Pterocaulon tricholobum A.R.Bean

Species

Angiosperms > Asterales > Asteraceae > Pterocaulon

Characteristics

Shrub 50–120 cm high; branches diverging at 0–80º; stem wings entire, 2.8–5.5 mm wide. Leaves elliptic to obovate, 25–92 mm long, 8–30 mm wide, 2.1–3.7 times longer than wide; glandular hairs absent; upper surface moderately bullate; lanate hairs sparse to moderately dense on upper surface, dense to very dense on lower surface. Inflorescences globose to broadly ellipsoid, (8–) 10–16 mm long, 10–14 mm wide at anthesis, (0.7–) 0.9–1.3 times longer than wide, sometimes sessile and apparently axillary; peduncles 0–11 mm long. Longest inner bracts 4.0–4.8 mm long; many cilia visible. Female florets 15–21; corolla 2.3–2.9 mm long. Hermaphrodite floret solitary; corolla 2.9–3.6 mm long; corolla lobes 0.8–1.2 mm long, with globose sessile glands present and 2–8 eglandular trichomes per lobe. Achenes 0.8–0.9 mm long, with 0–25 twin hairs. Pappus 2.1–3.0 mm long.
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Growth form shrub
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Sexuality hermaphrodite
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Mature height (meter) 0.5 - 1.2
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Environment

It grows on sandstone gorges, hills and escarpments, in sandy soils.
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Hardiness (USDA) 8-12

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Cultivation

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Distribution

Pterocaulon tricholobum world distribution map, present in Australia

Identifiers

LSID urn:lsid:ipni.org:names:77117733-1
WFO ID wfo-0001332477
COL ID 4PVNC
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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Pterocaulon tricholobum