46 ANNALS OF SCOTTISH NATURAL HISTORY 



S. canadensis, L. A not infrequent escape, 92, 94. 



Aster Tripolium, Z., 77, 86 requires confirmation. 



A. paniculatits, Ait., A. Icevigatus, Willd., A. Icevis, L., A. longifolius, 

 Lam., and other North American Asters may be found by 

 streams, near houses, and elsewhere, as outcasts or escapes ; 

 but the determination of these casuals is difficult, andj the 

 records are apt to be not very trustworthy or useful. 



Callistephus hortensis, Cass., 83 casual. 



Erigeron canadense, L., casual, 83. Though widely naturalised else- 

 where in Western Europe this does not seem able to establish 

 itself in Scotland. 



E. acre, Z., 90, delete 88. 



Antennaria dioica, Gcertn., vat: longipedicellata, F.B.W., 92. 

 var. completa, DC., " The Scottish Highlands." 

 var. hyperborea, DC., 104. 



Anaphalis margaritacea, Benth. and Hkr. f. Occasional outcast or 

 casual, 79, 83. 



Gnaphalium sylvaticum, L. In all. 



G. norvegicum, Gitnn., 105. 



Inula Helenium, Z., io 3 f, 77 ("Gl. Cat. "). Ross^(?) ("Top. Bot." 

 ed. 2). 



Pulicaria dysenterica, Gcertn., 75, 77 ("Gl. Cat"). 



Ambrosia artemisicR/olla, L., casual on rubbish, 83, 92. 



A. trifida, L., 83 casual. 



Xanthiiim spinosum, L., casual in 83 and 86. 



Coreopsis tinctoria, Nutt., 83 casual. 



Helianthus animus, L., 83 ; H. argyrophylhis, T. Gr., 92 ; H. 



decapetalus, L., 92 ; H. tuberosus, L., 83, 92, 95 all casuals. 

 Sanvitalia prociimbens, L., 83 casual. 

 Bidens cernua, L., 84, 98. 



B. tripartita, L., 92 casual. 



B. chrysanthemoides, Michaux, 92 casual. 



Cladanthits arabicus, Coss., 83 casual. 



Ac/i i I lea crithmifolia, W. K., 92 casual. 



A. nobilis, L., 83 and 85, rare casual. 



A. Santolina, L., 83 casual. 



A. tomentosa, L., 76, 94, 99, as an escape. 



Anthemis tinctoria, L., casual, 83, 85, 90, 107. 



A. Cotula, Z. So far as seen by me this is a casual or little more 



in Scotland. 76 ("Gl. Cat."), 92, no. 

 A. arvensis, Z., 93 casual, 94 casual. 

 A. altissima, L., 83 casual. 

 A. maritima, L., 83 casual. 

 Anacydus radiatits, Loisel., 95 casual. 

 A davatus, Pers., 83 casual. 

 Chrysanthemum Myconis, L., 92 casual. 



