Teesdalia R.Br.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1964, Flora Europaea - Volume 1. Lycopodiaceae to Platanaceae, Cambridge University Press : 318

73. Teesdalia R.Br. 2

Annual, glabrous or with unbranched hairs. Leaves usually pinnatifid, in a basal rosette or with 1-3 cauline leaves on lateral shoots. Sepals erecto-patent; petals white. Stamens 4 or 6, the filaments with a white basal scale. Fruit an angustiseptate silicula, obtuse or obcordate, with thin-walled valves, winged in the upper part; style very short or absent. Seeds 2 in each loculus. Basal leaves with obtuse lobes; petals unequal, the outer twice as long as the sepals; silicula 3-4 mm; style short 1. nudicaulis

Basal leaves with acute lobes, or entire; petals ±equal, as long as the sepals; silicula less than 3 mm; style absent 2. coronopifolia