GLOSSARY OF TECHNICAL TERMS 



Accrescent. Increasing in size with age. 



Accumbent. Lying against, as the radicle against 

 the edges of the cotyledons. 



Acuminate. Gradually tapering to the apex. 



Acute. Pointed. 



Adnate. Congenitally united to. 



Adventitious. Said of buds produced without or- 

 der from any part of a stem. 



^Estivation. The arrangement of the parts of a 

 flower in the bud. 



Akene or achene. A small dry and hard, 1-celled, 

 1-seeded, indehiscent fruit. 



Albumen. The deposit of nutritive material 

 within the coats of a seed and surrounding the 

 embryo. 



Ament. A unisexual spike of flowers with scaly 

 bracts, usually deciduous in one piece. 



Amphitropous. Descriptive of an ovule with the 

 hilum intermediate between the micropyle and 

 chalaza. 



Anatropous. Descriptive of a reversed ovule, with 

 the micropyle close by the side of the hilum, and 

 chalaza at the opposite end. 



Androdiaecious. With perfect flowers on one indi- 

 vidual and staminate flowers only on another. 



Androgynous. Applied to an inflorescence com- 

 posed of male and female flowers. 



Angiospermce. Plants with seeds borne in a peri- 

 carp. 



Annular. In the form of a ring. 



Anterior. The front side of a flower, that is averse 

 from the axis of inflorescence. 



Anther. The part of the stamen containing the 

 pollen. 



Anthesis. The act of opening of a flower. 



Apetalous. Having no petals. 



Apex. The top, as the end of the leaf opposite the 

 petiole. 



Apiculate. Ending in a short pointed tip. 



Apophysis. An enlargement or swelling of the 

 surface of an organ. 



Arcuate. Moderately curved. 



Areolate. Marked by areolse er spaces marked 

 out on a surface. 



Aril. An extraneous seed-coat or covering, or an 

 appendage growing about the hilum of a seed. 



Ariloid. Furnished with an aril.- 



Aristate. Furnished with awns. 



Articulate. Jointed or having the appearance of a 



joint. 



. Auricled or auriculate. Furnished with an auricle 

 or ear-shaped appendage. 



Autocar pus. A fruit consisting of pericarp 

 alone, without adherent parts. 



Axil. The angle formed on the upper side of the 

 attachment of a leaf with a stem. 



Axillary. In or from an axil. 



Baccate. Berry-like. 



Bark. The rind or cortical covering of a stem. 



Berry. A fruit with a homogeneous fleshy pericarp. 



Bipinnate. Doubly or twice pinnate. 



Bract. The more or less modified leaf of a flower- 

 cluster. 



Bracteate. Furnished with bracts. 



Bracteolate. Furnished with bractlets. 



Bractlet. The bract of a pedicel or ultimate 

 flower-stalk. 



Branch. A secondary axis or division of a trunk. 



Branchlet. An ultimate division of a branch. 



Bud. The undeveloped state of a branch or 

 flower-cluster with or without scales. 



Bud-scales. Reduced leaves covering a bud. 



Calyx. The flower-cup or exterior part of a peri- 

 anth. 



Campanulate. Bell-shaped, or elongated cup- 

 shaped. 



Campylotropous. Descriptive of an ovule or seed 

 curved in its formation so as to bring the micro- 

 pyle or apex down near the hilum. 



Canescent. Hoary, with gray or whitish pubes- 

 cence. 



Capsule. A dry dehiscent fruit of more than one 

 carpel. 



Carpel. A simple pistil or an element of a com- 

 pound pistil. 



Catkin. The same as an ament. 



Caudate. Furnished with a tail, or with a slender 

 tip or appendage. 



Centripetal. Developing from without toward the 

 centre. 



Chalaza. The part of an ovule where the coats 

 and nucleus are confluent. 



Chartaceous. Having the texture of paper. 



Ciliate. Fringed with hairs. 



Cinereous. Ashy gray. 



Circinnate. Involute from the apex into a coil. 



Circumscissile. Circularly and transversely de- 

 hiscent. 



Clavate. Club-shaped. 



Cocci. Portions into which a lobed fruit with 

 1-seeded cells splits up. 



Cochleate. Shell-shaped, spiral like the shell of a 

 snail. 



Columella. The persistent axis of a capsule. 



Commissure. The face by which 2 carpels unite. 



Complanate. Flattened. 



Conduplicate. Folded together lengthwise. 



Cone. An inflorescence or fruit formed of imbri- 

 cated scales. 



Conferruminate. Stuck together by adjacent faces. 



Connate. United congenitally. 



Connective. The portion of a stamen which con- 

 nects the two cells or lobes of an anther. 



Contortuplicate. Twisted and plaited, or folded. 



Convolute. Rolled up from the sides. 



Cordate. Heart-shaped. 



Coriaceous. Of the texture of leather. 



Corymb. A flat-topped or convex open flower- 

 cluster, the flowers opening from the outside in- 

 ward. 



