Index to recent Literature 195 



New species in Thalictrwn, Rumex (2), Lapfiula, Allocarya (2), Solidago, Cole- 

 osanthus (5), Coreopsis, Parthenium, Picradenia and Zygadetms (2). 



Greene, E. L. Studies in the Compositae— VIII. Pittonia, 4 : 242- 

 284. 26 Ja. 1901. 



New species in Bidens (20), Megalodonta (gen. nov. ) (2), Conoclinium (3), 

 Eupatorium (8) and Anlennaria. 



Greene, E. L. Taraxacum in North America. Pittonia, 4: 227-233. 

 5 Ja. 1901. 



Eight new species described. 



Graenicher, S. The Fertilization of Symphoricarpos and Lonicera. 

 Bull. Wis. Nat. Hist. Soc. II. I: 141-156./. 1-6. Jl. 1900. 



Greenman, J. M. The Genus Senecio in New England. Rhodora, 3 : 

 3-7- 2 Ja. 1901. 



Eight species enumerated. S. Balsamitae pauper cuius (Mx.) Fernald, and S. Bal 

 samitae praelongus, new varieties. 



Heller, A. A. Catalogue of North American Plants north of Mexico, 

 exclusive of the lower Cryptogams. Second edition. 1-252. [Lan- 

 caster, Pa.] 10 N. 1900. 



1 6j673 species and varieties enumerated, besides the additions and corrections. Pp. 

 3-8 contain new combinations in nomenclature. 



Heller, A. A. Some Changes in Nomenclature. Muhlenbergia, 1 : 

 1-8. 10 N. 1900. 



A continuation of pp. 3-8 of the second edition of his catalogue of North American 

 Plants. 



Hennings, P. Fungi mattogrossenses a Dr. R. Pilger collecti 1899. 

 Hedwigia (Beiblatt), 39 : (i34)-(i39). 10 Au. 1900. 



New species in Afarasmius, Pluteus> Pleurotus, Lycoperdon, Dimerosporium, Pi/- 



Heydrich, F. 



Hypoxx 



Museum 



Paris. Engler's Bot. Jahrb 



J 



Melob 



from California, Bermuda, Labrador and South America. 



Hieronymus, G. Plantae Lehmannianae praesertim in Columbia et 

 Ecuador collectae, Compositae II. Engler's Bot. Jahrb. 28 : 559- 

 659. 11 Ja. 1901. 



Mikania 



charis, Ackyrocline, Greenmania gen. nov., Clibadium, Polymnia, Stem mate/la, 



Wedelia 



Mutisi 



Kellerman, W. A. Twelve Additions to the Ohio Plant List. Ohio 



Naturalist, I : 59, 60. F. 1901. 



