139 



Index to Recent American Botanical Literature. 



Apple Twigs— A Chemical Study of. G. E. Patrick. (Bull. 



No. 4, Iowa Agric. Exp. Sta., 99-103). 

 Apple Twigs.~An Investigation of. Byron D. Halsted. (Bull. 



No. 4, Iowa Agric. Exp. Sta., 104-132). 

 Barnardesia rosea. (Gard. Chron., v. ^:^oo, fig. 55). 

 Bota7iy in the High School. Volney M. Spaulding. (Michigan 



School Moderator, ix. lZZ-?)?>^)- 

 Calochortus Obispoensis. (Garden and Forest, li. 160, Fig. loi). 

 Chestnut Tree—The. ] T. Rothrock. (Forest Leaves, ii. 35. 



36 ; illustrated by a plate of the large tree at North Brook, 



Chester Co., Pa.) 



Contributions to the Life Histories of Plants, Nos. II and III. 



Thos. Meehan. (Reprinted from Proc. Phil. Acad. Nat. Sci., 



Oct. 9 and Nov. 27, t888). 



"Some new facts on the life history of Yucca,'' — "A study of 

 the Hydrajigea in relation to cross-fertilization," — " On the forms 

 of Lomcera Japonica, with notes on the origin of the forms,' 

 ' Svnlacina bifolia" with reference to the relative number of 

 stomata on the upper and lower leaf surfaces, — " Dichogamy and 

 Its significance," — " Trientalis Americana,''' which is noted as being 

 stoloniferous, also a list of comparatively local plants found in the 

 companionship of Trientalis, June 3d, — "On the glands in some 

 Garyophyllaceous flowers," are the subject headings of the articles 

 included in these papers. Most of these will be recognized by 

 botanists as having been presented in abstract at the meetings of 



the A. A. A. S. 



Dicentra Cucullaria and D. Canadensis. (Vick's Monthly, xii. 



124, 125, illustrated). 

 Enumeratio Plantarjim Guatemalensium imprimis a H. De 



Tuerckheim collectarum. Pars \. John Donnell Smith. (8vo. 



pp. 6%, Oquawka, 1889). 



This is the Hst of tickets for the sets of specimens collected in 

 Vera Paz, Guatemala, by Herr Von Turckheim which Captain 

 Smith has so carefully studied for several years, and which he is 

 now very generously preparing for distribution in the principal 

 American and European herbaria. The new species have been 

 described in the Botanical Gazette and noted in these columns. 



