Siloxerus multiflorus Nees APNI* Synonyms: Rutidosis pumilo Benth. APNI*
Rutidosis multiflora (Nees) Rob. APNI*
Description: Annual herb 1.5–5 cm high; stem single and erect, or several and ascending, very sparsely hairy with long straight hairs.
Leaves opposite at base, alternate above, linear-lanceolate, 3–10 mm long, 0.5–1 mm wide, sparsely hairy.
Heads sessile in clusters subtended by clusters of leaves; individual heads ± globose, 2–4 mm diam.; involucral bracts 3-seriate, glabrous; outer bracts hyaline, inner bracts hyaline except for herbaceous midrib. Florets c. 25 in terminal heads, fewer in lateral ones, ± as long as involucre, c. 3 mm long; corolla white, 4-toothed.
Achenes oblanceolate, c. 1 mm long, dark brown, base and apex strongly oblique, surface with several globose papillae; pappus of 7–11 obovate scales, 1–2 mm long, whitish, margins entire.
Flowering: August–November
Distribution and occurrence: Grows mostly in damp sites, Deniliquin and Albury districts. Recently collected from east of Cowra and Yass regions.
NSW subdivisions: CT, SWS, SWP
Other Australian states: Vic. Tas. W.A. S.A.
Text by G. J. Harden
Taxon concept: Flora of NSW 3 (1992)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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