Mostrando 5851 resultados

Accessions data, booklet 'The classification of cultivated barley' from R Mansfeld (1950)

Enquiry, meeting , correspondence

Correspondence concerning show exhibiting plants for the Scientific Section infected with non-indigenous mycoplasma and spiroplasma diseases at the Chelsea Show 1977.

Painting on white card of single red tulip: as in Genus Tulipa (1940), Pl. XIX: Tulipa montana. 10.5 x 16 cm. Annotated on reverse "Plate 19. Plate is labelled natural size but is ¼ larger than this painting. WBS"

Painting on white card of a single red tulip, unidentified, (14 x 13 cm). Signed 'HCO'.. Annotated on reverse 'not used in book'.

Coloured Photograph (yellow/orange/white petals): 'Double Murillo Tulip with Sport Keizerkroon (from Botanic Gardens Regent Park)', dated March 31st 1922 (top) and April 1922 (bottom), signed HCO.