1921] Fernald, — Expedition to Nova Scotia 257 



THE GRAY HERBARIUM EXPEDITION TO NOVA SCOTIA, 



J 920. 



M. L. Fernald. 



(Continued from p. J.'/?'.) 



S. 8ERICEA Marsh. Apparently rare in western Nova Scotia. 

 Yarmouth Co.: sandy and cobbly beach of Fanning Lake, Carleton. 



* S. rostrata Richardson, var. CAPREIFOLIA Fernald, Hhodora, 

 xvi. 177 (1914). Digby Co.: small trees in woods and thickets at 

 margin of Lily Lake, Sandy Cove. 



** S. humilis Marsh., var. keweexawensis Earwell, Mich. Aead. 

 Sei. Ann. Rep. vi. 206' (1904). Most if not all material from the 

 Maritime Provinces and Newfoundland belongs to this northern 

 variety, characterized by broadish often obovate leaves with a 

 satiny or lustrous velvety pubescence. It is widely dispersed in 

 Nova Scotia in both dry and wet habitats. 



** S. Smitkiana Willd. See Fernald & Wiegand, Rhodora, xii. 

 104, 137 (1910). Naturalized on clay bank by the sea, Baddeck. 



* S. purpurea L. Very abundantly naturalized by wet roadsides 

 about Yarmouth. See p. 95. 



Myrica carolinensis Mill. Abundant in the silicious regions, 

 but rare or perhaps largely absent from Digby to Truro. 



* Betula lutea Michx. f., var, alleghaniensis (Britton) Ashe, 

 Bull. Charleston Mus. xiv. 11 (1918). Wooded lake-margins of 

 Yarmouth and Digby Cos. apparently as common as typical B. lutea. 

 Macoun's records of B. lenta may be based on var. alleghaniensis. 



* P. papyrifera Marsh., var. cormeolia (Regel) Fernald. Occa- 

 sional in Yarmouth Co. 



Ostrya virginiana (Mill.) K. Koeh. Not seen west of Annapolis 

 Co. See pp. 137, 170. 



** Alnuh INCANA (L.) Moench, var. hypochlora Call. Jahresb. 

 Schles. Ges. lxix. pt. 2: 79 (1891). Leaves green beneath, slightly 

 pubescent or glabrate. Yarmouth Co.: thicket bordering Sloane 

 Lake, Pleasant Valley. 



Urtiea dioica L. Waste ground about towns; occasional in Yar- 

 mouth and Shelburne Cos. 



Laportea canadensis L. Hants Co.: alluvial woods along Five- 

 Mile River. See pp. 137, 170. 



Arceuthohu'M pusilum Peek. Apparently common throughout 

 the province. See p. 97. 



** Burner alpinus L. Yarmouth Co.: abundantly naturalized in 

 a springy field, Rockville. See p. 107. 



R. pallidus Pigel. Gravelly sea-beaches, Yarmouth and Shel- 

 burne Cos. See p. 155. 



