This section is from the book "An Illustrated Flora Of The Northern United States, Canada And The British Possessions Vol1", by Nathaniel Lord Britton, Addison Brown. Also available from Amazon: An Illustrated Flora of the Northern United States, Canada and the British Possessions. 3 Volume Set..
Color of iron-rust.
With fibres or fibre-like organs.
The stalk of an anther; the two forming the stamen.
Composed of thread-like structures; thread-like.
With fringed edges.
Hollow and cylindric.
Fan-shaped, or arranged like the sticks of a fan.
Alternately bent in different directions.
With loose tufts of wool-like hairs.
Similar to leaves.
With separate leaflets.
A simple fruit dehiscent along one suture.
Similar to a follicle.
Foveolate. More or less pitted.
Separate from other organs; not adnate.
The leaves of ferns.
Fruticose. More or less shrub-like.
Falling soon after development.
Plants not native, but occurring here and there, without direct evidence of becoming established.
The stalk of an ovule or seed.
A hood-like part of a perianth or corolla.
With a galea.
The sexual generation of plants.
With petals more or less united.
A bud-like propagative organ.
Enlarged or swollen on one side.
Nearly without hairs.
Devoid of hairs.
Like a sword-blade.
A secreting cell, or group of cells.
With glands, or gland-like.
Covered with a fine bluish or white bloom; bluish-hoary.
Spherical or nearly so.
In a compact cluster.
A dense capitate cyme.
The scaly bracts of the spikelets of grasses and sedges.
Composed of grains.
Growing in groups or colonies.
In Carex, a spike with upper flowers pistillate and lower staminate.
A prolongation or enlargement of the receptacle, supporting the ovary.
A plant's natural place of growth.
Halberd-shaped; like sagittate, but with the basal lobes diverging.
The specialized roots of parasites.
A dense round cluster of sessile or nearly sessile flowers.
Leaf-like in texture and color; pertaining to an herb.
The scar or area of attachment of a seed or ovule.
With rather coarse stiff hairs.
With bristly stiff hairs.
Diminutive of hispid.
Thin and translucent.
The rudimentary stem of the embryo; also termed radicle.
Organ supporting the ovary in some sedges.
Borne at the base of the ovary, or below.
A generic or specific name untypi-fied.
Flowers with either stamens or pistils, not with both.
Cut into sharp lobes.
Not projecting beyond surrounding parts.
With the back against the hypocotyl.
The membrane covering a sorus.
Relating to an organ which arises or is situated below another.
Abruptly bent inward.
The flowering part of plants; its mode of arrangement.
A coat or protecting layer.
Portion of a stem or branch between two successive nodes.
A secondary involucre.
With a secondary involucre.
With an involucre, or like one.
A whorl of bracts subtending a flower or flower-cluster.
A flower in which one or more of the organs of the same series are unlike.
Provided with a lip-like organ.
Cut into narrow lobes or segments.
Considerably longer than broad, tapering upward from the middle or below; lance-shaped.
The milky sap of certain plants.
One of the divisions of a compound leaf.
A simple dry fruit dehiscent along both sutures.
Provided with or resembling a ligule.
A strap-shaped organ, as the rays in Compositae.
The expanded part of a petal, sepal, or gamopetalous corolla.
Elongated ancTnaTrow with sides nearly parallel.
With fine or obscure lines.
Divided to about the middle.
A jointed legume, usually constricted between the seeds.
Applied to capsules which split longitudinally into their cavities.
Minute hyaline scales subtending the flower in grasses.
Pinnatifid, with the terminal lobe or segment considerably larger than the others.
Sporange containing macro-spores.