Shrubbery, Perennial Larkspurs naturalised in, [28]

Sida, [150]

Silene, [157]

Silkweed, [128]

Silphium, [144]

Snakes–head, [140]

Snapdragon, [125]

Snowdrop, [17]

Snowdrop–Anemone, colony of, in shrubbery not dug, [115]

Snowdrops, [143]