I 
34 ^ / Cryptcgamia^ Hepatica. 
V ^ f ! 
’ ' ' Blasia pusilla. \ 
Casimir Christo phorus Schmidel. \ 
, Dissertatio de Blasia. Resp. Joh. Chph. Zimmerman. '[ 
\f^Pagg. 52. tab. aenea i. Erlangae, 1759. 4t |i 
^ ■' . Schmidelii Dissertation. botanic. p. 63—^88. j 
■ '• " '■ >• i 
7 7 1. Alga. j| 
i 
. , Lichenes varii, j 
M^illiajn W ATS ou. | 
. I An historical memoir concerning a genus of plants called j 
Lichen. i 
.* .Philosoph. Transact. Vol. 50. p. 652 — 688. ! 
Carolus Godofredus Hagen. 
Tentamen historiae Lichenum, et praesertim Prussicorum, 
Pagg. cxlii. tabb. aen. color. 2. Regiomonti, 1782. 8, 
Georg. Franc. Hoffman n. 
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trata. 
Fascic. I. pagg. 46. tabb. aeneae 8. Erlangx, 1784. 4. i 
De vario Lichenum usu commentatio. ■ 
Sect. I. pagg. 35. ib. 1786. 4. 
Plantae Lichenosae. 
Fascic. I. pagg. 32. tabb. sneae color. 6. 
2.pag. 33 — 64. tab. 7 — 12. Lipsiae, 1789. fol. 
Vol. II. Fascic. i. pagg. 21. tab. 25 — 30. 1791. 
Cari Ludewig Willdenow. 
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Schr. der Berlin. Ges. Naturf. Fr. 6 Band, p. 156, 157. 
James Edward S m i t h . i 
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of Europe. * | 
Transact. of the Linnean Society, Vol. i. p. 81 — 85. 
Fredericus Alexander abHumboldt. J 
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C. H . Pfrsoon. 
Einige bemerkungen uber die Flechten, nebst beschrei- 
