460 INDEX TO AMERICAN BOTANICAL LITERATURE 
Elliott, G. R. B. Relation between the downward penetration 
of corn roots and water level in peat soil. Ecology 5: 
175-178. f. 7-2... Ap"’ 29 My 1924. 
Evans, A. W. Report on the Hepaticae of Nebraska. Bryologist 
27: 49-52. “My” 2 Jl 1924. 
Felt, E. P. Some plant galls and how they come. Gard. Mag. 
39: 354-355. “Jl’’ Je 1924. [Illust.] 
Fernald, M. L. Polystichum Mohrioides and some other sub- 
antarctic or Andean plants in the northern hemisphere. 
Rhodora 26: 89-95. ‘“‘My”’ 18 Je 1924. 
Contr. Gray Herb. N. S. no. LXXII. I. Including new combinations. 
Fernald, M.L. The dwarf Antennarias of northeastern America. 
Rhodora 26: 95-102. pl. 142. “My” 18 Je 1924. 
Contr. Gray Herb. N. S. no, LXXIT. II. Including two new species. 
Fernald, M. L. The eastern American representatives of 
Arnica alpina. Rhodora 26: 103-107. pl. 143. ‘My’ 18 
Je 1924. 
Contr. Gray Herb. N. S. no. LXXII. III. Including A. Griscomi, n. sp. 
Fernald, M. L. Some Senecios of eastern Quebec and New- 
foundland. Rhodora 26: 113-122. pl. 144. “Je"’ 5 Jl 1924. 
Contr. Gray Herb. N. S. no. LX XII. IV 
Fernald, M. L. New or recently restudied plants of eastern 
America. Rhodora 26: 122-127. ‘‘Je”’ 5 Jl 1924. 
Contr. Gray Herb. N. S. no. LXXII. V. Including A goseris gaspensis 
sp. nov. and new combinations. 
Frenguelli, J. Resultados de la primera expedicién a Tierra 
del Fuego (1921). Diatomeas de Tierra del Fuego. Anal. 
Soc. Ci. Argentina 97: 87-118. 1924. 
Including 2 new species in Navicula and new varieties. 
Gager, C. S. The educational value of a botanic garden. 
Museum Work 7: 3-10. My-—Je 1924. [Lllust.] 
Macine eciar S. A revision of Emilia. Kew Bull. Misc. Inf. 
1924: 137-144. 1924. 
bis: tropical American species. 
Gardner, M. W. A native weed host for bacterial blight of bean. 
Phytopathology 14: 341. 21 Jl 1924 
