A classification of the ecological and environmental characteristics of the place in which an organism, population, or species occurs or is typically found.
A specialized, modified root of parasitic plants that penetrates into a host plant and functions to acquire necessary nutrients from the host plant they attached themselves to.
A plant species that is parasitic but also partially photosynthetic, thus acquiring nutrients from the host plant but also making and supplying some of their own nutrients.
A plant or plant species having little or no woody tissue; but also refers to a perennial plant which dies back to its roots each year during winter, and resprouts and grows when the environmental conditions are acceptable.
A berry-like fruit, with pulpy sections inside, and having a tough/leathery rind outside (such as citrus fruits).
A scar on a seed indicating its point of attachment to the ovary.
A berry-like fruit that has developed from one flower having many ovaries - consisting of an enlarged and globose hypanthium that surrounds and encloses many achenes (such as with roses).
A plant that is completely parasitic on other plants with virtually no chlorophyll.
a flower's ovary position when located above the attachment of the sepal, petal, and stamen whorls