164 YORKSHIRE NATURALISTS' UNION. 



1 1 72. S. alba. White willow. Damp places, not uncommon. 



1173. S. undulata. Ure Banks district (Lees, 1. c). 



1 175. S. purpurea. Purple willow. Marshes and river-sides, 

 common. Ure and Skell Banks ; Pilmoor Carr, 

 Sharow, &c. 



11 7 7. S. rubra. Banks of Skell; Hackfall district (Lees, 1. c). 



1178. S. viminalis. Common osier. River banks, common. 



1 1 79. S. stipularis. Ure Banks district (Lees, 1. c). 

 1181B. S. rugosa. Ure Banks district (Lees, 1. c). 



1 183. S. cinerea. Grey willow. Wet places, common. 



1 199. Pinus sylvestris. Scotch fir. Woods, generally 

 planted ; spontaneous at Leckby Carr. 



1203. Taxus baccata. Yew. Flourishes in woods, especially 

 near Fountains, with unusual luxuriance in this neigh- 

 bourhood. 



MONO COTYLED ONES. 



1204. Typha latifolia. Bullrush. Ponds and river banks, 

 not uncommon. Sharow mires ; in a ditch near 

 Hewick Bridge, &c. 



1206. Sparganium ramosum. Bur-reed. Ponds, &c., 



common. 



1207. S. simplex. Unbranched bur-reed. In similar places 



to, but much rarer than the foregoing. Ure Banks 

 below Hewick Bridge. 



1209. S. minimum. Least bur-reed. Ponds, &c. Ure 



Banks district (Lees, 1. c); near Copt Hewick. The 

 remarks by Baines under the name6'.//rt;/<3';/J'("Staveley 

 Carrs and ponds near Ripon") may not improbably 

 refer to this species. 



1210. Acorus calamus. Sweet flag. Ponds and ditches. 



" Lake at the sHp above Kirby Knowle, near Thirsk." 

 I am unable to say whether the plant still gi-ows there. 



Trans.y.N.U., 1883 (pub. 1884). Series E 



