Index to recent Literature 459 



Guignard, L. Sur les autherozoides et la double Copulation sexuelle 

 chez les vegetaux angiospermes. Rev. Gen. de Bot. ii : 129-135, 

 //. 4. 15 Ap. 1899. 



Harper, R. M. The Pteridophytes of Georgia. Fern Bull. 7 : 65-67. 



Jl. 1899. ' 



Harshberger, J. W. Statistical Information concerning the Pro- 

 duction of Fruit and Seeds in Certain Plants. Contr. Eot. Lab. 



Univ. Penn. 2: 100-109. 1899. 



Harshberger, J. W. Water Storage and Conduction in Scnccio 

 praccox DC. from Mexico. Contr. Bot. T.ab. Univ. Penn. 2: 

 31-40. //. 7, 8. 1899. 



Holm, T. Podophyllum peltatum. Bot. Gaz. 27: 419-433-/ ^- 

 10. 22 Je. 1899. I 



Houlbert, Ch. Phylogenie des Ulmacecs, Rev. Gen. de Bot, 11 : 

 106-119, //. 2,3' 15 Mr. 1899. 



Kennedy, P. B. The Structure of the Caryopsis of Grasses with 

 Reference to their Morphology and Classification. Bull. U. S. 

 Depart. Agric. (Div. Agrost.) 19: 1-44.//. 1-8. 1899. 



Kuntze, O. La nomenclature reformie des Algae et Fungi, d'apres le 

 Code parisien de 1867 et contre les fantaisies de M. Le Jolis. Jour, 

 de Bot. 12: 17-26. Ja. 1899. 



Knoch, Ed- Untersuchungen liber die Morphologie, Biologie und 

 Physiologic der Bliite von Victoria reoia. Bibliotheca Botanica, 47 : 



1-57.//. 1-6. 1S99. 



Lang, W. H, The prothallus of Lycopodium clavatum. Ann. Bot. 



13 '- ^1^-1^1' P^' ^^> ^7' Je. 1899. 

 Lovell, J. H. The Insect Visitors of Iris versicolor. Asa Gray 

 Bull. 7: 47-50. Je. 1899, i 



Macfarlane, J. M. Observations oh some Hybrids between Droscra 

 ■ filiformis and D, intermedia, Contr. Bot. Lab. Univ. Penn. 2 : 87- 



99. //. 12. 1899. 

 Maxon, W. R. A Variety of Z?/V/'i*^///.?. Fern Bull. 7: 63, 64. Jl. 



1899, I 



McKenney, R. E. B. Observations on the Development of some 

 Embryo-sacs. Contr. Bot. Lab. Univ. Penn. 2: 80-86. //. //. 



1899. 

 Meehan, T. Calluna vulgaris, Meehan's Month. 9: 65-66.//. ^. 

 My. 1899. 



Meehan, T. Echinocactus Wliipplei. ^Sleehan's Month. 33-34. //. 

 J. Mr. 1S99. 



