Sphaeralcea angustifolia (Cav.) G. Don Sphaeralcea angustifolia (Cav.) G. Don, Gen. Hist. 1: 465. 1831 sec. Hanes 2016≡Malva angustifolia Cav., Diss. 2: 64. 1786 syn. sec. The Plant List 2013=Malva longifolia Sessé & Moc., Fl. Mexic., ed. 2: 158. 1894 syn. sec. The Plant List 2013