Senecio kermadecensis Belcher

Caption:

Details

Name scientific

Senecio kermadecensis Belcher, Ann. Missouri Bot. Gard. 43: 45 (1956)

Preferred name

Senecio kermadecensis Belcher

Taxonomy reference

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.

Linked name

Senecio kermadecensis Belcher 1956

Biostatus

Origin

Occurrence

Georegion

Schema

Biostatus source

Comment

Endemic

Wild

New Zealand

Political Region

Nomenclature

Authors

Belcher

Original authors

Belcher

Publication place

Belcher, R.O. 1956: A Revision of the Genus Erechtites (Compositae) with Inquiries into Senecio and Arrhenechthites. Annals of the Missouri Botanical Garden 43: 1–85.

Year published

1956

Publication page

Nomenclatural code

ICN

Basionym

Senecio kermadecensis Belcher

Taxonomic rank

species

Canonical form

Senecio kermadecensis

Classification

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Asterales

Family

Compositae

Genus

Senecio

Species

kermadecensis

Synonyms

Erechtites kermadecensis (Belcher) Allan

Descriptions

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

Senecio kermadecensis Belcher

Description

2n = 60

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.

Senecio kermadecensis Belcher

Description

Erect annual or short-lived perennial herb. Mid cauline lvs sparsely to densely hispid especially on lower surface, apetiolate, elliptic, evenly, finely dentate, slightly amplexicaul and shallowly to deeply dentate at base, (3)-4-8 × (0.5)-1-3 cm. Uppermost lvs smaller, often narrower and with few remote teeth. Supplementary bracts 0-3, 1-2 mm long. Involucral bracts 5-7-(8), glabrous, 4.5-5.5 mm long. Ray florets 0. Disc greenish yellow, c. 1.5 mm diam. Achenes subcylindric, only slightly narrowed to and slightly constricted below apex, with 1-3 rows of hairs in grooves between broad ribs, 2-2.5 mm long.