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Marsilea hirsuta R.Br.

Rough waterclover (en)

Species

Pteridophytes > Salviniales > Marsileaceae > Marsilea

Characteristics

Rhizome much-branched, scaly towards the tips, glabrescent. 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.
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A fern with a long creeping rootstock. It grows 2-15 cm high. The stalks are 2-15 cm long and can occur singly or in clusters. They can be smooth or hairy. The leaflets are 1-2 cm long by 0.5-1.2 cm wide. They are oval or wedge shaped. They are rounded at the tip. The spore body stalks are shorter than the capsules. The capsules are 0.4-0.5 cm long and at right angles to the stalk. They are densely hairy. They have 2 equal teeth at the base.
Life form perennial
Growth form herb
Growth support aquatic
Foliage retention deciduous
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Mature height (meter) 0.02 - 0.15
Root system creeping-root rhizome
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Environment

A tropical plant. It grows in inland regions in Australia. It also grows near the coast in the north. It is usually in shallow water and swamps. It tolerates most frosts.
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Grows in shallow water and drying mud.
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Hardiness (USDA) 8-12

Usage

Uses -
Edible -
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Cultivation

Plants can be grown by division.
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Images

Marsilea hirsuta unspecified picture
Marsilea hirsuta unspecified picture

Distribution

Marsilea hirsuta world distribution map, present in Australia and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:17145040-1
WFO ID wfo-0001247371
COL ID 6R63K
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Zaluzianskia hirsuta Marsilea hirsuta
WorldFloraDB 2024