139 
2. A. microspermus, Tul., 115 ; Hepp, 471 ; Linds., N. Z. 
Lich. and Fungi, 447 ; Monogr. Abroth., 8 ; Korb., 
Syst., 216. 
Syn. Lecidea thallicola, Mass. 
On thallus of Parmelia caperata. 
Spores small, colourless or brown (Hepp) ; of same form 
as in preceding (Tul.). 
3. A. Welwitzschii, Tul., 115; Linds., Monogr. Abroth., 
8; Hist. Brit. Lich., 315; Korb., Par., 456; 
Hepp, 370 and 371 ; Leight., Exs., 191. 
Syn. Sticta fuliginosa, v. abortiva, Scliaer. 
Abrothallus Smithii, v. pulverulenta, Linds., 
Monogr. Abroth., 34. 
On thallus or apothecia of Sticta sylvatica with its var. 
Dufourii, Del., 1 2 and S. fuliginosa. 
Spores 6 — 8 ; otherwise as in A. Smithii, Tul. I refer 
both microspermus and Welwitzschii, as mere forms, to A. 
Smithii? 
4. A. oxysportts, Tul., 116; Hepp, 37; Mudd, 225; 
Linds., K. Z. Lich. and Fungi, 410 ; Monogr. 
Abroth., 30. 
Syn. Lecidea, Kyi., Prod., 145. 
Nesolechia, Korb. 
Lichen ampullaceus, Wulf. 
On thallus of Parmelia sax at ilis, P. conspersa, P. caperata, 
P. Borreri, P. sinuosa, Cetraria glauca, Evernia furfur acea. 
Spores simple, sometimes 2-locular or physcioid, ellip- 
soid, straight, sometimes curved, 3 colourless. Possesses sper- 
mogonia. The plant is apparently rare in Germany 7 and 
Italy, as neither Korber nor Massalongo had met with it 
(fide Korb., Par., 462). 
5. A. Curreyi, Linds., N. Z. Lich. and Fungi, 409. 
On thallus of Parmelia perforata. 
Spores 8, simple, ellipsoid, colourless. 
6. A. Moorei, Linds., Observations on new Lichenicolous 
Micro-Fungi. 
On Cladonia bellidiflora, Ach., Kelly’s Green, Ireland. 
Spores 8, ellipsoid, simple, colourless. 
7. A. Usnece, Rabenhorst, Exs., 537 ; Linds., N. Z. Lich. 
and Fungi, 444. 
On thallus, cephalodia and apothecia, of Usnea barbata, 
vars. florida, ceratina, and plicata. 
1 Associated here sometimes with Celidium Pelvetii (q. v.), Hepp, 370. 
2 Linds., ‘Monograph Abrothallus,’ 8. 
3 Linds., “ N. Z. Lichens,” ‘Trans. Linn. Society,’ vol. xxv, p. 514. 
