Children (10 direct children, 10 direct and indirect children):
Penstemon linarioides var. californicus
Penstemon linarioides subsp. taosensis
Penstemon linarioides var. sileri
Penstemon linarioides var. seorsus
Penstemon linarioides var. coloradoensis
Penstemon linarioides coloradoensis
Penstemon linarioides compactifolius
Toadflax penstemon
Maguire's penstemon
Siler's penstemon