Any root produced above the growing medium, from either the stem or the base of the plant.
White form of a flower.
In orchids, a cap of tissue that covers the clusters of pollen.
Acronym / abbreviation for American Orchid Society
Preexisting meristem within the axil of a leaf that is normally inactive in growth.
Having two leaves.
A leaf-like organ (actually, a modified leaf) that serves to protect a flower, bud, or shoot.
Common term for a flower before it begins enlarging, although it is also applied to a tiny new growth or leaf.
An elongated psuedobulb, usually used when describing Dendrobiums.
Certificate of Cultural Merit. An AOS award presented to the grower of a well
|Central growing point|
Term used to describe a flower that self
Many tiny seedlings planted together in a single container before they are individually repotted.
Term meaning "community pot."
For orchids, a minimum winter nighttime temperature of 45'F, with daytime temperatures 15
Small pieces of broken earthenware or flower pots, placed in the bottom of a pot when repotting to aid in drainage.
The progeny that result from transferring pollen from one plant to the flower of another; the act itself.
The term used to describe the loss of leaves or other growths upon maturity or at the end of a growing season, with regrowth after a dormant rest.
Having a normal number of two sets of chromosomes; also known as 2N.
A rest period during which no vegetative growth occurs, often following a growth period and/or the loss of leaves or other growths; may require cooler temperatures and less water.
Term used to describe any plant that grows above the ground and attaches to something else for support; nutrients are not taken from the supporting host but are derived instead from rain, air, and available debris.
In orchids, having all the leaves arranged flat in one plane; specifically refers to a type of Oncidium.
Term used to describe a plant that flowers freely.
A measure of light useful in determining intensity of light for growing orchids; the illumination produced by a candle at a distance of one foot.
Term used to refer to the group of progeny of a specific cross.