Memorial unveiled to Yorkshire botanist who ‘saw the world in a wildflower’

Memorial unveiled to Yorkshire botanist who ‘saw the world in a wildflower’

Silpho Moor `UFO bits` found in Science Museum archive

Silpho Moor `UFO bits` found in Science Museum archive

Nan Sykes: Memorial unveiled to Yorkshire botanist who ‘saw the world in a wildflower’

Nan Sykes: Memorial unveiled to Yorkshire botanist who ‘saw the world in a wildflower’