APPENDIX D.—PRIVATE HERBARIUM. 185 
Aira flexuosa var. 
This from Ben Lawers. 
is pee i Deschampsia flexuosa, Trin., var. montana (Huds.)— 
Aira scabra, Setacea of Knapp, Gram. Brit. 
On heaths where water has stood through winter. 
[This is Deschampsia discolor, Roem. & Schult.—G. C. D.] 
Poa alpina, var. b. 
This variety on the Corby Craig, parish of Tomaden (?). 
[A luxuriant form of Poa alpina. David Don describes a 
variety of alpina as var. glomerata, and this may be what he 
GD) 
Poa glauca. 
On rocks in Angusshire, but rare. 
[Not P. glauca, Sm., but a glaucous form belonging to the 
nemoralis group, slightly sR soraacnidp P. Balfouru. He sent 
true glauca to Smith in 1810 from Ben Lawers. See Herb., 
Smith.—G, C. D.] 
Poa flexuosa. 
n Nevis and Loch-na-gare, two of the highest moun- 
tains in “Scot land. 
[The solitary specimen evidently came from Loch-na-gar, 
and is my P. alpina, L., var. acutifolia, as are some of his 
Ben Nevis specimens in Herb., Smith.—G. C, D.] 
Poa cesia. 
On a on Ben Lawers. 
[P. cesia, Sm. Don also sent Ben Lawers P. cesta to Smith 
after Rte he plate in in English Botany was drawn. It is in Herb., 
Smith D.] 
Poa trivialis, var. b. 
P. setacea, of Hudson. 
[This is P. érivialis, L., var. Koeleri, Doell.—G. C. D.] 
Poa humilis var. 
On walls. 
[This is ss atensis, L., var. subcerulea (Sm.)=P. humiits, 
Ehrh.—G, C. D.] 
