372 



992 ALNUS GLUTINOSA. 



Counties all, except 71 74, 105 

 111 112 (109 110). 



993 Betula alba. 



Counties all, except 42 46 48 

 (61) 71 74 93 98 105 110 

 112. (1 18 19 29; re- 

 corded as an introduced 

 tree). 



993 Betula verrucosa, 

 pendula. 



2 Corn. east. Briggs sp. 



3 Devon south. Briggs ms. 



12 Hants north ! Baker cat. 



13 Sussex west. Baker cat. 



14 east. Bailey rec. 

 17 Surrey ! 



21 Middlesex. 



27 Norfolk east. Babington. 



31 Hunts. Fryer. 



34 Gloster west. Druce rec. 



36 Hereford. Eev. A. Ley ms. 



53 Line. s. F. A. Lees rec. 



54 n. F. A. Lees rec. 

 58 Chester. J. L. Warren ms. 

 70 Cumberland. Baker cat. 



76 Eenfrew. Hennedy cat. 



77 Lanark. Hennedy cat. 

 85 Fife. Syme cat.f 



00 Clyde-isles. Bailey rec. 



N.B. Seldom recorded unless 

 under the aggregate name 

 of " alba " ; the only name 

 entered in my own notes 

 until a recent date. It 

 may prove to be the more 

 common of the two segre- 

 gates, and to be tacitly 

 taken as the type of alba. 



993 Betula glutinosa. 

 pubescens. 



2 Corn. east. Briggs cat. 



3 Devon south. Briggs cat. 



4 north. A. Bennett. 



11 Hants south ! Towns, cat. 



12 north ! Towns, cat. 



13 Sussex west. Baker cat. 



17 Surrey ! 



18 Essex south. 



19 north. Varenne ms. 



20 Herts. 



21 Middlesex. 



27 Norfolk east. Babington. 

 29 Cambridge. Babingtoncat. 

 31 Hunts. Newbould cat. 



35 Monmouth. 



36 Hereford. Purchas cat. 

 38 Warwick. Kirk cat. 



40 Salop. Leighton cat. 



43 Eadnor. 



44 Carmarthen. Motley cat. 



53 Line. s. F..A. Lees rec. 



54 n. F. A. Lees rec. 

 65 Leicester. 



58 Chester. Hunt sp. 



62 York n. east. Baker cat. 



64 m. west. 



65 n. west. 



66 Durham. Norman oat. 



67 Northumberland. 



68 Cheviotland. 



69 Westmoreland. 



70 Cumberland. Baker cat. 



76 Eenfrew. Hennedy cat. 



77 Lanark. Hennedy cat. 

 80 Eoxb. Brotherston rec. 

 83 Edinburgh. 



87 Perth west ! 

 89 east ! 



92 Aber. south ! 



98 Argyle. 



99 Dunbarton. 



00 Clyde-isles. Hennedy cat. 

 02 Eb. south. Balfour cat. 

 04 north. 



11 Orkney. Syme. 



North Highlands ; Bab. 



