TREMELLA. PHAEOTREMELLA. GTJEPINIA 733 



Spores white, "pear-shaped, or subglobose, 12-16 x 10/x, or 9-10//," 

 Karst. Solitary, or clustered. Conifer branches. Sept. March. Not 

 uncommon, (v.v.) 



2502. T. rubiformis (Fr.) Quel. (= Naematelia rubiformis FT.) Corda, 

 Icon, i, fig. 299, A. Rubus, blackberry ; forma, shape. 



R. 4-5 mm., yellow, hemispherical, subsessile, gyroso-tuberculose. 

 Nucleus small. Dead branches, twigs, and moss. Oct. Rare. 



2503. T. virescens (Schum.) Quel. (= Naematelia virescens Cda. sec. 

 Fr.) Corda, Icon, in, t. 6, fig. 90, as Naematelia virescens Cda. 



Virescens, becoming green. 



R. 5-6 mm., greenish, suborbicular, sessile, depressed, gyroso- 

 tubercular. Flesh subgelatinous. Spores white, "elliptical, apiculate, 

 18 x 11/i " Massee. Rotten wood, furze, ivy. Jan. Dec. Not un- 

 common, (v.v.) 



Phaeotremella Rea. 



(<ato9, dark; tremella, the genus Tremella.) 

 Same characters as Tremella, but the spores dark coloured. 



2504. P. pseudofoliacea Rea. Trans. Brit. Myc. Soc. in, t. 20. 



i/reuS?79, false ;foliacea, the species T.foliacea. 

 R. 4-10 cm., somewhat cinnamon, very much lobed, undulate, 

 smooth, plicate at the base. Flesh concolorous, gelatinous, sub- 

 diaphanous. Spores umber, globose, or broadly obovate, 12 x 9-12/t. 

 Conidia hyaline, elliptical, 9 x 6/4. Stumps, and posts. May Nov. 

 Not uncommon, (v.v.) 



Guepinia Fr. (= Gyrocephalus Pers.). 

 (Jean Pierre Guepin, a celebrated botanist.) 



Receptacle gelatinous, firm, erect, ear-shaped, spathulate, or in- 

 fundibuliform, substipitate, or sessile. Hymenium inferior, smooth, 

 or indistinctly veined. Basidia ovoid, vertically cruciately divided 

 into one or two compartments, with long sterigmata. Spores white, 

 oblong, or oval, smooth, producing sporidiola on germination. Grow- 

 ing on the ground, and on wood. 



2505. G. helvelloides (DC.) Fr. (= Gyrocephalus rufus (Jacq.) Bref.) 

 Rolland, Champ, t. 105, no. 240, as Guepinia rufa. 



Helvella, a genus of fungi; etSo9, like. 



R. 5-10 cm. high, 4-6 cm. broad, rosy orange, becoming red, erect, 

 variable in form, subspathulate, deeply infundibuliform, like Cra- 

 terellus cornucopioides, substipitate, or sessile, diaphanous, entire, or 

 lobed. Hymenium concolorous, smooth, or slightly wrinkled, white 



