420 On the Determination of the Cladoniei by Hydrate of Potash. 
9. C. schizopora, Nyl. According to Dr. Nylander (zn hit.), 
this has K—. 
10. C. aggregata, Eschw.=Spruce, Amaz. 18. 
Of this fine species my herbarium contains specimens from 
Middle Island and Port Nicholson (Dr. Lyall), Australasia (Dr. 
C. Knight), St. Patrick’s River, Australia (Colenso), Pavians- 
kloof, South Africa (Breutel), Valparaiso (Dr. Puccio). 
11. C. retipora, Flk. Of this beautiful species I have speci- 
mens from Tasmania, Australia, Mount Wellington, Van Die- 
men’s Land. 
* Hrythrocarpe (K—). 
12. C. leporina, Fr.= Wright, Cuba, 44. 
Of this Dr. Nylander (in litt.) says that it is a Cladina, Nyl. 
IV. Prropnoron, Tuck. 
1. P. robustum, Th., Fr. (Ster. Pil. t. 10. f. 3)=T. M. Fries, 
L. Scand. 11. 
This has the reaction K+. 
2. P. aciculare, Tuck. (Ach. Meth. t. 8. f.4; Th. Fr. Ster. 
Pile. VO1. 4): 
The only specimens I have seen of this were collected by 
Dr. Lyall in Sumass, British Columbia, 1859, and have K+. 
3. P. fibula, Tuck. Of this I have seen no specimens; but 
Dr. Nylander says it has K+. 
V. Hereropza, Nyl. 
1. H. Mullerii, Ny}. (Lich. Nov. Caled. p. 39) has K—. 
Of the following Cladonia, described in Dr. Nylander’s Syn- 
opsis, I have seen no specimens, and am also ignorant of their 
reaction :— 
Pheocarpe. 
C. stenophylla, Nyl., C. candelabrum, Bory, C. Caroliniana, 
Tuck. 
Erythrocarpe. 
C. leptopoda, Nyl., C. areolata, Nyl., C. angustata, Nyl., C. 
cristatella, Tuck., C. macilenta var. seductrix, Nyl. 
