STEERE: BRYOLOGY 297 



Spruce, Richard 



1885. Hepaticae of the Amazon and of the Andes of Peru and Ecuador. Trans, and 

 Proc. Bot. Soc. Edinburgh, 15:i-xi, 1-588. 



StAlfelt, M. G. 



1937. Der Gasaustausch der Moose. Planta, 27:30-60. 



Steere, William Campbell 



1937. Bryoxiphium yxorvegicum, the sword moss, as a preglacial and interglacial 



relic. Ecology, 18:346-358. 



1938. Critical bryophytes from the Keweenaw Peninsula, Michigan. II. Ann. Bryol., 



11:145-152. 

 1942. Pleistocene mosses from the Aftonian interglacial deposits of Iowa. Pap. Mich. 

 Acad. Sci., Arts and Letters, 27(1941) : 75-104. 



1945. Robert Statham Williams (1859-1945). Bryologist, 48:93-99. 



1946a. Mosses of British Honduras and the Department of Pet^n, Guatemala. III. 



Bryologist, 49:72-84. 

 1946b. Cenozoic and Mesozoic bryophytes of North America. Amer. Midi. Nat., 36: 



298-324. 

 1947. A consideration of the concept of genus in Musci. Bryologist, 50:247-258. 

 1948a. Abel Joel Grout (1867-1947). Bryologist, 51:201-212. 

 1948b. Musci. In Polunin, Botany of the Canadian Eastern Arctic. Nat. Mus. Canada, 



Bull., 97:370-490. 

 1948c. Contribution to the bryogeography of Ecuador. I. A review of the species of 



Musci previously reported. Bryologist, 51:65-167. 



1950. Liverworts of Southern Michigan. 2nd ed. Cranbrook Inst. Sci. Bull., 17:1-97. 



1951. Bryophyta of Arctic America. IV. The mosses of Cornwallis Island. Bryologist, 



54:181-202. 



Steere, William Campbell, and Dorothy E. Chapman 



1946. Mosses of El Salvador. Journ. Washington Acad. Sci., 36:219-225. 



Stephani, Franz 



1894. Richard Spruce. Bot. Centr., 57 (pt. 12): 370-374. 



1898-1924. Species Hepaticai'um sive Enumeratio Monographica Hepaticarum Orbis 



Terrarum Hucusque Cognitarum. 6 vols. Geneve: Univ. Geneve et Herbier 



Boissier. 

 1911. Die Lebermoose. Botanische Ergebnisse der Schwedischen Expedition nach 



Patagonien und dem Feuerlande 1907-1909. K. Svensk. Vet.-Akad. Handl., 46 



(pt. 9):l-92. 



Stepputat, W., and H. Ziegenspeck 



1929. Morphologische Untersuchungen iiber die Phylogenie der Laubmoose. Bot. 

 Archiv, 24:1-127. 



ST0RMER, Per 



1940. Bryophytes from Franz Josef Land and eastern Svalbard. Norges Svalbard- 



og Ishavs-Unders0kelser, Meddelel., 47:1-16. 

 1946. Moser fra Skog og Myr. Ill pp., 29 pis. Oslo: Johan Grundt Tanum. 



Strasburger, Eduard 



1894. The periodic reduction of the number of the chromosomes in the life-history 

 of living organisms. Ann. Bot., 8:281-316. 



Sullivant, William S. 



1856. The Musci and Hepaticae of the United States East of the Mississippi River 

 Contributed to the Second Edition of Gray's Manual of Botany, iv + 113 pp. 

 New York: Putnam, 



