Isatis L.


Classical name.

Annual to biennial or perennial herbs. Leaves simple with the margin entire or with a few teeth, lower ones with the bases often spreading round the stem to form 'ears'. Flowers in yellow clusters, the sepals not having sacs at the base. Fruit a 1-seeded flat, winged brown to black pod.

Lower leaves 'eared' at the base ; fruit winged and consisting of a single segment.

30 species from the Mediterranean to C Asia.

Source: Spencer, R. (1997). Brassicaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 2. Flowering plants. Dicotyledons. Part 1. The identification of garden and cultivated plants. University of New South Wales Press.

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Rosanae
order      Brassicales
family       Brassicaceae
Higher taxa
Subordinate taxa
species         Isatis tinctoria L.