28 
Veronica scutellata (L.) 
Veronica raontana (L. ) 
Ajuga rep tans (L.) var. alba. 
Euphorbia Lathyris (L.) nr. Criggion. 
Ornithogalum umbellatum (L.) 
Likewise the Laburnum — Cytisus Laburnum (L.) occurred in a 
quasi-naturalized state on Moel-y-Golfa. 
Among Ferns and Fern allies the only ones observed were : 
Pteris aquilina (L.) 
Asplenium Ruta muraria (L.) 
Asplenium Trichomanes (L.) 
Asplenium adiantum nigrum (L.) 
Athyrium Filix. fcemina (Berch). 
Lastrea Filix. Mas. (Aich). 
Polypodium vulgare (L.) 
Polypodium Dryopteris (L.) 
Equisetum arvense (L.) 
Pilularia globulifera (L. ) 
Mr. M. M. Haktog (who was present as a visitor) said 
that when examining Desmids lately taken from a jar con- 
taining Chara, he had discovered a decided nucleus in the 
species known as Closterium aggregatum. 
