Araceae Juss. (The Arum Family) 10 species from the Araceae family are recorded from the Maltese Islands.
English name(s) :
Maltese name(s) :
Lemna ta' ftit gheruq
Status for Malta :
Naturalised Alien. Species that was introduced in Malta after year 1492 (Columbus' discovery of the New World)
and spreads and integrates to form established, non-invasive populations.
Species may become become invasive if it widespreads rapidly.
Very Common Common Frequent Scarce Rare Very rare Extinct
Growth form :
Raunkiaer lifeform [info]: HYDROPHYTE ( living only or mostly in water )
Germination [info]: Monocotyledon
Legal Protection :
Not legally protected till the last update of this website (2/Mar/2022)
Red List (1989) :
Not listed in the Red Data Book of the Maltese Islands
Recentely reported as a neophyte from Malta (see paper in links below) but possibly occurring in Nalta for a much longer time and simply neglected with the widespread Lemna minor, of whch difference is a minimal to the naked eye unless plants are not studied carefully. A New record for the Maltese Islands discovered by Stephen Mifsud in April 2008.
Description, Habitat and Distribution
Habitat in Europe:
Data will be available in the next update of this website.
Preferred habitat in Malta:
Flooded areas, namely open reservoirs, stagnant water bodies in valleys, temporary ponds. Nitrophilous plant hence often present in water polluted from nitrate leeching.
with fronds 2-5 mm and roots 2-5 per frond, has been recorded from rice-fields in N.W. Italy (S. of Matara) and is perhaps becoming naturalized.
Distributional map in Europe and the Mediterranean region (2018):
Kindly Email if there are papers and publications about local
studies or information about this species to be included in the list above.
Species Images (5 images)
Spirodela oligorrhiza - Image Code: SPROR-0.
Spirodela oligorrhiza - Image Code: SPROR-1.
Spirodela oligorrhiza - Image Code: SPROR-2.
Spirodela oligorrhiza - Image Code: SPROR-3.
Spirodela oligorrhiza - Image Code: SPROR-4.
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