Glossary
Glossary
Glossary
There are currently 36 names in this directory beginning with the letter D.
Deciduous
Falling off at the end of one season of growth, as the leaves of non-evergreen trees; not persistent
Decussate
Opposite leaves arranged with each succeeding pair at right angles to the pairs below and above them
Deeply Cordate
Blade base that has two equal rounded lobes forming a very pronounced sinus or notched part of a heart Ex. B. squamipes
Dehiscence, loculicidal
The slit openings for seed dispersion are located at the (mid) surface of the locules of the fruit
Dehiscence, septicidal
The slit openings for seed dispersion are located at the septals (the membranes that divide the ovary into locules) of the fruit
Dehiscent
The process of opening or breaking open at maturity to release the contents, as in fruits or seeds, and anthers (compare indehiscent)
Dentate
A leaf margin that has sharp, spreading, coarse teeth that point away or upwards from the main vein instead of slanting forward or towards the tip of the leaf. The teeth can be straight sided or concave but come to a point
Denticulate
A leaf margin with very small teeth, or finely dentate, in that the teeth point upright along the margin but are finer than dentate
Determinate
An inflorescence where the terminal flowers blooms first, halting any further elongation or growth of the main axis
Dichasium, compound
The enlargement from a simple dichasium by the repeated dichotomous branching one or more times
Dichasium; dichasial
A cymose inflorescence where each axis produces two opposite or subopposite lateral axes, plural is dichasia
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Dioecious
A plant bearing flowers of only one sex; unisexual, having each one of the pistallate and the staminate flowers on different plants (compare monoecious)
Disjunct
Occurring in widely separated geographic areas, distinctly separate; applies to a discontinuous range where one or more populations are sufficiently separated to prevent gene flow, interbreeding between them
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