PLANTS COLLECTED OK OBSERVED. 511 



Sphagnum medium glaucescens Wamstorf . Virginia Beach, Oct. 2 (No. 2091 ) , 



in a marshy place in the pine woods. 

 Sphagnum recurvum ambliphyllum f . pulchricoma C. Muell. In swales in the 



Desert. Cape Henry, July 27 (No. 1801b). 

 Sphagnum virginianum Warnstorf, n. sp. Margin Lake Drummond, Dismal 



Swamp. July 14 (1068). 



BRYACEAE. 



Aulacomnium palustre (L.) Schwaegr. Margin of Lake Drummond (No. 1655). 

 Aulacomnium palustre polycephalum Bruch & Schimp. On an old tree stump. 



Dismal Swamp (No. 2:552). 

 Aulacomnium sp. With the preceding (No. 2351 ) . 

 Dicranum flagellare Hedw. On decaying logs. Dismal Swamp (Nos. 1612, 1654, 



1074). 

 Dicranum scoparium (L.) Hedw. On the ground in moist woods; along Cohoon 



Creek, near Suffolk (No. 1710); the Desert. Cape Henry (No. 1835). 

 Funaria hygrometrica (L.) Sibth. Moist soil, Virginia Beach (No. 1419); 



abundant along the Dismal Swamp Canal. 

 Funaria hygrometrica calvescens Bruch & Schimp. Moist soil, Virginia 



Beach (No. 1423). 

 Hypnum boscii Schwaegr. On old stumps and logs, border of Lake Drummond 



(No. 2303). 

 Hypnum cupressiforme L. On a moist bank at roadside, Northwest (No. 2373). 

 Hypnum spp. Undetermined, material insufficient. (Nos. 1642, 1787, 1849. ) 

 Leptodon trichomitrion (Hedw.) Mohr. On old logs and stumps, Dismal 



Swamp (No. 1042). 

 Leucobryum albidum Brid. L. minus Sull., not Michx.) Moist ground, near 



margin of Lake Drummond (Nos. 1670, 1071). 

 Leucobryum glaucum (L.) Schimp. On a moist bank at roadside, Northwest 



(Nos. 2373a, 2374). 

 Leucodon brachypus Brid. (No. 215a. ) 

 Leucodon julaceus (Hedw.) Sull. On the bark of Liquidambar and other trees, 



Wallaceton (No. 1789); Virginia Beach (No. 2150). 

 Mnium afhne Bland. On old logs and stumps. Dismal Swamp (No. 1641). 

 Plagiothecium latebricola Bruch & Schimp. (No. 2351.) 



Plagiothecium micans Sw. Near the margin of Lake Drummond (No. 1672a). 

 Polytri'chum commune L. Moist ground: Northwest (Nos. 1509. 2309); Wal- 

 laceton (1791); common. 

 Polytrichum ohiense R. & C. Kempsville, Princess Anne County (No. 1048). 

 Raphidostegium microcarpum (Muell) Jaeg. & Sauerb. Near the margin of 



Lake Drummond (No. 1662). 

 Thelia hirtella (Hedw.) Sull. On the bark of Acer rubrum, Dismal Swamp 



(No. 1790). 

 Thuidium recognitum (Hedw.) Lindb. On old logs and stumps in the Dismal 



Swamp (Nos. 1641 b, 1656, 2364). 

 Thuidium scitum (Beauv.) Aust. On old logs in the Dismal Swamp (No. 



1786). 



PTERIDOPHYTA. 



OSMUNDACEAE. 



Osmunda cinnamomea L. Common in shaded swamps (Nos. 1214, 1628, 2159). 

 Osmunda regalis L. With the preceding, but less common (No. 100 C. & K). 



1 Determined by Mrs. Elizabeth G. Britton. 



