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..
With stem subterranean, or nearly so.
Cotyledons with margins folded against the hypocotyl.
A dry one-seeded indehiscent fruit with the pericarp tightly fitting around the seed.
Gradually tapering to the apex.
An organ adhering to a contiguous differing one; an anther attached longitudinally to the end of the filament.
Not indigenous, but apparently becoming naturalized.
Onion-like, in aspect or odor.
Not opposite; with a single leaf at each node.
Like honeycomb; closely pitted.
A spike of imperfect flowers subtended by scarious bracts, as in the willows.
At times inhabiting the water.
Term applied to the partly inverted ovule.
Clasping the stem, or other axis.
Connecting so as to form a well-defined network.
Applied to an inverted ovule with the micropyle very near the hilum.
Flower clusters having stami-nate and pistillate flowers; in Carex, a spike with upper flowers staminate and lower pistillate.
Pertaining to the Angio-spermae; bearing seeds within a pericarp.
The part of the stamen which contains the pollen.
The male organ of reproduction in Pteridophyta and Bryophyta.
Period of flowering.
Without a corolla.
In Carex, with lower leaves bladeless or with rudimentary leaves only.
At the top, or referring to the top.
With a minute pointed tip.
Lying against another organ.
Tree-like, in size or shape.
The female reproductive organ in Pteridophyta and Bryophyta.
The system of meshes in a network of veins.
A mesh in a network of veins.
A fleshy organ growing about the hilum.
Provided with an aril.
Tipped by an awn or bristle.
Diminutive of aristate.
Growing obliquely upward, or up-curved.
(Auriculaie) with basal ear-like lobes.
A slender bristle-like organ.
The point on a stem immediately above the base of a leaf.
In the axis of an organ.
Borne at, or pertaining to an axil.
Furnished with minute barbs.
Attached by the base.
A fruit with pericarp wholly pulpy
With two lips.
The flat expanded part of a leaf.
A leaf, usually small, subtending a flower or flower-cluster, or a sporange.
A secondary bract, borne on a pedicel, or immediately beneath a flower; sometimes applied to minute bracts.
A bud with fleshy scales, usually subterranean.
A small bulb, especially those borne on leaves, or in their axils.
Similar to a bulb; bearing bulbs.
Falling away very soon after development.
Growing in tufts.
A small, hard protuberance.
An extension of the inner scale of a grass spikelet; a protuberance.
The outer of two series of floral leaves.
Term applied to the curved ovule.
Reticulated, with the meshes sunken.
With gray or hoary fine pubescence.
Channelled; longitudinally grooved.
Arranged in a head; knob-like.
Pertaining to or like a capsule.
A dry fruit of two carpels or more, usually dehiscent by valves or teeth.
Keeled; with a longitudinal ridge.
The modified leaf forming the ovary, or a part of a compound ovary.
An appendage to a seed at the hilum.
With a caruncle.
The grain; fruit of grasses, with a thin pericarp adherent to the seed.
With a slender tail-like appendage.
The persistent base of perennial herbs, usually only the part above ground.
Stalk of a pollen-mass in the Orchid and Milkweed Families.
Pertaining to the stem.
A cavity of an anther or ovary.
Thin dry scales.
The base of the ovule.
Papery in texture.
Green coloring matter of plants.
Provided with marginal hairs.
Coiled downward from the apex.
Transversely dehiscent, the top falling away as a lid.
Flowers which do not open, but are pollinated from their own anthers.