144 



var. muscorum Sch. 

 Lecidea rupestris Ach. 

 Ligblfoolhiî Ach. 

 luleoîa Ach. 

 var. fuscella Fr. 

 var. endoleuca Nyl. 

 pachycarpa Duf. Nyl. 

 vesîcularîs Ach. 

 aromatîca Ach,; T C. 

 caaescens Ach ; C. C. (Presque tou- 

 jours stérile. J'en ai trouvé, cepen- 



dant, de magnifiques échantillons 



parfaitemenl fructifies à Margezy^ 



sur de vieux ormeaux), 

 /brm. lithophilaHepp. 

 parasema Ach. 

 var. glomerulosa D. C. 

 var. euphorea Floerk. 

 var. enteroleuca Nyl. 

 var. rugulosa Ach. 

 var. elaBochroma Ach. 

 var. flavensNyl. 

 var. leptoderma Dub. Malbr. 

 var. albida Malbr. 

 contingua Fr. 

 var. crustulate Floerk. 

 var. confluens Sch. 

 calcivora Ehrh, non Nvl. Malbr. 

 chondrondes Malbr. ; L. calcivora 



Nyl. 



petraea Nyl, (Sur des petits cail- 

 loux).; R. 

 albo-atra Sch. 

 var. saxicola Nyl, 

 var. epipolia Sch. 

 var. calcarea Weiss. 

 Lecidea disciformi 3 Fr. 

 var. rugulosa Ach. 

 ocellata Floerk. 

 myrîûcarpaD. C. 



grossa Nyl. 

 premnea Ach. 



parasiticaSch. (Sur le thalle du per- 

 ttisaria communis D. C.) 

 Graphis scrîpta Ach. 

 var. limltata Ach. 

 var, varia Ach. 



var. recta Sch. 

 var. fraxinea NyL 

 var, pulverulenta Sch. 

 var. serpentina Ach. 

 form, divaricata Leîght. 



form. flexuosa Leight, 



form, eutypa Ach. 

 form, mîcrocarpa Ach. 

 Graphis dendriûca Ach. 



Smîthii Leight. 



elegans Ach. ; R. 

 Opegrapha varia Pers , var. notba Ach. 



form. mînor Nyl. Malb. Op. popu- 

 lîna. Chev. 

 var, pulicaris Fr. Op. vulvella Ach. 



var. phsea Sch. 

 var. signala Ach, 



form, chlorina Sch. 

 var. diaphora Fr. 



var. tigrina Ach. 

 var. rimalisSch. 



var. tridens Sch. 

 var. saxicola Stlz. 

 Opegrapha atraPers. 

 var. reticulata D. C, 

 var. parallela Leight. Op. cerasi 



Chev. non Pers. 

 var. denigrata Sch. 

 var. nigrita Leight. 

 var. hapalea Nyi.; Op. bullata D. C. 

 var. abbreviata Hepp. FI. Eur. 342. 

 stcnocarpa Ach. 



I 



vulgata Ach. 



var. subsiderella NyL 



lithyrga Ach. (Saintes, sur les arè- 

 nes, les murs.} 



viridis Nyl. Op. rabelU Moug. St 

 Vog, 648; non Pers. (Sur des pieds 

 de charmille). 



herpetica Ach. 



var. dispersa Sch. 633 ; Nyl. 

 var. fuscata Sch. 

 var. rufescens Nyl. 

 Stigraatidium crassum Dub.; R. 

 Arlbonia cînnabarinaNyl, 



form. gregarla Sch. 

 form. pruinata Del. 



