THE REV. W. А, LEIGHTON ON NEW IRISH LICHENS. 243 
spherical, prominent, shining; epithecium a minute depressed pore; perithecium | 
black, entire; paraphyses попе; spores 8, fusco-nigricant, oblong, 1-septate, minute. 
On 
granite rocks, rare. Near Kylemore! co. Galway, Ireland, Mr. Larbalestier 
(1877). 
A delicately beautiful species, to which I give the name of its talented discoverer. 
Spores “016 mm. long, ‘008-0085 mm. broad. Gelatina hymenea I —. 
Fig. 1. 
Fig. 2. 
Fig. 3. 
Fig. 4. 
Fig. 5. 
Fig. 6. 
Fig. 7. 
Fig. 8. 
Fig. 9. 
Fig. 10. 
Fig. 11. 
Fig. 12. 
Fig. 13. 
Fig. 14. 
Fig. 15. 
Fig. 16. 
Fig. 17. 
DESCRIPTION OF PLATE XXXIII. 
Pertusaria incarnata. Enlarged view of the thallus, to show the peculiar structure, the position, 
and the nature of the apothecia. 
Vertical section of apothecium of the same, enlarged. 
Spores of the same lichen, magnified 600 times. 
Lecidea polospora. Vertical section of apothecium, enlarged. 
Its paraphyses, also very considerably enlarged. 
Spores of the same lichen, magnified 1200 times. 
Lecidea grumosa. Vertical section of an apothecium, enlarged. 
Ascus of L. grumosa, enlarged. 
Spores of the same lichen, magnified 1200 times. 
Lecidea antrophila. Section of apothecium, enlarged. 
Spores of L. antrophila, magnified 1200 times. 
Calicium kylemoriense. Three of the apothecia, of natural size. 
An apothecium of the same, enlarged. 
Spores of this lichen, magnified 1200 times. 
Verrucaria Larbalestierii. Enlarged view of the thallus, to show its structure and the position 
of the apothecium. 
Vertical section of the apothecium, also enlarged. 
Spores of the same lichen, magnified 1200 times. 
