Piai
lasu
Acrostichum speciosum
Family Pteridaceae
updated
Aug 09
Where seen? The more delicate and elegant of our mangrove
ferns, it is often seen in back mangroves, flourishing on mud
lobster mounds and other higher ground, usually in the shade.
Compared to Piai raya (A. aureum),
it is found in areas more frequently inundated by tides.
Features: The fronds are thinner
and shorter (to about 1.5m long) than those of Piai
raya (A. aureum) and young fronds are green or brownish-green.
Rhizomes covered with scales up to 8mm long. Lower surface of fertile
leaflets completely covered with dark brown sporangia, sterile leaflets
gradually tapering to a narrow tip.
See the main page on mangrove ferns
for their human uses.
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Sungei Buloh
Wetland Reserve, Mar 09
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Sungei
Buloh Wetland Reserve, Aug 09
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Pulau
Semakau, Jan 09 
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Sungei
Buloh Wetland Reserve, Mar 09 
Young fronds are green.
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