Synonyms
Tetrapterys ambigua (A.Juss.) Nied.
Mascagnia ambigua f. paraguayensis Nied.
Mascagnia ambigua var. distans Griseb.
Tetrapterys paraguariensis Nied.
Tetrapterys ambigua var. paraguayensis (Nied.) Nied.
Tetrapterys ambigua var. lanata Nied.
Mascagnia lanata (A.Juss.) Skottsb.
Mascagnia paraguayensis Nied.
Hiraea ambigua var. lanata A.Juss.
Mascagnia ambigua (A.Juss.) Griseb.
Tetrapterys paraguariensis subsp. argentea Nied.
Tetrapterys pilifera S.Moore
Tetrapterys lundiana Nied.
Tetrapterys paraguariensis subsp. glabrescens Nied.
Hiraea ambigua A.Juss.
Tetrapterys lundiana var. inaequialata Nied.
Tetrapterys lundiana var. primaeva Nied.