LIFE HISTORY OF FOSSOMBRONIA CRISTULA 



CONTRIBUTIONS FROM THE HULL BOTANICAL LABORATORY 264 



Arthur W. Haupt 





(with plates xiv-xix and one figure) 



Fossombronia, according to Schiffner (8), comprises 26 species 

 of world wide distribution. The genus belongs to the family 

 Codoniaceae of Cavers (2), which is, next to the Haplomit- 

 riaceae, the highest family of the anacrogynous Jungermanniales. 



Noteroclada 



forms 



of genuine leaves corresponding to those of the acrogynous Junger- 

 manniales, and represent, with the Haplomitriaceae, possible 



forms from which 



named 



(1) in 1868, who found it growing "on damp 



Jersey. For many 



material 



in any other locality in the United States. This no doubt was due 

 to the small size and obscure habitat of the species. In 191 5 

 Evans (3) made a taxonomic study of F. cristula and stated that 

 specimens had been collected in Massachusetts, Connecticut, New 

 York, New Jersey, West Virginia, and Indiana. Land found the 



miles 



miliary 



Hill (5) in 1016 from material furnished 



Land 



irrow 



, Indiana, 



miles 



the author 



by Austin. 



crispula, which is not the name 



en it 



Material 



material 



the sporophyte was kindly furnished by Dr. Land from 



from 



t> 



Botanical Gazette, vol. 60] 



Additional plants 



[318 



