Perezia alamanii var. oolepis (Bartl.) Bacig. accepted as Acourtia humboldtii (Less.) B.L.Turner (original description)
Perezia alamanii var. typica Bacig. (original description)
Perezia aspera Bacig. accepted as Acourtia purpusii (Brandegee) Reveal & R.M.King (original description)
Perezia aspera Bacigal. (original description)
Perezia dissiticeps Bacigal. (original description)
Perezia dissiticeps Bacig. accepted as Acourtia dissiticeps (Bacig.) Reveal & R.M.King (original description)
Perezia dugesii var. pilulosa Bacig. accepted as Acourtia pilulosa (Bacig.) B.L.Turner (original description)
Perezia dugesii var. typica Bacig. (original description)
Perezia lobulata Bacig. accepted as Acourtia lobulata (Bacig.) Reveal & R.M.King (original description)
Perezia lobulata Bacigal. (original description)
Perezia montana var. intermedia Bacig. accepted as Acourtia patens (A.Gray) Reveal & R.M.King (original description)
Perezia montana var. typica Bacig. (original description)
Perezia rigida var. acuminata Bacig. accepted as Acourtia fruticosa (La Llave & Lex.) B.L.Turner (original description)
Perezia rigida var. linearifolia Bacig. accepted as Acourtia fruticosa (La Llave & Lex.) B.L.Turner (original description)
Perezia rigida var. typica Bacig. (original description)
Perezia scapiformis Bacig. accepted as Acourtia scapiformis (Bacig.) B.L.Turner (original description)
Perezia scapiformis Bacigal. (original description)