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Volume I (1961) - Flora of New Zealand Indigenous Tracheophyta - Psilopsida, Lycopsida, Filicopsida, Gymnospermae, Dicotyledons
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Celmisia thomsonii Cheeseman

C. thomsonii Cheesem. in T.N.Z.I. 48, 1916, 211.

Type locality: Eyre Mountains 5000-6000 ft. Type: A, 9976, W. A. Thomson and D. Petrie.

Stems rather stout, hard, closely branched; living lvs forming dense flat rosettes at tips of branchlets. Lamina ± 10-15 × 3-5 mm., obovate-to narrow-oblong, obtuse, sts apiculate, coriac.; upper surface dull green, ± plicate, ± setulose; lower setulose, glab. or with scattered hairs, sts forming a distinct pellicle, midrib distinct; margins minutely irregularly denticulate towards apex, cuneately narrowed into petiole c. 3 mm. long, then expanded into short sheath. Scape slender, glandular-pubescent, ± 4-7 cm. long; bracts linear-oblong, up to 1 cm. long. Capitula 15-20 mm. diam.; phyll. narrowly lanceolate to oblong, up to c. 10 mm. long. Ray-florets ∞, slender, ± 15 mm. long, with pilose tube and long linear limb; disk-florets funnelform, 5-6 mm. long, teeth narrow-triangular. Achenes cylindric, 2.5-3 mm. long, densely clad on strong ribs in long ascending silky hairs. Pappus-hairs white, up to c. 5 mm. long, barbellate.

DIST.: S. Subalpine rock-crevices, Eyre Mountains.

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