anther: the pollen-producing tip, or sack,of the male part of a flower at the end of a stalk called a filament
basal leaves: the leaves located at the stem base
beak: short tip at the top of a seed
bract: a leaf-like scale or structure that performs a different function from a leaf, often appearing more like a flower petal than a leaf
calyx: all the sepals combined
disk flowers: the small tubular flowers comprising the "button" in the center of the flowerheads of asters and sunflowers
glaucous: a whitish or silvery-gray waxy sheen, typically on leaves and stems
inflorescence: the term for the entire cluster of flowers including the blossoms and stems
leaflet: an ultimate unit of a compound leaf
ovary: the ovule (immature seed prior to fertilization) producing part of the female organ
palmate: like the palm of a hand, having leaflets arising from the same point like the fingers in a hand
pistil: the female organ of a flower comprising an ovary and stigma - the tip which receives the pollen
raceme: an elongated cluster of flowers with individual stalks, generally blooms from the bottom up (see spike)
ray flowers: flowers that form the outer circle around a center disk in asters and sunflowers
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rhizome: an underground horizontal stem unlike a root in that it may have nodes, buds or scale-like leaves
saprophytic: obtaining food and nutrients from dead or decaying matter
scree: slope or field of small rocks and fine particles
sepal: usually green parts beneath the petals, the protective layer around the bud
spike: an elongated cluster with flowers that are non-stalked (see raceme)
spur: a hollow appendage on a petal or sepal
stamen: the male organ of a flower consisting of a stalk-like filament and a pollen-producing anther sack
stigma: the expanded tip of the female organ which receives the pollen, on a short stalk called a style
style: slender stalk that elevates the stigma, the part of the female organ which receives pollen
sub-shrub: a plant with woody lower stems and non-woody upper stems and twigs that die back seasonally
tepal: a sepal or a petal, when the structure cannot be distinguished, alike in appearance
talus: a slope or field of rack fragments usually at the foot of a cliff, pieces seem like broken pottery
taproot: main root of a plant, one that grows straight down
umbel: flower stalks arising from a common point, like the stays on an umbrella |