257 



GrapIIIS VIRGINEA, Esch. Spor.-E long. 0,050-75, crass. 

 0.0 1 6- 1 8 millim. lodo coerulesccntes et simul thalamium 

 coerulcscens. 



r 



GR APHIS VIRGINEA, Esch. var. FULVESCEXS, Tuck. [G. SCdlpt 



— . mm 



f^ 



Apotheciis hiascentibus, 



denium planis, testaceo-pallcscentibus. 



Obs. Graphis stibvirginea, Nyl, est Gr. Virginia, Mont., qucE 



non est Gr. virginca, Eschw. 



This lichen occurs throughout the northern portion of the 

 United States, and has been distributed under the name of G, 

 scalp turata. It occurs in Florida about Jacksonville on Ilex 



Cassinc. 



Grapiiis SUBFULGURATA, Nyl., spec. nova. Thallus macula 

 pallida Indicatus ; apothecia obducta vel subobducta, gracilia, 

 flexuosa et raniosa, epithccio angusto; sporai 8-nae, fuscae, 

 oblongae, quadri locularcs aut triscptatic, long. 0.0 18-21, 

 crass. 0.006-8 millim. (lodo non tinct.ne) ; hypothecium in- 

 color. 

 Forsan et Ferrurina consideranda ; accedere tamen videtur 



/ 



I long , 0.011-15 



crassit. fere 0.007 millim. A lichen having given much doubt as 

 to its identity may now be placed here as a 'well authenticated 



species. 



This lichen, not observed by all collectors, however, abounds 



throughout Florida, and has been more frequently observed in 



the neighborhood of Jacksonville. The specimens that I had 



were collected by Mr. Calkins. 



Pvrenula SUBPUNCTIFORMIS, Nyl., nova spec. Sat similis P. 



punctifonnis, Ach., at sporis triscptatis et nonnihil majoribus, 



long. 0.018-22 crass. 0.006 millim. 



A not uncommon species, frequently found associated on the 

 same bark with P. punctifonnis and other Pyremdce and prob- 

 ably mistaken for /'. fallaciosa, Stitz. 



Notes on Asplenium pinnatifidum, Nutt. 



So remarkable have been the discoveries oi Asplenium piujia- 

 tifiduni, Nutt, in Lancaster Co., Pa., during the present season, 

 that a few notes concerning it seem to be worth recording. A. 

 pinnatifidum, Nutt., was first discovered in this county by Prof. 

 T. C. Porter, June 14th, 1864, near Georgetown, and afterwards 



