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The Manual of the Botany of the Northern United States / Including the District East of the Mississippi and North of North Carolina and Tennessee cover

The Manual of the Botany of the Northern United States / Including the District East of the Mississippi and North of North Carolina and Tennessee

Chapter 23: INDEX.
By Asa Gray
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About This Book

A comprehensive botanical manual treating the flora of the northern United States (east of the Mississippi and north of North Carolina and Tennessee), organized around analytical keys and systematic descriptions. It presents diagnostic characters for classes, orders, families, genera, and species of flowering plants, gymnosperms, monocots, and cryptogams, supplemented by plates, tables, a glossary, and an index. Emphasis is placed on practical identification, nomenclatural abbreviations, and synoptic lists to facilitate field and herbarium work.


Valvate. Opening by valves, as a capsule; in æstivation, meeting by the edges without overlapping.

Valve. One of the pieces into which a capsule splits.

Vascular. Furnished with vessels or ducts.

Veins. Threads of fibro-vascular tissue in a leaf or other organ, especially those which branch (as distinguished from nerves).

Ventral. Belonging to the anterior or inner face of an organ; the opposite of dorsal.

Ventricose. Swelling unequally, or inflated on one side.

Vernation. The arrangement of leaves in the bud.

Verrucose. Covered with wart-like elevations.

Versatile (anther). Attached near the middle and turning freely on its support.

Vertical. Perpendicular to the horizon; longitudinal.

Verticillate. Disposed in a whorl.

Vesicle. A small bladder or air-cavity.

Vesicular, Vesiculose. Composed of or covered with vesicles.

Villous. Bearing long and soft hairs.

Virgate. Wand-shaped; slender, straight and erect.

Viscid. Glutinous; sticky.


Whorl. An arrangement of leaves, etc., in a circle round the stem.

Wing. Any membranous or thin expansion bordering or surrounding an organ; the lateral petal of a papilionaceous corolla.

Woolly. Clothed with long and tortuous or matted hairs.

INDEX.

[Synonyms in Italics.]