Index to Recent Literature 567 



Fernald, M. L. Some undescribed Mexican Phanerogams, chiefly 



Labiatae and Solanaceae. Proc. Am. Acad. 35: 562-573. 12 Je. 

 1900. 



New species and varieties in Pelexia, Scutellaria , Stachys, Calamintha, Cuni'a, 

 Hyptis, Lycium, Margaranthus , Athenaea, Phy satis, Solatium, Datura, Cestritm, 

 Aster and Encelia. 



Fontaine, W. M. Notes on Fossil Plants collected by Dr. Ebenezer 

 Emmons from the older Mesozoic Rocks of North Carolina. Ann. 

 Rept. U. S. Geol. Surv. 20*: 277-315.//. 38-48. Je. 1900. 



Fontaine, W. M. Notes on Mesozoic Plants from Oroville, Cali- 

 fornia. Am. Rept. U. S. Geol. Surv. 20 2 : 342-368. //. 49-67. 

 Jl. 1900. 



Grout, A. J. Two new species of Brachythecium. Bryologist,3 : 

 36-39. //. 1. Jl. 1900. 



Brachythecium Noveboracense Grout and B. Washingtoniannm Eaton MSS. 



Harper, R. A. Sexual Reproduction in Pyronema confluens and the 

 Morphology of the Ascocarp. Ann. Bot. 14: 321-400. //. 19-21. 

 S. 1900. 



Holzinger, J. M. Some new North American Mosses. Bot. Gaz. 

 30: 122-125.//. it. 15 Au. 1900. 



Johnson, D. S. On the Endosperm and Embryo of Peperomia pel- 

 lucida. Bot. Gaz. 30: 1-11. pf. /. 19 Jl- 1900. 



Knowlton, F. H. Description of a small Collection of Fossil Wood 

 from the Triassic Area of North Carolina. Ann. Rept. U. S. Geol. 

 Surv. 20 2 : 272-274. pi. 37. f. 1-9* Jl. 1900. 



Describes Arauearioxylon Woodworthi and A. Virgimanum. 



Knowlton, F. H. Description of a new species of Arauearioxylon 

 from the Cycad Bed of the Freezeout Hills, Carbon County, Wyoming. 



Surv. 20-': 4.18, aiq. />/. 17S./. 1-6. Jl. 



Ann. Rept. U. S. Geol. Su 

 1900. 



Arauearioyxlon ? obscurum n. sp. 



Knowlton, F. H. Description of a new Genus and Species of Fossil 



Wood from the J 



Ann. Rept. U. S. Geol. 



f.1-6. Jl 



Pinoxylon Dacotense gen. et sp. no v. 



ang, W. H. Studies in the Development and Morphology of Cy- 

 cadean Sporangia, II. The Ovule of Stangcria paradoxa. Ann. 

 Bot. 14: 281-306. //. 17 j 18. Je. 1900. 



