• Petalostigma F. von Mueller, 1857
• Petalostigma australianum Baill. accepted as Petalostigma triloculare Müll. Arg.
• Petalostigma banksii Britten & S. Moore
• Petalostigma glabrescens (Benth.) Domin accepted as Petalostigma triloculare Müll. Arg.
• Petalostigma haplocladum Pax & K. Hoffm. accepted as Petalostigma quadriloculare F. Muell.
• Petalostigma humile W. Fitzg. accepted as Petalostigma quadriloculare F. Muell.
• Petalostigma micrandrum Domin accepted as Petalostigma quadriloculare F. Muell.
• Petalostigma nummularium Airy Shaw accepted as Petalostigma pubescens Domin
• Petalostigma pachyphyllum Airy Shaw
• Petalostigma pubescens Domin
• Petalostigma quadriloculare F. Muell.
• Petalostigma triloculare Müll. Arg.