Crassula columnaris Thunb.

Species

Angiosperms > Saxifragales > Crassulaceae > Crassula

Characteristics

Perennials or biennials with erect stems 3-10 mm hjgh, often with short axillary branches at base. Leaves transversely depressed-ovate, 3-12 x 10-25 mm, rounded, with dorsal ridge, rarely mucronate, tightly clasping and patelliform, often with membranous margins and usually with erect slightly recurved cilia, grey-green to brown. Inflorescence a terminal cymose capitulum, rarely a rounded thyrse more or less rudden by leaves below. Calyx: lobes elliptic-oblong, 3-4 mm long, rounded, with scattered marginal cilia, becoming more fleshy towards apex, green to brown. Corolla slender ampulliform, fused basally for 2.5-3.5 mm, white, pale yellow and often tinged red; lobes narrowly elliptic-oblong, 7-13 mm long with blunt beak. Stamens with yellow to brown anthers. Squamae spathulate to T-shaped, 0.8-2 x 0.8-1 mm, usually truncate, more or less abruptly constricted downwards into a stalk, fleshy and red above and stalk yellowish to almost membranous.
More
Perennial or biennial herb, succulent, single stem, old leaves remaining on stem, ± 0.01 m long. Leaves transversely depressed-ovate, 5-10 x 10-25 mm, rounded with dorsal ridge, mucronate, tightly clasping and patelliform, margins membranous with cilia, grey-green to brown. Inflorescence a terminal, cymose capitulum or rounded thyrse, partly hidden by upper leaves; flowers sessile. Calyx fleshy towards apex, rounded, marginal cilia, green to brown. Corolla slender ampulliform, fused 2.5-3.5 mm, white tinged red; lobes narrowly elliptic-oblong, 7-13 mm long, terminal beak blunt. Flowering time May-Aug.
Perennial or biennial, 10-20 mm tall (reaching 60 mm when flowering), often branched at base. Leaves overlapping, sessile, broadly ovate and saucer-like, 3-12 x 10-25 mm, often with membranous, ciliate margins. Flowers in a dense, terminal, brush-like head, ± embedded among leaves, flask-shaped, petals 7-13 mm long, fused in lower 2.5-3.5 mm, pale yellow, tinged red.
Perennial or biennial to 10 cm, sometimes branched at base. Leaves opposite, depressed-ovate, closely imbricate, recurved-ciliate, margins sometimes membranous. Flowers in a terminal head, tubular, white to yellow, petals 7-13 mm long.
A short succulent shrub. The leaves are in tightly packed pairs.
Life form
Growth form herb
Growth support free-standing
Foliage retention
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.03 - 0.09
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

It is a subtropical plant.
Light 7-9
Soil humidity 1-3
Soil texture 6-7
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-10

Usage

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

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -7
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Crassula columnaris unspecified picture

Distribution

Crassula columnaris world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:273046-1
WFO ID wfo-0000624910
COL ID Z764
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Tetraphyle columnaris Crassula columnaris Crassula mitrata Crassula columnaris subsp. columnaris Tetraphyle columnaris var. mitrata

Lower taxons

Crassula columnaris subsp. prolifera