Marsilea hirsuta

Marsileaceae

Marsilea hirsuta R.Br.

Link to Australian Plant Name Index for publication details and synonyms: https://id.biodiversity.org.au/name/apni/104789

Short-fruited Nardoo

Rhizome long-creeping, much-branched, glabrescent, bearing nodal roots and peltate apical scales. Fronds 1–20 cm long, solitary or clustered. Stipes glabrous or scaly. Leaflets broadly obovate to broadly cuneate, 10–20 mm long, 3–12 mm wide, glabrous to densely scaly; outer margin rounded, entire to irregularly crenate. Sporocarps solitary or clustered; stalks 3–6 mm long, unbranched, glabrous to scaly; conceptacles 4–7 mm long, scaly, faintly ribbed or not; upper surface flat to convex; upper and lower basal teeth similar, short, obtuse.

Endemic to coastal and inland areas of all mainland states and territories.

Aquatic or terrestrial herb. Grows in shallow water or mud.