Raoulia petriensis Kirk

Caption:

Details

Name scientific

Raoulia petriensis Kirk, Trans. & Proc. New Zealand Inst. 9: 549 (1877)

Preferred name

Raoulia petriensis Kirk

Taxonomy reference

Ward, J. M. 1982: A key, synopsis and concordance for Raoulia. Mauri Ora 10: 11–19.

Biostatus

Origin

Occurrence

Georegion

Schema

Biostatus source

Comment

Endemic

Wild

New Zealand

Political Region

Nomenclature

Authors

Kirk

Original authors

Kirk

Publication place

Kirk, T. 1877: Descriptions of new plants. Transactions and Proceedings of the New Zealand Institute 9: 547–552.

Year published

1877

Publication page

549

Nomenclatural code

ICN

Basionym

Raoulia petriensis Kirk

Taxonomic rank

species

Canonical form

Raoulia petriensis

Classification

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Asterales

Family

Compositae

Genus

Raoulia

Species

petriensis

Descriptions

Allan, H.H. 1961: Flora of New Zealand. Vol. I. Indigenous Tracheophyta: Psilopsida, Lycopsida, Filicopsida, Gymnospermae, Dicotyledones. Government Printer, Wellington.

Raoulia petriensis Kirk

Description

Stems laxly branched, branches and branchlets ascending. Lvs densely imbricate, 4-6 × up to 3 mm., obovate-spathulate, apiculate; lower portion appressed, membr., 3-nerved, ± golden, silky-hairy; apical portion coriac., clad in dense felted white to yellowish tomentum, tip strongly thickened and recurved. Capitula 6-7 mm. diam.; inner phyll. 4-5 mm. long, linear, margins hyaline; tips white, ± pubescent, radiate. Florets 30-50, ♀ few. Achenes up to 1 mm. long, finely pubescent; pappus-hairs c. 50, c. 4 mm. long, mainly compressed, thickened and papillate at tips, a few slender and hardly thickened at tips.

Dawson, M.I. 2008: Index of chromosome numbers of indigenous New Zealand vascular plants.