Chenopodium trigonon Schult. subsp. trigonon

Details

Name scientific

Chenopodium trigonon Schult. in Roemer & Schultes, Syst. Veg., ed. 15, 275 (1820) subsp. trigonon

Preferred name

Chenopodium trigonon Schult. subsp. trigonon

Biostatus

Origin

Occurrence

Georegion

Schema

Biostatus source

Comment

Indigenous, non-endemic

Wild

New Zealand

Political Region

Nomenclature

Authors

Schult.

Original authors

Schult.

Year published

1820

Nomenclatural code

ICN

Basionym

Chenopodium trigonon Schult.

Taxonomic rank

subsp.

Canonical form

Chenopodium trigonon subsp. trigonon

Classification

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Caryophyllales

Family

Amaranthaceae

Genus

Chenopodium

Species

trigonon

Synonyms

Einadia trigonos (Schult.) Paul G.Wilson subsp. trigonos

Descriptions

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

Einadia trigonos (Schult.) Paul G.Wilson subsp. trigonos

Description

2n = 36

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.

Einadia trigonos (Schult.) Paul G.Wilson subsp. trigonos

Description

Stems prostrate or semi-prostrate, trailing, often purple; rootstock slender to fairly thick. Petiole 2-15-(20) mm long but usually much less. Lamina ovate-hastate or triangular-hastate. Perianth segments c. 5 mm long, ovate to obovate, slightly valvate, loosely investing but not enclosing fr. Pericarp easily removed. Testa nearly smooth.

Description

Stems prostrate or decumbent, often dark purple; rootstock stout. Petiole usually 3-10 mm long. Lamina ± hastate, broadly ovate, or elliptic. Perianth segments 0.3-0.6 mm long, linear to spathulate, not touching, usually slightly investing fr. Pericarp easily removed. Testa finely granular or furrowed.