Crassula arborescens Willd.

Crassule arborescente (fr)

Species

Angiosperms > Saxifragales > Crassulaceae > Crassula

Characteristics

Perennial shrubs 1-1.5(-2) m high, with stems often up to 0.2 m in diameter at base, much branched, with old leaves deciduous. Leaves sessile or with petioles up to 5 mm long; lamina obovate to orbicular, rarely lanceolate, 20-40(-50) x (8-)20-30(-40) mm, with rounded apex, more or less abruptly tapering into petiole, dorsiventrally flattened and slightly convex on both surfaces, covered with a grey bloom and with horny often purplish margin. Inflorescence a round-topped thyrse with one to several dichasia; peduncle 30-70(-100) mm long. Calyx: lobes triangular, 1-1.5 mm long, pointed and with ridges towards apices, fleshy, grey-green often tinged red. Corolla star-shaped, fused at base for 0.5-0.7 mm, white or cream tinged red towards apices; lobes elliptic-lanceolate, 7-10 mm long, sharply pointed and slightly hooded, somewhat ridged, spreading at about right angles. Stamens with purple anthers. Squamae transversely oblong, 0.3-0.4 x 1-1.4 mm, usually truncate, scarcely constricted downwards, fleshy, pale yellow.
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Perennial shrub, succulent, 1-2 m high, much branched, old leaves deciduous. Leaves elliptic to elliptic-oblanceolate, 20-40 x 8-15 mm, undulate, apex rounded, abruptly tapering into petiole, slightly convex on both surfaces with grey bloom, entire with purplish horny margins; petioles absent or short. Inflorescence a round-topped thyrse, several dichasia; peduncles 30-70 mm long. Calyx fleshy, grey-green tinged red, ridge towards apex. Corolla star-shaped, fused at base, white or cream-coloured tinged red towards apex; lobes 7-10 mm long, sharply pointed, slightly hooded and slightly ridged, spreading at right angles. Flowering time Dec., Jan.
A succulent tree. It grows to about 3 m tall. he bark is green-grey, succulent and smooth. The leaves are fleshy and bluish-grey. They are oval and tapering towards the base. They have a waxy bloom. They are 3 cm long by 3 cm wide. The flowers are pink and in clusters at the ends of branches. The fruit are small and 6 mm long. They have 3-5 separate oval follicles. The roots are edible.
Robust shrub, with stout, erect, fleshy branches, 0.5-1.5 m tall. Leaves sessile or shortly petiolate, broadly obovate to orbicular, dorsiventrally flattened, 20-40 x 20-30 mm, covered with a grey, waxy layer, margin horny. Flowers in a dense, rounded, terminal cluster on a peduncle 30-70 mm long, star-shaped, petals 7-10 mm long, white, tinged red.
Shrub sometimes to 2 m. Leaves opposite, mostly sessile, obovate to orbicular, sometimes with horny, purplish margin. Flowers in rounded, terminal clusters, stellate, cream-coloured tinged red, petals 7-10 mm long.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 0.4 - 1.0
Mature height (meter) 1.0 - 1.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway cam

Environment

It is a warm temperate to subtropical climate plant. It grows on rocky hillsides. It can grow on fairly poor, well-drained soils. It is salt tolerant. It is best in a partly shaded position. It is resistant to frost and drought. Hobart Botanical Gardens. It suits hardiness zones 9-11.
Light 6-9
Soil humidity 1-5
Soil texture 6-7
Soil acidity 2-8
Soil nutriment -
Hardiness (USDA) 9-11

Usage

The roots are eaten.
Uses environmental use medicinal
Edible roots
Therapeutic use Corn (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown from seeds. They can also be grown by stem or leaf cuttings.
Mode cuttings seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -7
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Crassula arborescens unspecified picture

Distribution

Crassula arborescens world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:272970-1
WFO ID wfo-0000624803
COL ID Z73S
BDTFX ID 102266
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Crassula arborescens Crassula cotyledon Crassula cotyledonifolia Cotyledon arborescens Cotyledon punctata Crassula arborea Toelkenia arborescens Crassula arborescens subsp. arborescens

Lower taxons

Crassula arborescens subsp. undulatifolia