Index to Recent Literature 271 



Rydberg^ P. A. A Monograph of the North American Potentilleae. 

 Mem. Dept. Bot. Cohimbia Univ. 2: 1-221. //. 1-112. 25 N. 

 1898. 



Three new genera are proposed : Stellariopsis {Polentilla § Stellariopsisj Baillon), 



w 



founded on Ivesia ia7tia/ifioidt's dr^jy Co7?iarrlIa founded on Ilorkelia ? midtifoliata 

 Torr. and Potcutilla sabulosa Jones ; and Sibbaldiopsis^ founded on Potentilla tridenfaia 

 Soland. Many new species, varieties, and names m Pvientilla^ Horkelia^ Ar^entiua^ 

 Fragaria, Daiiphora and Drymocallis. 



Saunders, DeA. Four siphoneous Algae of the Pacific Coast. Bull. 

 Torr. Bot. Club, 26: 1-4. //. j^o. 16 Ja. 1899. 



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Schmidle, W. Algologische Noti/en. All. Bot. Zeitsch. 5 : 2. Ja. 

 1899. 



Description of a new genus and species, Phylloplax candelabrum from Ecuador. 



Scribner, F. L. & Williams, T. A. New Species of North Amer- 

 ican Grasses. Circ. U. S. Dept. Agric. (Div. Agrost.) 9: 1-7. 

 24 P\ 1899. 



New species In Poa^ Ej'agroUis and Elyntus. 



Schumann, K. Die Frucht von Cereiis hamatiis Scheidw. Monats- 

 schr. fiir Kakteenkunde, g: 22-25. //. 15 F. 1899. 



r 



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Schumann, K. Echinoccreits iuerinisYx. Ad. Hge. oder Echinocercus 

 K?tippelianNs\Athn, Monatsschr. fiir Kakteenkunde, g : 25-27. 15 



F. 1899. 



Setchell, W. A. Directions for collecting and preserving Marine 

 Algae. Erythea, 7: 24-34. i Mr. 1899. I 



Smith, E. F. The Second Annual Meeting of the Society for Plant 

 Morphology and Physiology. Am. Nat. 33 : 199-217. Mr. 1899. 



Stone, G. E., & Smith, R. E. Nematode Worms. Bull. Mass. 

 Exper. Sta. 55: 1-68, J>/. 1-12. N. 1898. 



Pre^^ared by botanists and contains much that is botanical, 



Sturgis, W. C. Report of Mycologist. Rept. Conn. Exper. Sta. 



+ 



21 : 159-222. 1898. 



Gives literature of fungous diseases. 



Toy, C. H. Etymology of Anemone. Rhodora, i : 41, 42. Mr. 



1899. 



T _ ' F 



True, R. H. The physiological Action of certain plasmolyzing 

 Agents. Bot. Gaz. 26: 407-416. D. 1898. 



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Vail, A. M. Studies in the Leguminosae. — III. Bull. Torr. Bot. 

 Club, 26: 106-117. 18 Mr. 1899. 



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Notes on tlie genus DoIicJiobis {^Rhyuchosia) in the United States, with new names, 

 specieSj and varieties, and note on Paroscia Ltiniholtzii (Rob. & Fern.). 



