Children (58 direct children, 83 direct and indirect children):
Sparganium erectum
(tree size 7)
Branched bur-reed
Sparganium emersum
(tree size 3)
Unbranched bur-reed
Sparganium angustifolium
(tree size 1)
Floating bur-reed
Sparganium natans
Least bur-reed
Sparganium gramineum
Sparganium glomeratum
Clustered bur-reed
Sparganium eurycarpum
(tree size 4)
Broadfruit bur-reed
Sparganium yunnanense
Sparganium simplex
(tree size 3)
Unbranched bur-reed
Sparganium hyperboreum
Northern bur-reed
Sparganium fallax
Sparganium limosum
Sparganium americanum
American bur-reed
Sparganium confertum
Sparganium stenophyllum
Sparganium oligocarpon
Sparganium probatovae
Sparganium rothertii
Sparganium speirocephalum
Sparganium splendens
Sparganium subglobosum
Floating burr reed
Sparganium tenuicaule
Sparganium kawakamii
Sparganium amplexicaulium
Sparganium longifolium
Sparganium manshuricum
Sparganium androcladum
(tree size 1)
Branched bur-reed
Sparganium multiporcatum
Sparganium arcuscaulis
Sparganium choui
Sparganium englerianum
Sparganium fluctuans
Floating bur-reed
Sparganium japonicum
Sparganium stoloniferum
(tree size 2)
Sparganium stoloniferum ex
Sparganium acaule
Sparganium coreanum
Sparganium stygium
Sparganium polyedrum
Sparganium ramosum
(tree size 3)
Sparganium chlorocarpum
Sparganium barrerae
Sparganium minimum
Sparganium minimum
Sparganium microcarpum
Sparganium neglectum
(tree size 1)
Sparganium sect. americana
Sparganium sect. friesantia
Sparganium sect. friesiana
Sparganium sect. glomerata
Sparganium sect. stenophylla
Sparganium dolichocarpum
Sparganium ser. americana
Sparganium ser. friesiana
Sparganium ser. glomerata
Sparganium ser. minima
Sparganium ser. simplicia
Sparganium ser. stenophylla
Sparganium sect. minima