Scleritis - definition scleritis medical dictionary, Scleritis /scle·ri·tis/ (sklĕ-ri´tis) inflammation of the sclera; it may involve the part adjoining the limbus of the cornea (anterior s.) or the underlying. Docs\lectsupl\anatomy\anatomy - texas & university, Page 4 plant organs, tissue systems, tissues and cell types: 3 tissue systems occur in plants 1) dermal tissue system function: protection from the environment and. How mosses differ vascular plants ? | ehow, How do mosses differ from vascular plants?. mosses are most recognizable as the green carpet that covers a forest's moist floor. they are part of the bryophyte family.