Index to American botanical literature 701 



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Heller, A. A. Mule ears. Muhlenbergia 5 : 131, 132. 23 O 1909. 



Wyef7iia mollis Gray. 



Hickel, R. Notes pour servir a la determination pratique des Abieti- 

 nees. Bull. Soc. Dendn France 1909; 13-21. 15 F 1909. 



Hitchcock, A. S. Stable nomenclature practically unattainable. Sci- 

 ence II. 30: 597, 598. 29 O 1909. 



Hone, D. S. The Pezizales^ Phacidiales^ and Tuberales of Minnesota. 

 Minnesota Bot. Stud. 4 : 65-132. //. i4'-ig. 10 Je 1909. 



Hone, D. S. Two Basidiomycetes new to Minnesota : Exohasidium 

 mycetophilum and Cantharellus retirngus. Minnesota Bot- Stud. 4 : 

 61-64.//. ^^--^J- 10 Je 1909. 



House, H. D. Studies in the North American Convolvulaceae — V. 

 Quamoclii. Bull. Torrey Club 36: 595-603. 30 O 1909. 



Includes a new species, Q. Langlassei House, from Mexico. 



Huber, J. • Sur la decouverte de deux firicacees dans la plaine amazon- 

 ienne. Bull. Soc. Bot. Geneve II. 1 : 245-249. f, i, 2. 30 Je 

 1909. 



Two new species, Leiicothoe Ditckei djad. Gaylitssacia amazonica. 



« * 



Kirkwood, J. E. Desert scenes in Zacatecas. Pop. Sci. Mo. 75 : 435- 

 451. [O] 1909. [Illust.] . 



Knowlton, C. H,, 6^ others, Habenaria dilatata^ an omitted record. 

 Rhodora 11 : 179, 180. 29 S 1909, 



i 



Kunze, R- E. Echifwcactus arizonicus R. E. Kunze n. sp. Monats. 

 Kakteenk. 19: 149, 150, 151. 15 O 1909. [Illust.] 



Leavitt, R. G. Seedlings and adventitious plants of Drosera. Torreya 

 9: 200-203. ^^ ^ 1909. 



Macoun, J. M. Notes from the herbarium of the Geological Survey of 

 Canada. Ottawa Nat. 23: 12X, 122. 18 O 1909, 



McGregor, E. A. Two new spermatophytes from California. Bull. 

 Torrey Club 36: 605-609. /. /-j. 30 O 1909. 



Oxytheca Abramsii McGregor and Alalacothrix arachnoidea McGregor. 



Moore, A. H. A color form of Carum Carvi, Rhodora 11 : 178. 

 29 S 1909. 



Nash, G. V. A new grass endemic in Jamaica. Torreya 9: 209, 

 210. 26 O 1909. 



DanlJionia Shrevei Britton. 



Nash, G. V. The cycad collection. Jour. N. Y. Bot. Gard. 10 : 

 225-227, //. YO* O 1909. 



Peirce, G. J. The possible effect of cement dust on plants. Science 

 IL 30 : 652-654. 5 N 1909. 



