Lepidium hirtum, (L.) Sm.

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 : 331

4. L. hirtum (L.) Sm. , Comp. FI. Brit. ed. 3, 98 (1818).

Like 3 but usually grey-pubescent; anthers yellow (except in subsp. (d)); silicula hairy, at least when young; wings up to onehalf the total length of silicula. Mediterranean region. Co Cr G a G r Hs It Si [Br].

1 Anthers blackish-red; pedicels not more than 3 mm in fruit;

silicula with narrow wing; style c. 2 mm (d) subsp. stylatum 1 Anthers yellow; pedicels more than 3 mm in fruit; silicula either with style not more than 1 mm or with a broad wing 2 Silicula about 4-5 x 3-5 mm, very narrowly winged

(e) subsp. oxyotum 2 Silicula 5-8 x 3-5 mm, ± distinctly winged 3Style 1-5-2 mm, much exceeding the notched apex of silicula;

sepals 2-2-5 mm 4 Silicula abruptly contracted towards apex; racemes short

(c) subsp. petrophilum 4 Silicula gradually narrowed towards apex; racemes long

(f) subsp. calycotrichum 3Style not more than 1-5 mm and only just exceeding the notched apex of silicula; sepals 1-5-2-0 mm 5 Stems usually ascending; racemes short (a) subsp. hirtum 5 Stems procumbent; racemes long (b) subsp. nebrodense