168 REPORT OF THE CONFERENCE ON GENETICS. 
Lychnis diurna x alba 
Stellaria graminea x uliginosa 
Hypericum perforatum x dubium 
x tetrapterum 
dubium x tetrapterum 
humifusum x perforatum 
Medicago falcata x sativa 
Potentilla argentea x Tormentilla 
Alchemilla alpina x vulgaris 
Pyrus communis x Aria 
Malus x torminalis 
x Aria 
Aria x torminalis 
Aucuparia x Aria 
Krigeron acris x canadensis 
Senecio vulgaris x sylvaticus 
sylvaticus x viscosus 
Carduus, numerous hybrids 
Cirsium, numerous hybrids 
Centaurea Cyanus x Scabiosa 
Lactuca saligna x virosa 
Gentiana campestris x germanica 
Galeopsis ochroleuca x angustifolia 
Ajuga reptans x pyramidalis 
Rumex, numerous hybrids. 
Polygonum, numerous hybrids. 
Orchidacez, numerous hybrids, 
Carex vulpina x remota 
ovalis x remota 
curta x remota 
distans x Hornschuchiana 
pallescens x punctata 
hirta x vesicaria 
riparia x vesicaria 
filiformis x riparia (C. evoluta, Hartm:) 
x paludosa (C. Kochiana, Schueb.) 
flacca x paludosa 
Scirpus lacustris x Tabernemontani 
Calamagrostis Epigeios x lanceolata 
x arenaria 
Avena fatua x sativa 
Bromus mollis x racemosus 
and various other grasses, &e. 
II. ConTINENTAL. 
Anemone (Pulsatilla) vulgaris x A. montana (A. nutans) 
Valleys of Planail and Plawen in mountains of the Oetzthal 
Kerner’s “Natural History of Plants,” translated by Oliver 
. vol. ii. p. 592. 
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