Tylecodon petrophilus Van Jaarsv. & A.e.van Wyk

Species

Angiosperms > Saxifragales > Crassulaceae > Tylecodon

Characteristics

Cluster-forming, much-branched, summer-deciduous shrublets becoming subpendent and up to 400 mm in diameter. Roots fibrous. Branches 10-17 mm in diameter, succulent, densely covered in short, slightly tapering, grey-green, woody phyllopodia, 4-5 mm long and 4-10 mm in diameter at base. Leaves softly succulent, in apical rosettes, spreading and covering stem and base; blade broadly obovate to subrotund, 50-100 x 35-70 mm, ± 2-3 mm thick, faintly striate, apex obtuse to rounded, adaxial surface flat to slightly concave, green to dull green, abaxial surface flat, dull green and purplish, bearing a faint midrib, both surfaces covered in short, up to 0.5 mm long, translucent glandular hairs; margin entire; petiole short, indistinct. Inflorescence a sparsely branched ascending thyrse up to 350 mm long, bearing 1 or 2 apical monochasia (each bearing 2 or 3 flowers), lower down with spirally arranged leaf-like bracts; basal bracts 20 x 5 mm becoming smaller upwards (same colour and texture as leaves); peduncle reddish brown, glandular pubescent, 3 mm in diameter at base. Flowers 1-3 per monochasium, ascending spreading, yellowish green; pedicles 8-10 mm long, green. Calyx 6-7 mm long, glandular tomentose, purplish green; lobes 6-7 x 2 mm. Corolla glandular pubescent, tube cylindrical, 11-12 x 5-6 mm, lobes 12 x 5 mm, distinctly recurved, yellowish green, margins white, apices acute. Stamens up to 10 mm long, attached to throat and protruding for 5 mm; anthers 1 mm long. Squamae slightly tapering, 1 x 0.6 mm, emarginate, pale green, translucent. Gynoecium 22 mm long; carpels 5, free ± 10 mm long, tapering into styles 12 mm long and protruding for 12 mm from corolla apex. Follicles 8 x 1.7 mm. Seeds not seen.
Life form -
Growth form shrub
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
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Spread -
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Root system fibrous-root
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Environment

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Soil texture 7-8
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Usage

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Edible -
Therapeutic use -
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Cultivation

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Images

Tylecodon petrophilus unspecified picture

Distribution

Tylecodon petrophilus world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:77091528-1
WFO ID wfo-0000510564
COL ID 59SW6
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Tylecodon petrophilus