Malvaceae Juss.

Sida sect. Physalodes A.Gray

, nom. inval.

, scientific

Gray, A. (1852), Plantae Wrightianae Texano-Neo-Mexicanae: an account of a collection of plants made by Charles Wright, A. M., in an expedition from Texas to El Paso, New Mexico, in the summer and autumn of 1849.

Smithsonian Contributions to Knowledge

3(5)

:

20

[primary reference]

Type: Sida physocalyx A.Gray

Clement, I.D. (1957), Studies in Sida (Malvaceae).

Contributions of the Gray Herbarium of Harvard University

180

:

30-47

[secondary reference]