330 A Monogmph of the Myxoga^tves. 



Stemonitis hicolor, Gmel., Sys., ii., 1469 (1791). 

 Sphaerocarjms luteus, Bull, t. 407, f. 2 (1797). 

 Spliaerocarints viridis, Bull., t. 407, f. 1 (1797). 

 Sphaerocmjms mcrantius, Bull., t. 484, f. 2 (1797). 

 Physarum aureiom, Pers., Disp., t. 1, f. 6 (1801) ; Grev., t. 



124; Ditm., t. 23. 

 Plujsarmn viride, Pers., Syn., p. 172 (1801); Ditm., t. 24; 



Nees., f. 108. 

 Fhi/sarum aurantmr/i, Pers., Syn., t. 3, f. 7 (1801). 

 Physancm luteum, Pers., Syn., 172 (1801). 

 TricUa viridis, DC, Fl. Fr., ii., 252 (1805). 

 Trichia aurantia, DC, Fl. Fr., ii., 253 (1805). 

 Physamm nutans, /3. viride, Fr., S. M., iii., 129 (1829) ; Cooke, 



Hdbk., n. 1135, var. B. 

 Physctrurii nutans, y. atirenm., Fr., S. M., iii., 129; Cooke, 



Hdbk., n. 1135, var. y. 

 Physancm nuta^is, 8. coccineum, Fr., S. M., iii., 129. 

 Physarmn striatum, c. aurantiaciim, Fr., S. M., iii., 131. 

 Physarum nutans, c. luteovire7is, Rabh., Fl. Cr., 2268 (1844). 

 Physarum viride, Fr., S. V. S., 453 (1849). 

 Physarum aureicm, Fr., S. V. S., 453 (1849). 

 Physarum coccineum, Fr., S. V. S., 453 (1849). 



Tilmadoclie gracilenta, Rost. 



Sporangia globose, slightly umbilicate below, wall hlacJcisJi- 

 hrotun, hoary with scattered particles of lime ; stem elongated, 

 thick at the base, which is expanded into a small hypothallus, 

 tapering upwards and usually slightly curved, dark brown below, 

 paler above, longitudinally wrinkled, filled with particles of 

 lime; capillitium rather scanty, threads irregularly anastomos- 

 ing, nodes scattered, small, elliptical, containing colmircd granules 

 of lime ; spores globose, brownish-lilac, very minutely verruculose 

 or smooth, 8 — 10 jn diameter. 



Tilmadoclie gracilenta, Rost., Mon., p. 129; Sacc, Syll., vii., 1, 

 n. 1246; Raunk., Myx. Dan., 76. 



On bark and wood. Britain (a specimen from Sowerby's 

 Herbarium^ uamed by Rostafinski) ; Europe ; United States. 



