The Japanese elm cultivar Ulmus davidiana var. japonica 'Prospector' was originally treated as a cultivar of Wilson's elm U. wilsoniana Schneid., a species sunk as Ulmus davidiana var. japonica by Fu.
'Prospector'
'Prospector' emergent leaf colouring.
'Prospector' samarae with £1 coin as scale
'Prospector' samara
White-letter hairstreak
Videos
The white-letter hairstreak is a butterfly in the family Lycaenidae.
Ulmus davidiana var. japonica 'Prospector'
…by Hampshire & Isle of Wight Branch, Butterfly Conservation, as part of an assessment of DED-resistant cultivars as potential hosts of the endangered White-letter Hairstreak. 'Prospector' is a medium-size elm with a light-grey bark, attaining a height of approximately 14 m and developing a vase shape broadly similar to the…
White Letter Hairstreak
Newly-laid egg
Mature caterpillar
White-letter hairstreak on Lutece elm