3-5-lobed or crenately toothed. Cauline lvs smaller, opp. or clustered. Scape or peduncle 1-3 cm. long. Fls up to 1 cm. diam.; sepals ± 2 mm. long, ovate; petals bright yellow, ± 4 mm. long, narrow obovate, rounded at apex; gland 1 basal. Fruiting heads globose ± 5 mm. diam.; receptacle minute, papillose, ± 2 mm. long. Achenes few, ± turgid, glab., ± 2 mm. long, finely margined; style c. 1 mm. long, slender, subulate, hooked.
More
Perennial; rosettes tufted along stout arching stolons. Basal lvs obovate, distinctly rounded to a truncate base, bluntly toothed at apex or sometimes shallowly 3-fid, glabrous above, glabrous or hairy beneath and on petiole, 1-3.5 × 1-3 cm; cauline lvs opposite or in lax whorls, similar to basal but smaller, sometimes entire. Pedicels very short at flowering, terete, hairy, elongating to 1.5-3 cm long at fruiting. Fls c. 10 mm diam. Sepals spreading, glabrous. Petals 5 or 0, yellow, narrowly obovate; nectary single, c. 1 mm from petal base, covered by a small triangular scale. Receptacle glabrous or sparsely hairy. Achenes 20-25, slightly flattened, glabrous, sometimes purple-blotched; body 2-2.5 mm long; beak straight, c. 0.3 mm long.
Life form
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
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Rooting depth (meter) -
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Flower color
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
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Usage

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

Cultivation

Mode -
Germination duration (days) 30 - 90
Germination temperacture (C°) 10
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Germination treatment -
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Optimum temperature (C°) -
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Images

Ranunculus cheesemanii unspecified picture

Distribution

Ranunculus cheesemanii world distribution map, present in New Zealand

Identifiers

LSID urn:lsid:ipni.org:names:712451-1
WFO ID wfo-0000461712
COL ID 794PR
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Ranunculus cheesemanii