Trichodiadema introrsum (Hook.f.) Niesler in Bradleya 15: 16. 1997
Trichodiadema introrsum in Bradleya 15: 16. 1997
is new combination for Mesembryanthemum introrsum in Bot. Mag.: t. 6057. 1873
Trichodiadema introrsum in Hartmann, Illustrated handbook of succulent plants. Aizoaceae FâââZ: 344. 2001