GLOSSARY OF TERMS USED 
Abortive.—Barren, of floral organs. 
Achene.—A dry, one-seeded, indehiscent fruit. 
Achlamydeous.—Wanting a perianth. 
Acrid.—Burning, blistering. 
Acuminate.—Terminating in a long, tapered point. 
Acute.—When less than a right angle is made by two sides, as of 
a leaf. 
Adherent.—United, of parts at first separate. 
Adnate.—Attached throughout, as when the lobes of the anthers 
are attached to the filament. 
Ala.—Wing, of corolla, in Leguminosz. 
Alternate.—When one member is not opposite another, as in leaves. 
Anemophilous.—Pollinated by aid of the wind. 
Angular.—Making an angle, as to the stem. 
Annual.—Of plants that ermine, develop, and seed in one year, 
dying down in autumn. 
Anterior.—That part of the flower next to the bract. 
Anther.—The pollen-bearing termination of the stamen, borne on 
the filament, of two chambers usually. 
Apetalous.— Wanting a corolla. 
Apocarpous.— With the carpels free. 
Appendage.—A part added to another. 
Appressed.—Closely united to another part throughout the whole 
length. 
Aril.—A fleshy integument or covering of the seed. 
Articulate.—Jointed. 
Astringent.—Having a contracting effect, of medicinal properties. 
Autogamy.—Self-pollination. 
Awn.—A bristle-like appendage, as in grasses. 
Axillary.—In an axil. 
