Having a low pH, opposite of basic or alkaline.
Fusion of unlike parts, e.g. stamens fused to petals.
A plant that grows in the wild in New Zealand but which was introduced to the country by humans.
An organism that releases compounds that are toxic to other species.
The release by an organism of compounds that are toxic to other species.
Honeycombed with ridged partitions.
Asexual fruiting stage, usually of an ascomycete fungus.
A plant that completes its complete life cycle within the space of a year.
Plants that lose their over-wintering leaves rapidly in the first half of the growing season. Annual evergreens never present a leafless appearance, but are closer in a functional sense to a deciduous plant than they are to multi-annual evergreens.
Towards the front.
Male reproductive organ formed on the prothallus of a fern.
Tip; the point furthest from the point of attachment.
Plural of apex. Tip, the point furthest from the point of attachment.
A small, slender point.
Growing, or living in, or frequenting water. Applied to plants and animals and their habitats. Opposite of terrestrial (land living).
Female reproductive organ of a fern formed on the prothallus.
Selectively removing vegetation to create gaps to facilitate natural invasion of native plants, or to plant later successional plants.
Growing obliquely upward.
Vegetative reproduction, lacking sexual involvement by sperm or egg cells.
A small, ear-shaped appendage.
The longitudinal supporting structure around which organs are borne, e.g., a stem bearing leaves.
Of or relating to organisms (as green plants) that can make complex organic nutritive compounds from simple inorganic sources by photosynthesis.