156 INDEX TO AMERICAN BOTANICAL LITERATURE 
Benedict, R. C. A fern society campaign for wild plant con- 
servation. Am. Fern Jour. 12: 131-133. 30 D 1922 
Benedict, R. C. Game laws for ferns and wild flowers. Am. 
Fern Jour. 12: 33-45. pl. 2. 11 S 1922. 
Benson, M. Heterotheca Grievii, the microsporange of Heler- 
angium Grievii. Bot. Gaz. 74:121-142. pl. 4 5+ f. 1-8. 
16 O 1922. 
Berry, E. W. Environmental interpretations of fossil plants. 
Pan-Am. Geol. 38: 9-17. Au 1922. 
Berry, E. W. A possible explanation of upper Eocene climates. 
Proc. Am. Phil. Soc. 61: 1-14. S 1922 
Contains frequent references to the fossil flora. 
Berry, E. W. Sagenopteris, a Mesozoic representative of the 
Hydropteraceae. Bot. Gaz. 74: 329-331. f. 1. 23 N 1922. 
Berry, E.W. ‘Tertiary fossil plants from the republic of Haiti. 
Proc. U. . Nat. Mus. 62": 1-10. pl. rf; 2. 1922. 
Includes 7 new species. 
Berry, E. W. Additions to the flora of the Wilcox group. 
S. Geol. Surv. Prof. Paper 131: 1-21. pl. 1-18. 27 Jl 
1922. 
Includes Calatoloides and Plerobalanus, gen. nov., and 12 new species. 
Black, O. F., & Kelly, J. W. Examination of the fruit of Sani- 
cula carnerosana Trelease. Am. Jour. Pharm. 94: 477- 
479. Jl 1922. 
Blake, S. F. New Asteraceae from Utah and Nevada. Proc. 
Biol. Soc. Washington 35: 173-178. 17 O 1922. 
Species of Aplopappus (1), Aster (1), Bahia (1), and Ptiloria (1), with 
_ subspecies of other genera. 
Blake,S.F. Key to the genus Diplostephium, with descriptions 
of new species. Contrib. U. S. Nat. Herb. 24: 65-86. pl. 
21-28. 1922. 
Includes 13 new species from South America, 
Blake, S.F. Two new species of Moraceae air South America. 
Proc. Biol. Soc. Washington 35: 179, 180. 17 O 1922. 
_Brosimum columbianum from Colombia and Brosimiopsis diandra from 
