Amphiglossa tecta (Brusse) Koek.

Species

Angiosperms > Asterales > Asteraceae > Amphiglossa

Characteristics

Erect, robust, single or multistemmed shrub, to 0.6 m tall, aromatic. Stems gnarled, dark grey, up to 40 mm diam., often buried in sand towards base; secondary branches up to 5 mm thick, bark thin, golden chestnut-brown to reddish brown or reddish in places, glabrous or with golden flakes pealing off; tertiary branches white tomentose when young, becoming golden-yellow, glabrous and peeling when older. Leaves alternate, sessile, linear, 1.0-11.0 x 0.7-2.2 mm, broadest at base, ascending but spreading in upper half, margins involute; upper surface canaliculate, woolly-white; abaxially glabrous, epidermis sloughing off and becoming folliculate, especially at base; midrib raised, particularly at base, apex obtuse, mucro very small, inconspicuous. Capitula discoid, solitary, terminal, sessile, homogamous, discoid, cylindrical, 7.0-8.0 x 2.5-3.5 mm, 10-12-flowered. Involucral bracts 20-26, becoming progressively longer inwardly, tips hooded, pellucid, bronze, innermost bracts glabrous, lanceolate, up to 6.0 x 0.8-1.0 mm, remaining bracts ovate, 1.5-6.0 x 1.5—2.0 mm, stereomes entire, with conspicuous white-tomentose patches at apices. Receptacle honeycombed, ridges between cypsela bases shorter than 1 mm. Disc florets bisexual and fertile. ± 7 mm long; corolla white or pale mauve from above, ± 5.5 mm long, 5-lobed; tube cylindrical and widening towards apex, 5 mm long, purplish above, becoming pale greenish below; lobes deltoid, acute, spreading. Nectary present. Cypsela subterete, 1.0-1.8 mm long, glabrous, papillose, cream-coloured, 5-ribbed, apex with thickened ring, does not seem to have a loose ectocarp or cavity filled with gel-like substance. Pappus bristles free, plumose, but base barbed, 3.5-4.5 mm long.
Life form -
Growth form shrub
Growth support free-standing
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Sexuality hermaphrodite
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Mature height (meter) 0.6
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Environment

Light -
Soil humidity 10-12
Soil texture 5-6
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Usage

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Edible -
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Cultivation

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Distribution

Amphiglossa tecta world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:1008840-1
WFO ID wfo-0000044191
COL ID D2WY
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Pterothrix tecta Amphiglossa tecta