1206 
Amplexicaul. 
stem. ‘ 
Anastomosing. When one vein unites 
with another, the union forming a 
reticulation or network. 
Anatropous. Of an inverted ovule or 
seed with the rhaphe extending its 
whole length. 
Ancipital. 'Two-edged. 
Androecium. The male system of a 
flower; the stamens collectively. 
Androgynous. Having both male and 
female flowers. 
Anemophilous. Flowers which are 
fertilized through the agency of the 
wind, the pollen being conveyed 
through the air. 
Angiospermous. Bearing seeds in a 
closed pericarp. 
Annual. Of only one year’s duration. 
Annular. Having the form of a ring. 
Annulus. In mosses, the ring of cells 
between the operculum and the 
orifice of the capsule. 
Anterior. Equivalent to inferior or 
lower, in the sense of away from 
the axis and toward the bract. 
Anther. That part of the stamen 
which contains the pollen. 
Antheridium. In eryptogams, the male 
organ of inflorescence, corresponding 
to the anther. 
Antheriferous. Bearing anthers. 
Antherizoids. In eryptogams, the mi- 
nute usually ciliated organs deve- 
loped by the antheridia, correspon- 
ding to pollen-grains. 
Anthesis. The period of expansion 
of a flower. 
Apetalous. Having no corolla or inner 
perianth. 
Apex, The tip or summit of a thing, 
Aphyllous. Not bearing leaves. 
Apical. At the apex. 
Apiculate. Abruptly terminated by a 
short point or tip. 
Appendage. Something added or at- 
tached to an organ, but unessential 
to it. 
Of leaves, clasping the 
App-ndiculate. Furnished with appen- | 
dages. 
Appressed. Pressed close. 
Apterous, Not winged. 
Aquatic. Growing in water. 
Arachnoid. Resembling cobweb. 
Appendix VI: Glossary. 
Arborescent. Becoming a tree or tree- 
like. 
Archegonium. In ferns, the rudi- 
mentary organ which develops into 
the fruit. 
Arcuate. Arched; bent like a bow. 
Areola, pl. Areolae. The spaces in 
any reticulated surface. 
Areolate. Divided into small spaces 
or areolae. 
Areolation. Any system of cellular 
or reticulated markings. 
Aril. An expanded appendage to the 
hilum, enveloping the seed. 
Arillate. Having an aril. 
Arilliform. Resembling an aril. 
Aristate. Having an awn. 
Aristulate. Having a very small awn. 
Articulated. Jointed. 
Ascending. Rising somewhat obli- 
quely, not erect. 
Asperulous. Rough; harsh to the touch. 
Asteroid. Having a flower resembling 
that of an Aster. 
Attenuate. Narrowing gradually; 
tapering. 
Auricle. A small ear-like lobe at the 
base of a leaf. 
Auriculate. Furnished with auricles. 
Awl-shaped. Shaped like the point 
of an awl; narrowing above to a 
sharp point from arather broad base. 
Awn. A bristle-like terminal or dorsal 
appendage. 
Awned. Furnished ‘with an awn. 
Axil. The angle formed by a leaf 
or branch with the stem. 
Awile or Awial. Situated in the axis 
or relating to it. 
Avillary. Situated in an axil. 
Axis. The central line of a body in 
the direction of its length; the stem. 
Baccate. Berry-like; pulpy. 
Banner. A name often applied to 
the standard or upper petal of a 
papilionaceous flower. 
Barb. A sharply reflexed point upon 
an awn, ete., like the barb of a 
fish-hook. 
Barbate. Bearded; provided with long 
weak hairs arranged in tufts. 
| Barbed. Furnished with barbs. 
| Barbellate. Provided with short stiff 
hairs. 
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