194 INDEX TO RECENT LITERATURE 
Schaffner, J. H. The Maximum Height of Plants, IV. Ohio Nat. 3: 
4%6.. N yoo2. 
Schaffner, J. H. Observations on Self-pruning and the Formation of 
Cleavage-planes. Ohio Nat. 3: 327-330. D 1902. 
Schaffner, J. H. The Flora of Little Chicken Island. Ohio Nat. 3: 
wer, 332. D199. 
Schaffner, J. H. Ohio Stations for A/yriostoma. Jour. Mycol. 8: 
273. a6 D 1902. 
Schaffner, J. H. & Tyler, F. J. Notes on the Self-pruning of Trees. 
Ohio Nat. 1: 29-32. f. 7-g. Ja igor. 
Schinz, H. Beitrage zur Kenntnis der Amarantaceen. Bull. Herb. 
Boissier, II. 3: 1-9. 30D 1902. 
Includes Celosia Persicaria sp. nov., from Peru. 
_ Schneider, A. Contributions to the Biology of Rhizobia—II. The 
Motility of RAzzobium mutabile. Bot. Gaz. 35: 56-58. 20 Ja 1903. 
Schumann, K. Cereus Spegazzint. Monats. Kakteenk. 12: 195. 15 
D 1902. [Tllust. ] 
Schumann, K. Ein neues Epiphy/um. Monats. Kakteenk. 13: 9, 
10. 15 Jatgo3.  [Illust.] 
£. delicatulum N. E, Brown, from Brazil, 
Schumann, K. Einige Mittheilungen tiber Me/ocacfus-Arten. Monats. 
Kakteenk. 13: 10, 11. 15 Ja 1903. 
Seward, A. C. & Ford, S.0. The Anatomy of Zodea, with notes on 
the Geological History and Affinities of the Osmundaceae. ‘Trans. 
Linn. Soc. Bot. II. 6: 237-260. A/. 27-370. Ja 1903. 
Seymour, A.B. TZrichomanes Petersit found anew. Torreya, 3: 19- 
ar. 19. F 1903. 
Simkins, J.D. A Record of Observations on the Dandelion. Ohio 
Nat. 3: 334-336. D 1902. 
Small, J. K. The Rediscovery of Z//ottia. Jour. N. Y. Bot. Gard. 
a: 133, 1%4: > An t961: 
Small, J. K. & Nash, G.V. Report ona Trip to Florida. Jour. N. 
Y. Bot. Gard. 3: 29-35. F 1902. 
Smith, J.D. Undescribed Plants from Guatemala and other Central 
American Republics. —XXIV. Bot. Gaz. 35: 1-9. f/. 7. 20 Ja 
1903. 
New species in Clusia, Melochia, Microsechium, Psychotria, Rudgea, E upatorium, 
Sideroxylon, Styrax, Dianthera, Ocotea, Croton, Zamia, and Guzmania. 
