Malvastrum fasciculatum var. typicum Estes
Sphaeralcea arcuata (B.L.Rob.) Arthur
Malvastrum fasciculatum var. laxiflorum (A.Gray) Munz & I.M.Johnst.
Malvastrum fasciculatum var. nuttallii (Abrams) McMinn
Malveopsis splendida (Kellogg) Kuntze
Malvastrum nuttallii (Abrams) Davidson & Moxley
Malvastrum hallii Eastw.
Malvastrum fasciculatum var. nesioticum (B.L.Rob.) McMinn
Malveopsis arcuata Greene
Malvastrum nesioticum subsp. nuttallii (Abrams) Wiggins
Malveopsis fasciculata (Nutt.) Kuntze
Malvastrum parishii Eastw.
Malacothamnus fasciculatus subsp. catalinensis (Eastw.) Thorne
Malvastrum splendidum Kellogg
Malacothamnus fasciculatus subsp. splendidus (Kellogg) Abrams
Malvastrum laxiflorum (A.Gray) Eastw.
Malacothamnus fasciculatus var. splendidus (Kellogg) Abrams
Malvastrum nesioticum B.L.Rob.
Malacothamnus nesioticus (B.L.Rob.) Abrams
Malacothamnus fasciculatus var. nuttallii (Abrams) Kearney
Malacothamnus nuttallii Abrams
Malacothamnus fasciculatus var. nesioticus (B.L.Rob.) Kearney
Sphaeralcea thurberi (A.Gray) Tidestr.
Malacothamnus fasciculatus subsp. laxiflorus (A.Gray) Thorne
Malacothamnus fasciculatus var. catalinensis (Eastw.) Kearney
Sphaeralcea fasciculata var. nuttallii (Abrams) Jeps.
Sphaeralcea fasciculata var. nesiotica (B.L.Rob.) Jeps.
Malvastrum fasciculatum (Nutt.) Greene
Malvastrum mendocinense Eastw.
Malvastrum thurberi var. laxiflorum A.Gray
Malvastrum thurberi A.Gray
Malva fasciculata Nutt.
Sphaeralcea nesiotica (B.L.Rob.) Jeps.
Malacothamnus mendocinensis (Eastw.) Kearney
Malacothamnus parishii (Eastw.) Kearney
Malvastrum catalinense Eastw.
Malvastrum fasciculatum var. catalinense (Eastw.) McMinn
Malvastrum arcuatum B.L.Rob.
Malacothamnus arcuatus (B.L.Rob.) Greene
Sphaeralcea fasciculata var. elmeri Jeps.
Sphaeralcea fasciculata (Nutt.) Arthur
Malacothamnus hallii (Eastw.) Kearney