Marsilea coromandelina Willd.

coromandelina: named after the type locality at the Coromandel coast (south-eastern tip of India)

Floating form: Description?. Dry land form: stipe up to 9 cm long, hairless. Leaflets 2-10 mm long, 1.25-8 mm wide, narrowly obcuneate-obdeltate, outer margins subentire to finely incised, hairless with translucent streaks between the veins. Sporocarps: solitairy, 2-4 mm long, 1.5-2.7 mm high, 1-2 mm thick, brown to greyish brown, subcircular-elliptic in lateral view, vertical cross-section lemon-shaped, with appressed hairs, lateral ribs prominent; lower tooth a rounded to pointed hump, upper tooth a prominent hump with an acute point; pedicels up to 17 mm long, slender, free, upright or ascending, 1 arising from axil of the stipe.

Angola, Botswana, Burundi, Kenya, Mauritania, Mozambique, Namibia, Senegal, South Africa, Sudan, Tanzania, Zimbabwe. Also Madagascar, socotra and India.