These plants are varieties of Sansevieria, commonly known as Snake Plants (or "Mother in Law's Tongue"). Specifically, these look like "Hahnii" or Bird's Nest varieties, which stay compact and rosette shaped. "Breathing a little easier Philodendron gloriosum white vein pink back Yellow & Orange Succulents Mountain Crest Gardens Peach and Green Succulent Birthday Celebration Birthday Party Ideas for Kids