Catkins are everywhere! What's a catkin? They are the pollen producing (male) parts of wind pollinated trees like alder, willow, and cottonwood. You can see them dangling from the branches, but you can also Closeup of dense light pink flowers of the alpine plant Dionysia freitagii on a rockery Stock Photo Alamy Plants on caffeine? #history #science #weirdfacts The deeply fenestrated leaves of monstera esqueleto. These incredible fenestrated leaves increase in size as the plant matures. Though the fenestrations are not quite as elaborate as the famous Monstera obliqua, 2,748 Crassula Ovata Stock Photos Free & Royalty Free Stock Photos from Dreamstime