Children (6 direct children, 6 direct and indirect children):
Acaena echinata var. retrorsumpilosa
Acaena echinata var. echinata
Acaena echinata var. subglabricalyx
Acaena echinata var. tylacantha
Acaena echinata var. robusta
Acaena echinata var. retrosumpilosa