this pack includes a mix of aquatic and floating pond plants:
 
Water Millfoil ( myriophyllum spicatum )
 Fan leaved water crow foot ( ranunculus circinatus)
water starwort ( Callitriche stagnalis )
Hornwort ( ceratophyllum demersum )
Willow moss ( Fontinalis antipyretica )
Water chestnut ( trapa natans )
Water lettuce ( pistia stratoites )
Water spangles ( slavina natans )
Redroot floater ( Phyllanthus Fluitans )
March purslane ( Ludwigia palustris)
Egeria densa / Elodea densa
Fringed water lily ( nymphoides peltata )
Pack size
 small : 1 of each
Medium : 2 of each
Large 3 of each 
For more info on each species see their individual listings.