Children (13 direct children, 13 direct and indirect children):
Lupinus lyallii alcis-temporis
Lyall's lupine
Lupinus lyallii minutifolius
Lupinus lyallii subpandens
Lupinus lyallii washoensis
Lupinus lyallii var. fruticulosus
Lupinus lyallii var. lyallii
Lupinus lyallii var. danaus
Lupinus lyallii var. macroflorus
Lupinus lyallii var. roguensis
Lupinus lyallii var. villosus
Lupinus lyallii var. lobbii
Lupinus lyallii f. albiflorus