Children (22 direct children, 24 direct and indirect children):
Crocanthemum suffrutescens
Crocanthemum scoparium
(tree size 2)
Crocanthemum rosmarinifolium
Crocanthemum propinquum
Crocanthemum pringlei
Crocanthemum occidentale
Crocanthemum nashii
Crocanthemum greenei
Crocanthemum glomeratum
Crocanthemum dumosum
Crocanthemum corymbosum
Crocanthemum canadense
Crocanthemum brasiliensis
Crocanthemum argenteum
Crocanthemum arenicola
Crocanthemum georgianum
Crocanthemum carolinianum
Crocanthemum bicknellii
Crocanthemum berlandieri
Crocanthemum aldersonii
Crocanthemum patens
Crocanthemum chihuahuense