Rafnia amplexicaulis (L.) Thunb.

Species

Angiosperms > Fabales > Fabaceae > Rafnia

Characteristics

Erect, robust, much-branched woody shrub up to 2.5 m high 3 m wide. Leaves reniform to cordate, reticulately veined, embracing the stem; leaves on flowering branches opposite, 22-37(-42) x 24-44 mm; basal leaves 27-77 x 31-68(-88) mm. Inflorescences single-flowered. Flowers 12-17 mm long. Pedicel 4-6 mm long. Bract 0.2-0.7 mm long. Bracteoles absent. Calyx lobes short, broadly triangular, shorter than or as long as the tube, 2-4 mm long; upper lobes falcate, broader than the others; carinal lobe broadly triangular, sometimes slightly longer than the others; tube 3-6 mm long. Standard broadly ovate or broadly elliptic, (10-)13-16 x (13-)16-17(-21) mm, often with basal callosities; claw 3-6 mm long. Wings oblong-elliptic, 10-13 x 5-8 mm, with 6-7 rows of sculpturing; apex obtuse to broadly oblong; claw 4-6 mm long. Keel long-rostrate, strongly upcurved towards the apex, 9-11 x 5-7 mm; claw 4-6 mm long. Pistil with the ovary ± ovate, oblong; style shorter than or ± as long as the ovary, strongly upcurved; ovules 2-4. Pods obliquely lanceolate, 22-27 x 7-10 mm; upper margin proximally convex; lower margin straight. Seeds narrowly oblong to reniform, 4-6 x 2-4 mm; testa rough.
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Erect shrub to 2.5 m. Leaves unifoliolate, opposite on flowering branches, reniform to cordate, reticulately veined, clasping. Flowers solitary, keel long-rostrate, calyx lobes shorter than or as long as tube, upper lobes broader and falcate. Pods obliquely ovate, upper margin convex above.
A shrub.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 2.25
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer rhizobia
Photosynthetic pathway -

Environment

Coastal fynbos, sandveld or resnosterveld, on sand flats, foothills, gentle or steep, rocky mountain slopes, usually growing on both deep and shallow soils, dry sands and granitic soils.
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It is a subtropical plant.
Light -
Soil humidity 1-3
Soil texture 5-7
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

The leaves are used for tea. The roots are used as a flavouring and sweetener.
Uses medicinal tea
Edible leaves roots
Therapeutic use -
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 -

Distribution

Rafnia amplexicaulis world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:516995-1
WFO ID wfo-0000211109
COL ID 6WRFQ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rafnia amplexicaulis Crotalaria amplexicaulis