Marsilea aegyptiaca, Willd.

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 : 24

2. M. aegyptiaca Willd. , Sp. Pl. 5 (1): 540 (1810).

Usually subcaespitose, with nodes less than 1 cm apart. Leaves sparsely hairy or glabrous, dimorphic; some leaves with leaflets 2-5 mm, narrowly cuneate, with deeply crenate to lobed, rounded apex, on petioles (1—)3(—4) cm; other leaves with leaflets 10 mm, cuneate to obdeltate, with crenate to entire, rounded apex, on petioles (4-)5-6(-9) cm. Sporocarps 3 mm, axillary, cuboid, with a strigose-hairy sulcus in the apex, base and sides, with prominent upper basal teeth and no lower basal teeth; pedicels c. 5 mm simple, erect. Moldavia; Volga delta. Rs (W, E). (Egypt and S. W.Asia.)