Geum divergens Cheeseman

Details

Name scientific

Geum divergens Cheeseman, Trans. & Proc. Roy. Soc. New Zealand 48: 210 (1916)

Preferred name

Geum divergens Cheeseman

Taxonomy reference

Molloy, B.P.J.; Webb, C. J. 1994: Taxonomy and typification of New Zealand Geum (Rosaceae). New Zealand Journal of Botany 32(4): 423–428.

Linked name

Geum divergens Cheeseman 1916

Biostatus

Origin

Occurrence

Georegion

Schema

Biostatus source

Comment

Endemic

Wild

New Zealand

Political Region

Nomenclature

Original authors

Cheeseman

Authors

Cheeseman

Publication place

Cheeseman, T.F. 1916: New species of plants. Transactions and Proceedings of the Royal Society of New Zealand 48: 210–215.

Year published

1916

Publication page

210

Nomenclatural code

ICN

Basionym

Geum divergens Cheeseman

Taxonomic rank

species

Canonical form

Geum divergens

Classification

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Rosales

Family

Rosaceae

Genus

Geum

Species

divergens

Descriptions

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

Geum divergens Cheeseman

Description

Stock creeping, stout, woody; lvs radical, up to 6 cm. long; terminal lflt c. 2-3·5 cm. across, orbicular-reniform, coarsely crenate-dentate, sparsely hairy, margins densely ciliate with long whitish hairs; lateral lflts in 2-4 pairs, minute, about lanceolate, ciliate. Scape up to 10 cm. tall, slender, pubescent; bracts up to 5, up to 2 cm. long, lanceolate, toothed or incised. Fls 5 to solitary, up to 3 cm. diam.; calyx-lobes pubescent, ovate-lanceolate, acute to acuminate, bractlets small; petals 5, c. 1 cm. long, yellow, obovate. Receptacle ± villous. Achenes villous, style long, glab., recurved at tip.

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

Geum divergens Cheeseman

Description

2n = 70

Description

2n = 70

Webb, C.J.; Sykes, W.R.; Garnock-Jones, P.J. 1988: Flora of New Zealand. Vol. IV. Naturalised Pteridophytes, Gymnosperms, Dicotyledons. Botany Division DSIR, Christchurch.

Geum divergens Cheeseman

Description

Herb up to 15 cm high at flowering, arising from a stout woody stock. Basal lvs up to 6 cm long, pilose, imparipinnate; lateral leaflets in up to 6 pairs, minute; terminal leaflet 20-35 mm long, crenate-dentate; cauline lvs few, oblong, deeply toothed. Peduncle up to 15 cm high. Fls 1-5. Petals c. 12-15 mm long, yellow. Achenes pilose.