Pterocaulon sphacelatum (Labill.) Benth. & Hook.F. ex F.Muell.

Species

Angiosperms > Asterales > Asteraceae > Pterocaulon

Characteristics

Shrub 40–100 cm high; branches diverging at 30–60º; stem wings entire or sparsely toothed, 0.7–2.0 mm wide. Leaves oblanceolate to obovate, 20–66 mm long, 4–15 mm wide, 3.3–5.8 times longer than wide; glandular hairs absent; upper surface moderately bullate; lanate hairs sparse to moderately dense on upper surface, moderately dense to dense on lower surface. Inflorescences globose or ellipsoid, 10–15 mm long, 10–14 mm wide at anthesis, 1–1.4 times longer than wide; peduncles 0–22 mm long. Longest inner bracts 3.5–4.6 mm long; few or no cilia visible. Female florets 17–29; corolla 2.4–3.2 mm long. Hermaphrodite floret solitary; corolla 2.5–3.7 mm long; corolla lobes 0.4–0.6 mm long, with globose sessile glands present and eglandular trichomes absent. Achenes 0.7–1.0 mm long, with 25–50 twin hairs. Pappus 2.3–3.3 mm long.
Life form perennial
Growth form
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
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Mature width (meter) -
Mature height (meter) 0.4 - 1.0
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Nitrogen fixer -
Photosynthetic pathway c3

Environment

Grows on a wide range of soils, geologies and landforms. In arid areas, it is found mostly near creeks and lakes.
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Hardiness (USDA) 8-12

Usage

Uses medicinal
Edible -
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Animal toxicity -

Cultivation

Mode -
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Images

Pterocaulon sphacelatum unspecified picture

Distribution

Pterocaulon sphacelatum world distribution map, present in Australia and Papua New Guinea

Identifiers

LSID urn:lsid:ipni.org:names:240182-1
WFO ID wfo-0000061684
COL ID 4PVN6
BDTFX ID -
INPN ID 671065
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Monenteles sphacelatus Pterocaulon sphacelatum