Children (82 direct children, 111 direct and indirect children):
Myriophyllum spicatum
(tree size 2)
Eurasian watermilfoil
Myriophyllum verticillatum
(tree size 1)
Whorled water-milfoil
Myriophyllum alterniflorum
Alternate-flowered water-milfoil
Myriophyllum heterophyllum
Twoleaf watermilfoil
Myriophyllum aquaticum
(tree size 2)
Parrot feather watermilfoil
Myriophyllum matogrossense
Myriophyllum mattogrossensis
Myriophyllum simulans
Myriophyllum quitense
Andean watermilfoil
Myriophyllum sibiricum
Shortspike watermilfoil
Myriophyllum hippuroides
Western watermilfoil
Myriophyllum propinquum
(tree size 1)
Myriophyllum ussuriense
Russian water-milfoil
Myriophyllum dicoccum
Myriophyllum tetrandrum
Myriophyllum humile
Low watermilfoil
Myriophyllum exasperatum
Myriophyllum farwellii
Farwell's watermilfoil
Myriophyllum oguraense
(tree size 1)
Myriophyllum pinnatum
Eastern water-milfoil
Myriophyllum tuberculatum
Myriophyllum indicum
Myriophyllum tenellum
Slender watermilfoil
Myriophyllum laxum
Loose watermilfoil
Myriophyllum votschii
Myriophyllum verrucosum
Myriophyllum variifolium
(tree size 4)
Myriophyllum triphyllum
Myriophyllum trifidum
Myriophyllum trachycarpum
Myriophyllum tillaeoides
Myriophyllum striatum
Myriophyllum sparsiflorum
Myriophyllum siamense
Myriophyllum salsugineum
Myriophyllum robustum
Myriophyllum pygmaeum
Myriophyllum porcatum
Myriophyllum petraeum
Myriophyllum pedunculatum
(tree size 3)
Myriophyllum papillosum
Myriophyllum pallidum
Myriophyllum muricatum
Myriophyllum muelleri
Myriophyllum mezianum
Myriophyllum mexicanum
Myriophyllum lophatum
Myriophyllum limnophilum
Myriophyllum latifolium
Myriophyllum lapidicola
Myriophyllum jacobsii
Myriophyllum isoetophilum
Myriophyllum integrifolium
Myriophyllum implicatum
Myriophyllum gracile
(tree size 3)
Myriophyllum glomeratum
Myriophyllum filiforme
Myriophyllum echinatum
Myriophyllum drummondii
Myriophyllum decussatum
Myriophyllum crispatum
Myriophyllum costatum
Myriophyllum coronatum
Myriophyllum caput-medusae
Myriophyllum callitrichoides
(tree size 2)
Myriophyllum bonii
Myriophyllum balladoniense
Myriophyllum axilliflorum
Myriophyllum artesium
Myriophyllum amphibium
(tree size 2)
Myriophyllum austropygmaeum
Myriophyllum alpinum
Myriophyllum subg. myriophyllum
(tree size 4)
Myriophyllum subg. brachytheca
(tree size 4)
Myriophyllum brasiliense
Myriophyllum exalbescens
Myriophyllum elatinoides
Myriophyllum foveicola
Myriophyllum striatocarpum
Myriophyllum oliganthum
Myriophyllum subg. meziella
Myriophyllum sect. pelonastes
Myriophyllum ser. isophylleae