Dactylis glomerata subsp. hackelii Natural History Museum. Click to open image viewer. CC0 Usage Conditions Apply Click for more information. Click to view download files. Click to view IIIF info.

Dactylis glomerata L. National Museum of Natural History. Click to open image viewer. CC0 Usage Conditions Apply Click for more information. Click to view download files. Click to view IIIF info. This ...

IT is only recently that the attention of cytologists has been directed to the ascertaining of the chromosome number in the herbage grasses. In a letter to NATURE of Dec. 11 (vol. 118), p. 841, Mr ...