a natural prolongation or projection from a part of an organism either animal or plant

an organ or body resembling a stalk; especially the outgrowth of the thallus of certain lichens on which the ascocarp is borne

(botany) fringe of toothlike appendages surrounding the mouth of a moss capsule

a root-like attachment in parasitic plants that penetrates and obtains food from the host

(botany) a natural swelling or enlargement: at the base of the stalk or seta in certain mosses or on the cone scale of certain conifers

(botany) an isolated thickening of tissue, especially a stiff protuberance on the lip of an orchid