Common name: Eastern Bitter-cress
Cardamine microthrix I.Thomps. APNI*
Description: Annual herb to 30 cm high, taprooted or fibrous rooted; stems erect to trailing, mostly glabrous.
Basal leaves mostly pinnate, to 8 cm long, forming a rosette, persisting or not, the terminal pinna large, broad-ovate, cordate; cauline leaves mostly 2–5 cm long, pinnate, terminal pinnae usually 5–9-lobed, lateral pinnae 3-lobed, margins with cilia.
Inflorescence commonly >7-flowered raceme; sepals 1.5–2 mm long; petals white, 3 cm long; stamens 6.
Siliqua 20–30 mm long, pedicel 5–10 mm long.
Flowering: Flowers spring to summer.
Distribution and occurrence: Widespread in high rainfall area between the Tablelands and the coast, chiefly along waterways and adjacent low-lying ares; south from near the Qld border.
Chiefly along waterways and adjacent low-lying areas.
NSW subdivisions: NC, CC, SC, CT, ST
Other Australian states: Vic. S.A.
Text by L. Retter & G. J. Harden
Taxon concept: Flora of NSW 1 Suppl. (1999)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.