I916. No. 8. MONOGRAPH OF THE NORWEGIAN PHYSCIACEAE. 9 



Apothecia large, gonidia glomerate, placed in the margin and (in 

 Auapt.fiisca) under the hypothecium or (in Anapt. spcciosa and Auapt ciliaris) 

 within the pseudocortex. Hypothecium pale. Paraphyses easily discrete, 

 thin, incrassate at the apices, septate, undivided or not unfrequently furcate 

 or branched towards the apices. Asci octosporous. Spores brown, one- 

 septate, ellipsoidical, constricted at the septum, large (ca. 25 — 40X13 — 20 //1. 



Perifulcrium dark at the ostiolum, otherwise uncoloured, or darkened 

 with age, fulcra endobasidial, pycnoconidia short, straight, cylindrical or 

 narrowly ellipsoidical. 



Chemical reaction. No colouring by CaCloOo. Reaction with KOH 

 important, characteristic of the species. Hymenium first blue by J, then 

 sordid vinous red. asci sometimes persistent!}- blue. 



Clavis specierum. 



I. Thallus brown. i. Auapt. fusca. 



I* Thallus white or grey. 



2. Thallus white, sorediate, without marginal cilia, KOH yellow. 



2 . Anapt. speciosa 

 2* Thallus greyish, not sorediate, with spreading marginal cilia, 

 KOH negative. 3. Anapt. ciliaris. 



I. Anaptychia. fusca (Huds.) Wain. 



Lichen fusens Hudson Flora Anglica edit. II (1798) p. 533. Wahlenberg 

 Flora Lapponica (1812) p. 426. 



Lichen aquiUis Acharius Prodromus (1798I p. 109. 



Parmelia aquila Acharius Methodus (1803) p. 201. Acharius Liche- 

 nographia Universalis (1810) p. 488. Koerber Systema Lieh. Germ. (1855) 

 p. 89. Jatta S3dloge Lieh. Ital. (1900) p. 144. 



Anaptychia aquila Massalongo Memorie lichenogr. (1853) p. 36, fig. 31. 



Physcia aquila Nylander Prodromus Lieh. Gall. Actes de la Soc. 

 Linn. de Bord. (1857) p. 309. Nylander SN-nopsis Lichenum vol. I (i860) 

 p. 422. Th. Fries Lieh. Arctoi (i860) p. 62. Nylander Lieh. Scand. 

 (1861) p. iio. Th. Fries Lieh. Scand. I (1871) p. 134. Kindt Bidrag til 

 Kundskab om Trondhjems Lavvegitation. Kgl. Norske Vid.-Selsk. Skrifter 

 (1880) p. 29 (Trondhjem 1881). Crombie Brit. Lieh. I (1894) P- 3^^- 

 Havaas Floristiske undersøgelser. Berg. Mus. Aarb. 1897. no. III, p. 9. 

 Glück Morpholog. d. Flechtenspermog. V'erh. des Naturhist.-Mediz. Vereins 

 zu Heidelberg, vol. VI. N. F. (1899) p. 146 (66) fig. 37—38. Olivier 



