ARNOLD: LICH. EXSICC. 83 



lina polymorpha Ach. (Index R. tinctoria Web. polymorpha Ach. 

 f. capitata Ach.). 1747 a,b. Cladonia botrytes Hag. 1748. Si- 

 phula Ceratites Wbg. 1749. Gyrophora arctica Ach. 1750. En- 

 docarpon miniatum L. a. f. papillosum Anzi. b. f. complica- 

 tum S\v. 



1751. Gyrophora hyperborea Ach. 1752. Ramalina dilace- 

 rata Hoff, minuscula Nyl. a. f. pollinariella Nyl. b,c. f. obtu- 

 sata Arn. 1753. Cladonia pityrea Flk. a. I Zwackhii, A: scy- 

 phifera et hie inde crassiuscula Coem. b. (et Index f. hololepis 

 Flk.). 1754. Cladonia firma Nyl. 1755 a,b. Imbricaria sinuosa 

 Sm. 1756. Imbricaria acetabulum Neck. 1757. Peltidea venosa 

 L. 1758 a — c. Sticta aurata Sm. 1759. Stictina silvatica Huds. 

 f. microphyllina Kplh. 1760. Nephromium laevigatum Ach. f. 

 papyraceum Hoff. Schær. 1761. Rinodina milvina Wbg. 1762 a. 

 Rinodina corticola Arn. b. Rinodina pyrina Ach. 1763. Thal- 

 loidima mesenteriforme Vill., mamillare Gou. 1764. Biatora 

 vernalis L. f. minor Nyl. 1765. Biatora obscurella Somfrt. : 

 phaeostigma Kbr. 1766. Lecidea atronivea Arn. 1767. Buellia 

 aethalea Ach. 1768. Placographa tesserata DC. 1769. Acolium 

 tigillare Ach. 1770. Thelidium papulare Fr. 1771. Lecidea 

 dispersula Arn. 1772. Rhyrabocarpus punctiformis Zopf. 

 1773. Echinothecium reticulatum Zopf. 1774. Gyrophora vellea 

 L. 1775. Lecanora argopholis Wbg. 1776. Buellia minutula 

 Hepp. 1777. Physcia scopularis Nyl. 1778. Lecanora expallens 

 Ach. Nyl. 1779. Lecidea promixta Nyl. 1780. Buellia niger- 

 rima Nyl. 1781. Rhizocarpum illotum Nyl. 1782. Physma 

 Mülleri Hepp. 1783. Cornicularia umhausensis Auwd. 1784 a,b. 

 Cladonia furcata H. adspersa Flk. 1785. Gyrophora anthracina 

 Wulf. 1786. Pannaria plumbea Lightf. 1787 a. Rinodina corti- 

 cola Arn. b. Lecidea parasema Ach. 1788. Lecanora atriceda 

 Fr. 1789. Lecanora constans Nyl. 1790. Pertusaria ophthalmiza 

 Nyl. 1791. Pertusaria Waghornei Eckf. (Index Hult). 1792. Bia- 

 tora symmictiza Nyl. 1793. Lecidea jurana Schær. 1794. Le- 

 cidea jurana Schær. f. dispersa Arn. 1 795. Lecidea crustulata 

 Ach. 1796. Bilimbia corisopitensis Picquen. 1797. Thelidium 

 dominans Arn. 1798 a,b. Leptogium sinuatum Huds. 1799 a,b. 

 Collema multifidum Scop. 1800. Tornabenia flavicans Sw. 

 1801. Arthopyrenia Kelpii Kbr. (?) 



