Thesium squarrosum L.F.

Species

Angiosperms > Santalales > Santalaceae > Thesium

Characteristics

Stem erect or suberect, branched from near the base or in the upper half only, subterete, glabrous; branches numerous, crowded, angular, purplish when dry; leaves linear, with subacute cartilaginous tips, up to about 4 lin. long, rather fleshy, glabrous, at length recurved; peduncles very short and adnate to the bract; bracts leaf-like, reaching to the top of the flowers; bracteoles as long as or slightly longer than the flowers; perianth 3/4 lin. long; segments ovate-lanceolate, 1/2 lin. long, hooded, glabrous; anthers exserted, 1/8 lin. long; disc conspicuous; style very stout and short; fruit ellipsoid-globose, 2 1/2 lin. long, 1 1/2 lin. in diam., capped by the persistent perianth, stipitate, prominently 10-ribbed, reticulate between the ribs.
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Densely branched, hemiparasitic subshrub, up to 0.2 m high, branches angular when young. Leaves fleshy, linear, subacute, recurved at tips. Inflorescences of axillary cymules, arranged in terminal racemes. Bracts shortly adnate to peduncles, leaf-like. Flowers whitish. Perianth 1.5 mm long; segments ovate-lanceolate, ± 1 mm long, hooded, glabrous. Disc prominent. Flowering time Nov.-Jan. Fruit with broad, beige-coloured stalk; ellipsoid-globose, up to 5 mm long, including persistent perianth, dark brown; prominently 10-ribbed, reticulate between ribs.
Dwarf shrub, 0.3-0.6 m high; slender, without spines. Stems densely branched, angular when young. Leaves succulent; blade broadly linear, apex subacute, recurved at tip. Flowers: solitary in axils of bracts, gathered in simple, terminal raceme-like inflorescences; bracts leaflike; perianth not bearded, 1.5 mm long, without a prominent perianth tube, segments narrowly ovate, ± 1 mm long, hooded, glabrous, white; Jan. Fruit stalked, ellipsoid-globose, up to 5 mm long, prominently ribbed, reticulate between ribs.
Densely branched, hemiparasitic shrublet to 20 cm, branches angular when young. Leaves fleshy, linear, subacute, recurved at tips. Flowers in shortly pedunculate racemes, whitish, with prominent disc.
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Growth support parasite
Foliage retention evergreen
Sexuality hermaphrodite
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Mature height (meter) 0.25 - 0.4
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Hardiness (USDA) 9-11

Usage

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Cultivation

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Distribution

Thesium squarrosum world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:781136-1
WFO ID wfo-0001134458
COL ID 56FPT
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Linosyris squarrosa Thesium squarrosum Thesium multiflorum