Family: Amaranthaceae
Einadia polygonoides
Citation:
Paul G. Wilson, Nuytsia 4:212 (1983).
Synonymy: Chenopodium triangulare R. Br. var. polygonoides Murr, Bull. Herb. Boiss. 4:994 (1904); C. polygonoides (Murr)Aellen, Mitt. Naturf. Ges. Solothurn 20, 8:213 (1928).
Common name: Knotted goosefoot.
Description:
Spreading weak grey-green perennial with numerous stems arising from the tap root; leaves opposite or alternate; lamina thin, narrowly oblong-elliptic to narrow-hastate, 0.5-1.5 cm long, acute, glabrescent above, mealy below when young; petiole short and slender.
Inflorescence a terminal racemose panicle elongating in fruit to 15 cm with disjunct glomerules; axis at first with globular hairs, short tubular hairs and small gland-tipped hairs; flowers sessile, 0.5-1 mm diam.; perianth-segments broad-obovate; stamens 1 or 2; fruiting perianth-segments imbricate and enveloping the seed, leathery, with a circular limb, somewhat resinous, eventually straw-coloured to black.
Pericarp thin, prominently papillose; seed c. 1 mm diam.; testa finely radially rugulose.
| Einadia polygonoides twig, leaf and fruit.
|
Image source: fig. 156e in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).
|
Distribution:
|
Evidently an introduction into S.Aust.
S.Aust.: EP, SL. Native to Qld; N.S.W.
|
Conservation status:
naturalised
Flowering time: Jan. (1 record).
|
SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
|
Biology:
No text
Author:
Not yet available
|