Plecostachys polifolia (Thunb.) Hilliard & B.L.Burtt

Species

Angiosperms > Asterales > Asteraceae > Plecostachys

Characteristics

Much-branched, straggling subshrub, branches slender, young parts thinly white-tomentose, leafy, often with axillary leaf tufts. Leaves up to 25 x 7 mm, elliptic tapering to a short petiole-like base, apex obtuse, apiculate, somewhat recurved, margins flat or nearly so, upper surface cobwebby and soon glabrous, or persistently white-tomentose, lower white-tomentose. Heads heterogamous, campanulate, c. 2.5-3 x 2 mm, base woolly, many in congested rounded clusters terminating the branchlets. Involucral bracts in c. 4 series, closely imbricate, inner about equalling flowers, tips obtuse, commonly dirty-white, minutely radiating. Receptacle shortly honeycombed. Flowers 17-41, 10-28 ('female'), 4-20 ('bisexual'), 1/2 flowers usually outnumbering ('bisexual'), yellow, sometimes tinged purple. Achenes 0.5 mm long with myxogenic duplex hairs. Pappus bristles many, a little shorter than corolla, scabrid, bases cohering lightly by patent cilia. Flowers between September and December, mainly November and December.
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Much-branched, straggling, dwarf shrub, 0.30-1.06 m high, stems often with axillary leaf tufts. Leaves alternate, elliptic, tapering to short petiole-like base, apex obtuse, apiculate, entire, upper surface cobwebby and soon glabrous or persistently white-tomentose, lower surface white-tomentose. Capitula disciform, many in congested clusters, terminating branchlets; involucral bracts in ± 4 rows, imbricate, apex obtuse, dirty white. Outer female florets more than disc florets, narrowly tubular, yellow, sometimes tinged purple. Disc florets tubular below, slightly expanded above, yellow, sometimes tinged purple. Flowering time Oct.-Dec. Pappus of scabrid bristles, bases cohering lightly by patent cilia. Cypselae small, oblong, hairy.
Sprawling, thinly white-woolly, much-branched shrublet to 1 m. Leaves obovate. Flower heads discoid, in congested, terminal clusters, yellow tinged with purple, bracts whitish.
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Growth form shrub
Growth support free-standing
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Sexuality hermaphrodite
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Mature height (meter) 0.3 - 1.06
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Hardiness (USDA) 9-11

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Cultivation

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Distribution

Plecostachys polifolia world distribution map, present in eSwatini and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:909573-1
WFO ID wfo-0000136532
COL ID 7836M
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Gnaphalium dodii Gnaphalium polifolium Plecostachys polifolia Helichrysum serpyllifolium var. polifolium