The benefits of mosses, liverworts and lichen Forestry Commission France, Paris, Jardin des Plantes, Museum National d'Histoire Naturelle, Grande Galerie de l'Evolution Stock Photo Alamy It can be really tough to talk about the harm of invasive species, especially when the plant is pretty and fragrant. Dames Rocket (Hesperis matronalis) is an invasive, non native plant that is Thorium Green Renewable Nuclear Strategy&Ops Consultancy 33 Gazebo Design Ideas for a Cozy Backyard Space