Environmental Engineering Reference
In-Depth Information
CH
3
CH
3
O
O
O
H
O
H
O
CH
3
O
O
HO
HO
O
CH
3
CH
2
H
3
C
H
3
C
amorfrutin A, B
rotenoid
LEMNA GIBBA
LINNAEUS
Phylum: Magnoliophyta Class: Liliopsida
Order: Arales Family: Lemnaceae
Common name: Common duckweed, fat duckweed, swollen duckweed
Distribution: Throughout world (Europe, Southwest Asia, Japan, India, Sri
Lanka, Northeast and South Africa, South America)
Habitat: Freshwater ponds, marshes, quiet streams
Description: This loating species, which forms green mats, has a thallus of
5 mm diameter. A single root hangs down from the thallus into the water.
Compounds and activities: The methanol extracts of this species have
insulin-like products that are known to act against enteric bacteria (Ghobrial
et al.,
2007).
