O s c i 1 1 a t o r I a. 



Osc. nigra, Vauch. t. i5. fig. 4. . Ag. 



Lyngb. t. 26. Hook. 

 Osc. gyrosa, Grat. 



Osc. nigrescens, Mong. & Nest I. ]V:o 792. 

 In rivulis quietis aquae innatans, Scandina- 



viae. Galilee, Helvetia. 



Color radii in exsiccata obscure vel atro- 

 viridis paululum cacruleo t.inctus (fere K:o 22. 

 tab. Mirbelianae). 

 fi. Boryana, thermalis. 

 Ad Borcette & Aix la Chapelle sec. Bory. 



i4 O. corium, filis lutescentibus rigidius- 

 culis curvatis in stratum compactum 

 siibcoriaceum ftisco-viride intricatis. 

 Osc. corium, Ag. 

 Ad saxa in rivulis subalpestribus Scandinavise. 



1 5. 0. sub fused) filis hyalinis rigidis rectis 

 in stratum compactum violaceofuscum 

 breviter radians intertextis. 

 Conf. mucosa confragosis rivulis innascens, 



Dill. t. 2. fig 4. 

 Conf yiolacea, Huds. 

 Conf. tonfragosa, Lightf. 

 Osc. subfusca , Vauch. t. i5. f. 5. Ag. 



Lyngb. t. 26. 

 Osc. purpiireo-caruled) Mart. 

 Osc. corium, Lyngb. 

 Trichophorus fitscus, Pal. Beauv. sec. herb. 



Poiretii. 



In fluviis ad saxa. 

 Radius interdum viridescens. 



^, Thermalis, subvirescens. 

 In aqua calida Thermarum GastunL 



