Salvinia molesta Mitchell.
Common Name : Water fern
Family : Salviniaceae
HABIT |
A ROOTLESS, AQUATIC FERN. |
FRONDS |
EMERGENT GROUPS OF LEAVES
(FRONDS) GROW IN PAIRS AND ARE APPROXIMATELY 1/2 INCHES WIDE AND 1 INCH LONG.
A BROWN, THREAD-LIKE LEAF HANGS UNDERWATER; ALL JOIN AT A NODE ALONG A
HORIZONTAL, UNDERWATER STEM. THE UPPER SURFACE OF THE GREEN LEAVES IS COVERED
WITH ROWS OF WHITE, COARSE HAIRS, ACTING AS A WATER |
PROPAGATION |
IT GROWS FROM FRAGMENTS THAT HAVE BROKEN
OFF OR DORMANT BUDS THAT HAVE BEEN DETACHED FROM THE MAIN PLANT. EACH NODE
HAS FIVE BUDS SO POTENTIAL FOR GREAT & RAPID SPREAD. IT ALSO PRODUCES
SPORES BUT THEY ARE GENETICALLY DEFECTIVE AND DO NOT PRODUCE VIABLE
OFFSPRING. |