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A vascular sac connected, beneath the brain, in many fishes, with the infundibulum.

ontaining milk or a milky fluid; as, the lactiferous vessels, cells, or tissue of various vascular plants.

on a firearm, which can be raised or folded down. -- Leaf trace (Bot.), one or more fibrovascular bundles, which may be traced down an endogenous stem from the base of a leaf. -- Leaf tier (Zoöl.), a tortricid moth whose larva makes a nest by fastening the edges of a leaf together with silk; esp., Teras cinderella, f…

A very large glandular and vascular organ in the visceral cavity of all vertebrates.

y mosslike flowerless plant, with a distinct stem, and often with leaves, but without any vascular system.

A spot or mark on the skin of children when born; a birthmark; -- usually applied to vascular tumors, i. e., those consisting mainly of blood vessels, as dilated arteries, veins, or capillaries.

One of the principal fibrovascular bundles or ribs of a leaf, especially when these extend straight from the base or the midrib of the leaf.

A very vascular superficial opacity of the cornea, usually caused by granulation of the eyelids. Foster.

A vascular pigmented membrane projecting into the vitreous humor within the globe of the eye in birds, and in many reptiles and fishes; -- also called marsupium.

That portion of fibrovascular bundles which corresponds to the inner bark; the liber tissue; -- distinguished from xylem.

The delicate and highly vascular membrane immediately investing the brain and spinal cord.

Having minute thin spots; as, pitted ducts in the vascular parts of vegetable tissue.

The vascular appendage which connects the fetus with the parent, and is cast off in parturition with the afterbirth.

The young tissue of a fibrovascular bundle before its component cells have begun to be differentiated. Sachs.

- said of corals. Proliferous cyst (Med.), a cyst that produces highly- organized or even vascular structures. Paget. -- Pro*lif"er*ous*ly, adv.

Pertaining to the vascular system of annelids. Pseudhæmal fluid, the circulatory fluid, or blood, of annelids, analogous to the blood of vertebrates. It is often red, but is sometimes green or colorless. -- Pseudhæmal vessels, the blood vessels of annelids.

A superficial growth of vascular tissue radiating in a fanlike manner from the cornea over the surface of the eye.

less organ found near the stomach or intestine of most vertebrates and connected with the vascular system; the milt. Its exact function in not known.

(Anat.), a system of nerves and nerve ganglions connected with the alimentary canal, the vascular system, and the glandular organs of most vertebrates, and controlling more or less their actions. The axial part of the system and its principal ganglions and nerves are situated in the body cavity and form a chain of gan…

he floor of the mouth or the region of the larynx. In man and most mammals it is a highly vascular organ, partly surrounding the base of the larynx and the upper part of the trachea. -- Thyroid dislocation (Surg.), dislocation of the thigh bone into the thyroid foramen. -- Thyroid foramen, the obturator foramen.…