> 



-DURING THE ' CUALLENQEB ' EXPEDITION. 215 



6. Eamalina complanata(5'2^.)j -4^^. [ = i2. bermudiana, Strn., 

 sp. n.]. 



On branches of trees : fertile. (This of course bears no resem- 

 blance whatever to Pht/scia cJirysopTitlialma.) 



7. Parhelia tinctobum, Despr, [=P. tiliacea, var. scortea]. 

 On putrid trunks : sterile. 



8. P. peblata (-t.) [ = P. pJiysodes, var. labrosa]. 



On old wood : infertile. (The specimen is very much sorediata 

 at the margins of the lobes.) 



9. Phtscia Leana, Tuck. [=P. speciosd]. 



On bark of trees, very sparingly. (Thallus K — . The speci- 

 men is somewhat smaller than the original muscicole plant from 

 Ohio.) 



10. P. OBSESSA {Mnt.)j Nyl. Syn. p. 426 [=P. stellaris]. 

 On thin bark, very sparingly, 



11. Lecakoba subfusca, *stlvestbis, Nyl. in Mdnd, Lich. 

 Mader, iS"o. 1. 



On thin bark, very sparingly, associated with the preceding 

 species. (Spores 0008-0-011 millim. long, 0001-0007 millim. 

 thick.) 



12. L. Bebmudensis, Nyh \_ = L. siibfusca^ var. argentatd]. 

 *' Affinis i. umhrincBy sed mox differens, margine thallino apothe- 

 ciorum integro, paraphysibus gracilescentibus, &c. Thallus 



K-."— iVyZ. in lift. 

 On bark of trees : only a fragment seen. 



13. L. chlaboih^ella, Nyl [ = Z. varia, var. symmicta]. " Similis 

 X. cJilaroterodi, Nyl. in Flora, 1876, p. 508, Cubanae, sed differt 

 gelatina hymenialis iodo vinose fulvescente (prsecedente cserules- 

 centia). Spermogonia non visa." — Nyl. in lift. 



On bark of trees : a very small specimen only seen. 



14. L. glaucomodes, Nyl in Flora, 1876, p. 509, * conflec- 

 te:ns, Nyl, [=i;. angulosa, var. alio-pruinosa, Strn.]. *' Differt, 

 L. conjlectens a glaucomodi, paraphysibus distinctis, iodo gelatina 

 hymeniali vinose fulvescente, etc." — NyLin litt. 



On the bark of trees : very sparingly. 



15. Perttjsabia papillata {Ach.\ NyL [=P. leioplaca]. 



On the bark of trees : a mere fragment. 



b2 



