GLOSSARY 



Abortion. Imperfect development or non-devel- 

 opment of an organ. 



Abortive. De^ctive or barren. 



Acauleacent. Stemless or apparently so, or 

 with stem subterranean. 



Acoumbent (cotyledon). Having the edges 

 against the radicle. 



Achene. A small dry and hard 1-celled l-seeded 

 indehiscent fruit. 



Achlamydeous. Without calyx or corolla. 



Acicular. Slenderly needle-shaped. 



Aculeate. Prickly ; beset with prickles. 



Aculeolate. Beset with diminutive prickles. 



Acuminate. Tapering at the end. 



Acute. Terminating with a sharp or well defined 

 angle. 



Adnate. United, as the inferior ovary with the 

 calyx-tube. Adnate anther, one attached for 

 its whole length to the inner or outer face of 

 the filament. 



Adventive. Imperfectly naturalized. 



Aestivation. The arrangement of the parts of 

 the perianth in the bud. 



Alate. Winged. 



Albumen. Any deposit of nutritive material 

 accompanying the embryo. 



Albuminous. Having albumen. 



Alliaceous. Having the smell or taste of garlic. 



Alternate (of leaves, etc.). Not opposite to each 

 other on the axis, but arranged singly at 

 diflFerent heights. 



AlVMlate. Honeycombed ; having angular de- 

 pressions separated by thin partitions. 



Alveolation. A honeycombed condition. 



Am&nt. A catkin, or scaly spike. 



Amphigean. Native of both Old and New 

 Worlds. 



Amphitropous (ovule or seed). Halfinverted 

 and straight, with the hilum lateral. 



Amplexicaul. Clasping the stem. 



Anastomosing. Connecting by cross-veins and 

 forming a network. 



Anatropous (ovule). Inverted and straight. 

 with the micropyle next the hilum and the 

 radicle consequently inferior. 



Aauyipital. Two-edged. 



Androgynous (inflorescence). Composed of 

 both staminate and pistillate flowers. 



Androsporangium. The receptacle in which 

 androspores are formed. 



Androspore. The minute reproductive body, 

 which gives rise to the (often exceedingly ob- 

 scure) male plantlet in the sexual generation. 

 The same as Microspore. 



■androua. In composition, having stamens. 



Angiospermous. Having the seeds borne wlthtt 

 a pericurj). 



Anmuil. Of only one year's duration. Wiutfr 

 annual, a plant from autiimn-nown Bee<l which 

 blooms and fruits in the following soring. 



Annular. In the form of a ring. 



Anterior. On the front side of a flower and D«zt 

 the bract, remote from the axis of Intloresconc* ; 

 equivalent to inferior and (less properly) ex- 

 terior. 



Anther. The polliniferous part of a stamen. 



Antheridiuni. In Cryptogams, the organ cor 

 responding to an anther. 



Anther i/erous. Anther-bearing. 



Antherozoid. One of the minute organs devel- 

 oped in an antheridiura. 



Anthesis. The time of expansion of a flower. 



Apetalotis. Having no jtetals. 



Apieidate. Ending in a short pointed tip. 



Apogarnous. Developed without fertilization. 



Appressed. Lying close and flat against. 



Arachnoid. Cobwebby ; of slender entangled 

 hairs. 



ArcheQonium,. The organ in the higher Crj-pto- 

 gams corresponding to a pistil in the Flowering 

 Plants. 



Arcuate. Moderately curved. 



Areolate. Marked out into small spaces ; retlca- 

 iate. 



Areole. A small space marked out upon a sur- 

 face. 



Aril. An appendage growing at or about the 

 hilum of a seed. 



Arillate. Having an aril. 



Aristate. Awned ; provided with stlfllsh brisU*- 

 shaped appendages. 



Articulate. Jointed ; having a node or Joint. 



Ascending. Kising somewhat obliquely, or 

 curving upward. Ascending ovuU, one lh«t 

 is attached above the base of the ovary and la 

 directed upward. 



Asffiirgent. Asoonding. 



Attenuate. Slenderly tapering ; becoming vory 

 narrow. 



Auricle. An eat-8hape<l appendage. 



Auricnlate. Furnished with auricles. 



Aicl-shajied. Tapering upward from lhe> ha** 

 to a slender or rigid point. 



Awn. A bristle-shaped api>endage. 



Aril. The angle formed by a leaf or branch with 

 the stem. 



Axils. Situated In the axli*. 



Axillary. Slluateil in an axil. 



Axis. The central line of any organ or support 

 of a group of organs ; a stem, etc. 



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