256 The Scottish Naturalist. 



Fagus sylvatica L. Is very abundant in many places, but has 



no claims to be considered a native. 

 Carpinus Betulus L. Is pretty common in some places, but can 



make no claim to be native ; at Inverurie, &c. 

 Populus alba L. and P. nigra L. Are both to be seen in a good 



many places, but only where planted, or where the seeds of 



introduced trees have been dispersed. 

 Salix. Of this genus numerous species have been introduced,. 



and may at times be found apparently wild, in shrubberies, 



or even in natural thickets on the banks of our rivers. I 



have nothing special to add to the records in the Guide. 



GYMNOSPERMS. 

 Conifers. 



Pinus austriaca and other species of the genus, along with 

 various species of Abies (alba, nigra, &c), and a good many other 

 Conifers are to be met with in plantations ; but the only intro- 

 duced species of Conifers that may be met with apparently wild, 

 alike from their situation and from their abundance are : — 



Abies excelsa. 



A. pectinata. 



Larix Europaea L. 



MONOCOTYLEDONS. 



Typhace^e. 



* Typha latifolia L. Recorded by Dr. Dickie from Loch of Park ; 



is still abundant there. 



Aracejg. 



* Arum maculatum L. Thoroughly naturalised in various places- 



near Aberdeen, as recorded by Dr. Dickie, at Seat on and 



Rubislaw. 



Hydrocharidace^:. 



* Elodea canadensis Mich. (Anacharis Alsinastrum Bab.). 



Thoroughly naturalised in Rubislaw Quarries and burn, at 

 Culter near St. Cyrus in the North Esk, &c. Accidental ? 

 No longer on Old Aberdeen Links. 



Liliace/e. 



* Polygonatum multiflorum All. At Monymusk (i860, A. 



Ogston), o ,nd elsewhere as recorded in Guide. 

 Asparagus officinalis L. Peterhead (i860, A. Ogston); an 

 escape. 



