MOSSES. 297 



Bruchia brevifolia Snlliv. 

 Dry, exposed sandy ground. Mobile County, .Spriugbill. 

 Louisiauiau area. Louisiana to Florida. 



Bruchia drummoudii Hampo. B. hrevipcn Hook. A: Wils., not Hook.' 



With the above, Mobile County, Springhill. 



Louisiauian to Carolinian area. Eastern Louisiana, South Carolina, southern Vir- 

 ginia. 



PLEURIDIUM Brid. 



Pleuridium subulatum (Schreb.) Bruch &, Schimp. 



Dry exposed ground. Lee County, Aul>urn, bare hill.s (Baker cf- Earle). 

 Louisianiau and Carolinian areas. Florida to Pennsylvania, California. Europe. 



Pleuridium alternifolium robustum Sulliv. &, Lesq. 



In humid depressions on sandstone rocks. Raccoon Mountains (Lesquereux). 

 Carolinian area. Washington, D. C. Illinois. 



ARCHIDIUM Brid. 



Archidium ohioense Schimp. 



Meadows and waste lields. Raccoon Mountains (Lesquereiix). 

 Carolinian area. New Jersey, central Ohio. 



Family PHASCACEAE. 



ASTOMUM Hampe. 



Astomuni ludovicianum Sulliv. A. .luUirantii Schimj]. 



Crassy banks, bare borders of fields. Mobile County, frequent. March, April. 



Louisianiau and Carolinian areas. Eastern Louisiana to Florida, north to >sew 

 Jersey and Ohio. 



Family WEISIACEAE. 



MOLLIA Schrank. 



Mollia viridula (L.) Lindb. TVeisia ririditla Hedw. 



Sandy ground, common throughout. Mobih; County, March. 



Louisianiau to AUeghenian area. Texas to Florida, north to New England, 

 Canada, Northwest Territory, and Vancouver Island. Europe. 



Mollia longiseta (Lesq. & .Tames). Wcisia viridula ausiraliif Aust. 



On sandy ground, Mobile County. Lee County, Auburn (Baker tj- Earle). 

 Louisiauian and Carolinian areas. Florida to New .Jersey. 



Family DICRANACEAE. 



TREMATODON Rich. 



Trematodou longicollis Rich. 



Damp sandy ground. Baldwin County, Magnolia Springs; damp rocks, not com- 

 mon. June. 



Louisiauiau and Carolinian areas. North to New Jersey and Pennsyh ania. 



DICRANELLA Schimp. 



Dicranella debilis (Hook. A: Wils.) Lesq. & .James. 



Damp shaded ground. Mobile County; walls of ditches, abundant. December to 

 March. 



Louisiauian area. Louisiana to Florida and South Carolina. Cuba. 



' See Bulletin Torrey Club, vol. 21, p. 361. 



