leather fern the underside of the leaf is covered with brown spores

plant flower leaf grass green wildflower produce herb nature branch insect tree shrub invertebrate lawn animal crop leather fern acrostichum aureum underside covered brown spores growth variation vein wallpaper colours elegance gold rain textured colors copyspace gardening golden abstract tropical colored pattern garden par biodiversity indonesia moss perennial swamp water food forest fresh natural season view embryophyte lycopodium landscape mangrove summer speciosum