Malvastrum fasciculatum var. typicum Estes
Sphaeralcea arcuata (B.L.Rob.) Arthur
Malvastrum fasciculatum var. nuttallii (Abrams) McMinn
Malvastrum nuttallii (Abrams) Davidson & Moxley
Malvastrum fasciculatum var. nesioticum (B.L.Rob.) McMinn
Malveopsis arcuata Greene
Malvastrum nesioticum subsp. nuttallii (Abrams) Wiggins
Malveopsis fasciculata (Nutt.) Kuntze
Malacothamnus fasciculatus subsp. catalinensis (Eastw.) Thorne
Malvastrum nesioticum B.L.Rob.
Malacothamnus nesioticus (B.L.Rob.) Abrams
Malacothamnus fasciculatus var. nuttallii (Abrams) Kearney
Sphaeralcea fasciculata var. nuttallii (Abrams) Jeps.
Sphaeralcea fasciculata var. nesiotica (B.L.Rob.) Jeps.
Malvastrum fasciculatum (Nutt.) Greene
Malvastrum mendocinense Eastw.
Malva fasciculata Nutt.
Sphaeralcea nesiotica (B.L.Rob.) Jeps.
Malvastrum catalinense Eastw.
Malvastrum fasciculatum var. catalinense (Eastw.) McMinn
Malvastrum arcuatum B.L.Rob.
Sphaeralcea fasciculata (Nutt.) Arthur