Nature is astonishing, isn’t it? How delightfully ironic that the flowers of many cacti resemble water lilies and the tops of some, snowflakes. Here are 18 examples to warm you this chilly season. Apologies to cactiphiles; I wasn’t able to identify all of them. If you would like to provide one or more IDs, please do! — Debra
L-R, top: unknown, Epiphyllum sp., Ferocactus wislizeni
L-R, middle: Opuntia sp. (cholla), Chamaelobivia ‘Rose Quartz’ (peanut cactus), Thelocactus nidulans
L-R, bottom: Trichocereus sp., unknown, Mammillaria sp.