Tout dépend de quel Physarum album on parle et c'est le danger quand on ne met pas le nom des auteurs .
Je pense que tu veux parler de Physarum album (Bull.) Chevall., Fl. Gén. Env. Paris 1:336 (1826)
[non Ph. album (Nees) Fr., 1829, nec Ph. album Fuckel, 1865. basé sur Sphaerocarpus albus Bull., 1791, et qui maintenant a priorité sur Physarum nutans Pers., 1795]
En conséquence les Synonymes sont :
Sphaerocarpus albus Bull., Hist. Champ. France 137 (1791) [Previously published by Bulliard in Herb. France, pl. 407 fig. 3 (1789) and pl. 470 fig. 1 (1790), but the genus is not described, and the art. 42.1 of ICBN (descriptio generico-specifica) is not applicable]
Stemonitis alba (Bull.) J.F.Gmel., Syst. Nat. 2:1469 (1792) [Nom. illeg., non S. alba Schrank, 1789] [M. & A., 317]
Trichia alba (Bull.) Raeusch., Nomencl. Bot. 349 (1797) [Nom. illeg., non T. alba With., 1796, nec T. alba Purton, 1821] [M. & A., 317]
Tilmadoche alba (Bull.) T.Macbr., N. Amer. Slime-Moulds 58 (1899) [M. & A., 318]
Physarum album (Bull.) Moesz, Folia Crypt. 1:133 (1925) [Comb. superfl., proposed earlier by Chevallier, Fl. Gén. Env. Paris 1: 336 (1826] [Petrak's list, 1922-1928, 1953:287]
= Physarum nutans Pers., Ann. Bot.(Usteri) 15:6 (1795) [M. & A., 317]
Tilmadoche nutans (Pers.) Rostaf., Sluzowce Monogr. 127 (1874) [M. & A., 318]
= Trichia nutans Trentep., in Roth, Catal. Bot. 1:227 (1797) [Nom. illeg., non T. nutans Bull., 1791] [M. & A., 317]
= Physarum albopunctatum Schumach., Enum. Pl. 2:200 (1803) [M. & A., 317]
= Physarum bulbiforme Schumach., Enum. Pl. 2:200 (1803) [M. & A., 317]
= Physarum marginatum Schumach., Enum. Pl. 2:202 (1803) [M. & A., 317]
Physarum didymium Schumach., Enum. Pl. 2:203 (1803) [Cited by Rostafinski, Sluzowce Monogr. 127 (1874), as synonym of Tilmadoche nutans (Pers.) Rostaf.]
Didymium marginatum (Schumach.) Fr., Syst. Mycol. 3:115 (1829) [M. & A., 317]
= Physarum pini Schumach., Enum. Pl. 2:203 (1803) [M. & A., 317]
Tilmadoche pini (Schumach.) Rostaf., Sluzowce Monogr. 128 (1874) [M. & A., 318]
= Physarum furfuraceum Schumach., Enum. Pl. 2:204 (1803) [M. & A., 317]
Didymium furfuraceum (Schumach.) Fr., Syst. Mycol. 3:116 (1829) [M. & A., 317]
= Physarum subulatum Schumach., Enum. Pl. 2:354 (1803) [Recognized by Fries, Syst. Mycol. 3: 133 (1829). Rostafinski, Sluzowce Monogr. 129 (1874), cites it as a synonym of Tilmadoche gracilenta (Fr.) Rostaf.]
= Trichia cernua Schumach., Enum. Pl. 2:211 (1803) [non T. cernua (Pers.) Poir., 1808] [M. & A., 317]
Physarum cernuum (Schumach.) Fr., Syst. Mycol. 3:130 (1829) [M. & A., 317]
Tilmadoche cernua (Schumach.) Fr., Summa Veg. Scand. 454 (1849) [M. & A., 318]
= Physarum nutans var. subtile Alb. & Schwein., Consp. Fung. Lusat. 93 (1805)
= Physarum nutans var. vulgare Alb. & Schwein., Consp. Fung. Lusat. 93 (1805)
=? Physarum albipes Link, Ges. Naturf. Freunde Berlin Mag. Neuesten Entdeck. Gesammten Naturk. 3:27 (1809) [Possible synonym] [M. & A., 318]
= Physarum gracilentum Fr., Syst. Mycol. 3:133 (1829) [M. & A., 317]
Tilmadoche gracilenta (Fr.) Rostaf., Sluzowce Monogr. 129 (1874) [M. & A., 318]
= Physarum leucophaeum var. flexuosum Rostaf., Sluzowce Monogr. 114 (1874)
= Physarum leucophaeum var. violascens Rostaf., Sluzowce Monogr. 114 (1874)
Physarum nutans var. violascens (Rostaf.) Lister, Monogr. Mycetozoa 51 (1894)
= Tilmadoche nutans f. propria Rostaf., Sluzowce Monogr. 128 (1874)
Tilmadoche nutans var. propria (Rostaf.) Berl., in Saccardo, Syll. Fung. 7:359 (1888)
= Tilmadoche nutans f. rigida Rostaf., Sluzowce Monogr. 128 (1874)
Tilmadoche nutans var. rigida (Rostaf.) Berl., in Saccardo, Syll. Fung. 7:359 (1888)
Tilmadoche cernua var. rigida (Rostaf.) L.F.Celak, Arch. Naturwiss. Landesdurchf. Böhmen 7(5):69 (1893) [M. & A., 234]
= Tilmadoche cernua var. deflexa L.F.Celak, Arch. Naturwiss. Landesdurchf. Böhmen 7(5):69 (1893) [M. & A., 234]
= Physarum nutans var. iricolor Brândza, Ann. Sci. Univ. Jassy 8: 283 (1914)
= Physarum nutans f. rubrum Nann.-Bremek. & Y.Yamam., Proc. Kon. Ned. Akad. Wetensch., C. 90(3):341 (1987)
Physarum nutans var. rubrum (Nann.-Bremek. & Y.Yamam.) Chao H.Chung, in Chung & Liu, Taiwania 42(4):282 (1997)
En conclusion c'est ce que nous appellions "Physarum nutans" Persoon
