Physarum newtonii T. Macbr. [as 'newtoni'], Bull. Lab. Nat. Hist. Iowa 2: 390 (1893)
Basionym Name:
Physarum newtonii T. Macbr., [as 'newtoni'] Bull. Lab. Nat. Hist. Iowa 2: 390 (1893)
Homotypic synonyms:
Lignydium newtonii (T. Macbr.) Kuntze, Revis. gen. pl. (Leipzig) 3(3): 490 (1898)