A dry fruit.
Not opposite, arranged singly at different heights on the stem.
Of one year's duration. Winter Annual, a plant from autumn-sown seed which blooms and fruits the following spring.
That part of the stamen which contains the pollen.
The outer tip of a leaf or petal.
The point on a stem directly above the base of a leaf.
The central line of any organ.
Leaves near the ground; at the base.
Bearing tufts of hairs.
A fruit in which the whole pericarp is fleshy or pulpy.
Of two years' duration, usually flowering and fruit" ing the second year only, and then perishing.
The expanded portion of the leaf.
A small modified leaf at the base of or upon the flower-stem.
A secondary small bract.
A bud with fleshy scales, usually underground.
Having the character of a bulb.
The outer and lower set of leaves at the base of the flower, usually green, but sometimes highly colored.
A single pistil, or one member of a compound pistil.
Small, inconspicuous flowers which never open but fertilize themselves in the bud and usually grow near the ground.
A floral head, composed of few or many florets gathered in a head, such as daisy or dandelion.
Composed of two or more similar parts united into a whole; e. g., a compound leaf is one divided into separate leaflets.
Rolled up longitudinally.
A solid enlargement at the base of the stem, bulb-like.
The flower-leaves standing next within and above the calyx. Crenate Scalloped; with rounded teeth.
Is produced by the pollen which has been transferred from the anther of one flower to the stigma of another by bees, moths, butterflies, other insects, and the wind.
Name given to corollas of four petals in the form of a cross.
Toothed; teeth outwardly projecting.
Stamens divided into two sets.
Bearing staminate flowers on one plant and pistillate flowers on another plant of the same species.
The tubular florets composing the central "button" of a daisy or an aster, usually surrounded with a circle of ray-florets.
Without divisions, lobes, or teeth.
Bearing green leaves throughout the year.
Prolonged past surrounding organs.
Fruit-producing flowers; bearing seeds.
A process whereby the tiny pollen grain, which comes in contact with the stigma, penetrates the style and enters the ovary, where it quickens the seed formation into life.
The threadlike part of a stamen which supports the anther.
A small flower; one of the flowers of a head, such as daisy or clover.
A simple dry fruit, opening on one side only.
The seed-bearing product of the plant.
Smooth, neither rough nor hairy.
A secreting cell or group of cells.
Spherical or nearly so.
A plant's natural place of growth.
A dense cluster of nearly stemless flowers, like the daisy or clover.
A plant with no persistent woody stem above ground.
One having cither stamens or pistils, but not both.
Brought intentionally from another region.
A whorl of bracts, subtending a flower or flower-cluster.
Showing inequality in the size, form, or union of its similar parts.
Ridged like the keel of a boat; applied to the two united petals of the peculiar corolla of the blossoms of the Pea family.
Longer than wide, broadest above the base and tapering to the apex.
A separate or single division of a compound leaf, or a tiny leaf or bract.
Strap-shaped, as the rays of composite heads.
The prominent petal of Orchids; or the divisions of the two-parted flowers of the Mints.
The rounded segments of any part of a flower or leaf.
The edge or outline of a leaf or petal.
The central or main rib of a leaf.
Having a bristle at the apex of a leaf.
Plants not native to the region but so firmly established as to have become part of the flora.
A sweetish fluid contained in some part of the flower.
Longer than broad, with nearly parallel or curving sides.
Blunt or rounded.
Lower part of a pistil which bears seeds.
Egg-shaped, with the broadest end toward the stem.
The seed-sacs in the ovary.
A compound flower-cluster of the racemose type.
Having a winged corolla, somewhat resembling a butterfly and peculiar to the flowers of the Pea family.
Lasting year after year.
One having both stamens and pistils.
The outer wall of the seed-vessel, sometimes dry and sometimes fleshy.
A division of the corolla.
The stalk of a leaf.
The central and seed-bearing part of a flower, consisting of the ovary, stigma, and style when present.
Having pistils but no stamens.
Any dry fruit that opens when ripe; especially used for the fruit of the Pea family.
The yellow fertilizing powder contained in the anther.
The placing of the pollen grains of the stamens upon the surface of the stigma.
A lengthened flower-cluster.
One of the branches of an umbel; one of the flat marginal flowers of composite heads.
The end of the flower-stem, bearing the floral organs, or, in Composita, bearing the flowers.
An underground stem - rooting at the joints, and becoming erect at the apex.
A flat, round corolla with very short tube.
A corolla which forms a long tube below, expanding into a flat border above.
A leafless or nearly leafless flower-stalk rising from the ground.
One of the leaves of a calyx.
With teeth projecting forward.
Without a stalk.
A fleshy spike enveloped by a spathe as in the Jack-in-the-pulpit.
A large, leaf-like bract or pair of bracts enclosing a flower or spadix.
An elongated, closely set flower-cluster.
A hollow sac-like or tubular extension of some part of the blossom, usually nectar-bearing.
Here used to designate the main ascending part of the plant.
One of the pollen-bearing organs of a flower.
Flowers which bear stamens but no pistils.
Here used to designate the connecting parts between the stalk and the leaves and flowers.
Unproductive, as a flower without a pistil or a stamen without an anther.
The tip or side of a pistil through which the pollen is received which by means of minute tubes penetrates the style and conveys the minute grains to fertilize the seed-sacs within the ovary.
A tiny leaflet borne at the base of a petiole.
The usually slender part of a pistil connecting the stigma and the ovary.
Circular in cross-section.
Borne at the summit of the stem.
A short, thick, underground branch having eyes, like a potato.
Growing in clusters or clumps.
A terminal floral cluster in which the stems spring from the same point, like the ribs of an umbrella.
A bladder-like cover to a one-seeded fruit.
A branch of a vein.
The threadlike branching parts in the fibre or tissue of the leaf.
The arrangement of the veins.
An arrangement of leaves in a circle around the stem.
Having a thin expansion on either side of the stem, or of the petiole, or of a dry fruit.