Allosidastrum pyramidatum (Desp. ex Cav.) Krapov., Fryxell & Bates in Syst. Bot. Monogr. 25: 74. 1988 sec. Fryxell 1988
- ≡Sida pyramidata Desp. ex Cav., Diss. 1: 11, pl. 1, f. 10. 1785 syn. sec. Fryxell 1988
- =Sida leiophylla Spreng., Syst. Veg. 3: 121. 1826 syn. sec. Fryxell 1988
- =Sida dumosa var. fendleri Baker f. in J. Bot. British and Foreign 30: 296. 1892 syn. sec. Fryxell 1988
- =Sida dumosa Sw., Prodr. 101. 1788 syn. sec. Fryxell 1988