of, relating to, affecting, or consisting of a vessel or vessels, especially those that carry blood
a strand of conducting vessels in the stem or leaves of a plant, typically with phloem on the outside and xylem on the inside
the tissue in higher plants that constitutes the vascular system, consisting of phloem and xylem, by which water and nutrients are conducted throughout the plant
a plant of the division Pteridophyta, i.e. a fern, horsetail, or clubmoss
(in an echinoderm) a network of water vessels in the body, the tube feet being operated by hydraulic pressure within the vessels