54 ILLINOIS STATE GEOLOGICAL SURVEY CIRCULAR 480 



ANDREWS, H. N. , JR., 1948, Some evolutionary trends in the pteridosperms: Bot. 

 Gazette, v. 110, no. 1, p. 13-31. 



ANDREWS, H. N., JR., 1951, American coal-ball floras: Bot. Rev., v. 17, no. 6, p. (P,b) 

 4-30-469. 



ANDREWS, H. N. , JR., 1952, Some American petrified calamitean stems: Missouri Bot. (P,b,s) 

 Garden Annals, v. 39, no. 3, p. 189-218. 



ANDREWS, H. N., JR., 1956, A note on the nodal anatomy of Ankyropteris glabra (P,b) 



Baxter: Missouri Bot. Garden Annals, v. 43, no. 4, p. 379-380. 



ANDREWS, H. N. , JR., I96I, Studies in paleobotany: John Wiley and Sons, New York, 

 ^87 p. 



ANDREWS, H. N. , JR., and S. N. AGASHE, 1963, A new sporangium from the American Gar- (P,b,s) 

 boniferous: Palaeobotanist, 1962, v. 11, no. 1, 2, p. 46-48. 



ANDREWS, H. N. , JR., and S. N. AGASHE, 1965, Some exceptionally large calamite (P,b) 



stems: Phytomorphology, v. 15, no. 1, p. 103-108. 



ANDREWS, H. N. , JR., and G. J. FELIX, 1952, The gametophyte of Cardiocarpus spinatus (P,b) 

 Graham: Missouri Bot. Garden Annals, v. 39, no. 2, p. 127-135. 



ANDREWS, H. N. , JR., and L. W. LENZ, 1943, A mycorrhizome from the Carboniferous of (P,b) 

 Illinois: Torrey Bot. Club Bull., v. 70, no. 2, p. 120-125. 



ANDREWS, H. N., JR., and T. S. MAHABALE, I96I, The extra-stelar tissues of certain (P,b) 

 American calamite axes: S. P. Agharkar commemoration volume, p. 89-96. 



ANDREWS, H. N., JR., and S. H. MAMAY, 1948, A Crossotheca from northern Illinois: (P,c,s) 

 Missouri Bot. Garden Annals, v. 35, no. 3, p. 203-206. 



ANDREWS, H. N. , JR., and S. H. MAMAY, 1951, A new American species of Bowmanites : (P,b,s) 

 Bot. Gazette, v. 113, no. 2, p. I58-I65. 



ANDREWS, H. N. , JR., and S. H. MAMAY, 1952, A brief conspectus of American coal ball (P,b) 

 studies: Palaeobotanist, v. 1 (Birbal Sahni Memorial volume), p. 66-72. 



ANDREWS, H. N. , JR., and S. H. MAMAY, 1953, Some American Medullosas: Missouri Bot. (P,b) 

 Garden Annals, v. 40, no. 3, p. 183-209. 



ANDREWS, H. N. , JR., and S. H. MAMAY, 1955, Some recent advances in morphological 

 paleobotany: Phytomorphology, v. 5, no. 2, 3, p. 372-393. 



ANDREWS, H. N. , JR., and W. H. MURDY, 1958, Lepidophloios - and ontogeny in arbores- (P,b) 

 cent lycopods: Am. Jour. Botany, v. 45, no. 7, p. 552-560. 



ANDREWS, H. N. , JR., and EL0ISE PANNELL, 1942, Contributions to our knowledge of (P,b) 

 American Carboniferous floras. Part 2. Lepidocarpon : Missouri Bot. Gar- 

 den Annals, v. 29, no. 1, p. 19-34. 



ARNOLD, C. A., 1938, Note on a lepidophyte strobilus containing large spores, from (P,c,s) 

 Braidwood, Illinois: Am. Midland Naturalist, v. 20, no. 3, p. 709-712. 



ARNOLD, C. A., I947, An introduction to paleobotany: McGraw-Hill Book Co., Inc., 

 New York, 433 p. 



ARNOLD, C. A., 1958, Petrified cones of the genus Calamostachys from the Carbonifer- (P,b,s) 

 ous of Illinois: Univ. Michigan Mus. Paleontology Contrib., v. 14, no. 10, 

 p. 149-164. 



ARNOLD, C. A., i960, A lepidodendrid stem from Kansas and its bearing on the problem (P,b) 

 of cambium and phloem in Paleozoic lycopods: Univ. Michigan Mus. Paleon- 

 tology Contrib., v. 15, no. 10, p. 249-267. 



ARNOLD, C. A., and W. E. STEIDTMANN, 1937, Pteridospermous plants from the Pennsyl- (P,b) 

 vanian of Illinois and Missouri: Am. Jour. Botany, v. 24, no. 9, p. 664- 

 65O. 



