adj
(botany, zoology) Of a side that is facing away from the axis or central line, such as the underside of a leaf; or the back of an animal.
n
(botany) Conversion to abaxial form
n
(botany) A layer of cells in a plant that differ from those above and below, and contain abundant starch and dense cytoplasm, which upon disorganization, begin the process of abscission, or the natural separation of the leaf from the rest of the plant.
n
(botany) The division or defective coherence of an organ that is usually whole.
n
(botany) A plant that lacks an acrophore
adj
(botany) Having unequal or irregular divisions.
adj
(botany) That develops, matures or opens from the apex towards the base in sequence
n
(botany) The regular shedding of branches by a plant, for clonal reproduction, "self-pruning" or in response to stress
n
(botany) An instance of being conduplicate
adj
Of or relating to corm or corms.
n
(uncountable, botany) The tissue of a stem or root that lies inward from the epidermis, but exterior to the vascular tissue.
n
(physiology) Each of the patches of villi on the foetal chorion in the placenta of ruminants and some other mammals.
adj
That lacks guttules at each end of the spore.
n
(botany) A vascular system in which development starts nearest the axis center and spreads outward.
adj
(botany) Above a necral layer
n
(botany) A vascular system in which development starts in the regions farthest from the axis and spreads inward.
n
(botany) Abnormal growth in vascular plants in which the apical meristem (growing tip) becomes elongated perpendicularly to the direction of growth, thus producing flattened, ribbon-like, crested, or elaborately contorted tissue.
n
(botany) The situation and structure of the secretory vessels in plants.
adj
Alternative form of glandulous [Of, pertaining to, or composed of glands; glandular, glandulose.]
adj
Exhibiting heterostyly.
adj
(botany) Below a necral layer
adj
(botany) Between sepals
adj
(medicine) Horn-like; keratinous.
adj
(botany) Divided into secondary compartments or cells, as where one cavity is separated into several smaller ones
n
(botany) any of the bands of cells in various trees extending across the wood from the pith to the bark
adj
(zoology) Having a single ray.
n
(biology) A simple organism, not compound or composite.
adj
Having a single branch
n
Quality of being monocarpic.
adj
(biology) Having a single filament
adj
(botany, of a spore) Having a single line indicating the splitting axis
adj
(botany) Having a monopodium or a single and continuous axis, as a birch twig or a cornstalk.
adj
(biology, botany) Having a single siphon (tube)
adj
(botany) Having a single thallus
adj
(zoology) Laying a single egg; uniparous.
adj
(zoology, botany) Arranged in multiple rows
n
(botany, now rare) An ovule.
n
(biology) An even row of cells. e.g.: palisade mesophyll cells.
adj
(botany) Incompletely surrounding the oogonial stalk
n
(botany) nascent cortex, or immature cellular bark
adj
(biology) Having many eyes or eye-like organs.
adj
(biology) polysiphonic
n
The condition of being potamodromous
n
The condition of being proteranthous
n
(botany) A portion of an organ whose cells are derived from a single cell within the primordium from which the organ developed.
adj
Alternative form of Sigillaroid [Of, pertaining to, or having characteristics of the genus Sigillaria of extinct trees.]
adj
(zoology) Consisting of a single individual or zooid; not compound.
adj
Of or relating to a tetrad.
n
All the tissues of a tree external to the vascular cambium; includes epidermis, cortex and phloem.
adj
(biology) Having three reproductive duct systems, one for the deposit of sperm, one for receiving sperm, and one for depositing eggs.
n
(biology) A coculture containing three different types of cells.
adj
(anatomy, botany) Composed of three cell layers
adj
(biology) Having three broods or generations in a year.
n
(botany) The area of soil surrounding, and influenced by, a plant tuber
n
(botany) A species that occurs at only a single geographical site.
adj
Having a single lamella.
adj
Relating to a single ovule.
adj
Having a single spicule.
adj
Relating to a volsella
adj
(biology) having bilateral symmetry
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