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.

Marsilea coromandelina là một loài dương xỉ trong họ Marsileaceae. Loài này được Willd. mô tả khoa học đầu tiên năm 1810.