Synonyms: Guajava cinerea; Guajava grandifolia (homotypic); Guajava incanescens; Guajava lactea; Guajava microcarpa; Guajava radicans; Guajava riedeliana; Guajava rubescens; Guajava sericea; Psidium albidum (heterotypic); Psidium apaense; Psidium cinereum; Psidium cinereum var. angustifolium; Psidium cinereum var. brevipes; Psidium cinereum var. grandifolium; Psidium cinereum var. incanescens; Psidium cinereum var. intermaedium (homotypic); Psidium cinereum var. intermedium; Psidium cinereum var. paraguariae; Psidium eriophyllum; Psidium grandifolium var. albidum; Psidium grandifolium var. genuinum (homotypic); Psidium grandifolium var. heterophyllum; Psidium grandifolium var. incanescens; Psidium grandifolium var. intermaedium (homotypic); Psidium grandifolium var. intermedium; Psidium grandifolium var. parvifolium; Psidium grandifolium var. tenuinerve; Psidium grandifolium var. ternatifolium; Psidium incanescens; Psidium incanescens var. cuneatum; Psidium incanescens var. parvifolium; Psidium incanescens var. rotundifolium; Psidium lacteum; Psidium lanatum; Psidium microcarpum; Psidium paraguayense; Psidium psychrophyllum; Psidium radicans; Psidium riedelianum; Psidium rubescens; Psidium sericeum; Psidium spodophyllum; Psidium ternatifolium; Psidium yacaense