Myriophyllum mattogrossense

Myriophyllum mattogrossense
COMMON NAME: Brazil Milfoil, Matogrosso Milfoil
SYN: Myriophyllum brasiliense, M. proserpinacoides
FAMILY: Haloragaceae
RANGE: South America; Brazil, Paraguay
AQUASCAPE: middleground to background ...

That's myriophyllum mattogrossense no doubt.
Ahh thanks for the plant ID!
Must...resist...collectoritis.

Monosolenium tenerum
Myriophyllum aquaticum
Myriophyllum heterophyllum
Myriophyllum mattogrossense
Myriophyllum pinnatum
Myriophyllum simulans
Myriophyllum spicatum
Myriophyllum tuberculatum
Myriophyllum verticillatum ...

Myriophyllum mattogrossense (An,B1,D,G,S2,V,W,Y) "Red Milfoil"
Myriophyllum scabratum (B1,R) "Foxtail"
Myriophyllum spicatum (A,R)
Myriophyllum ussuriense (R)
Myriophyllum verticillatum (A,B2,Y) Nitella gracilis (A,Y) ...

See also: Aquarium, Scientific name, Species, Cryptocoryne ciliata, Cryptocoryne parva