AVPENDIX. tas 
Ampuisious. Growing equally well in water or on dry land. 
AMPHITROPAL, AMPHITROPOUS. Applied to the ovule when it is curved so that 
both ends are brought near together. 
AMPLEXICAUL. Applied to leaves or stipules when the base is dilated and em- 
braces the stem. 
Anastomostnc. When one vein unites with another, the union forming a reticu- 
lation or network. 
ANATROPAL, ANATROPOUS. When the ovule is reversed or bent back so that 
the micropyle is close to the hilum and the chalaza at the other end. 
AnpRecium. ‘The male system of a flower; the stamens collectively. 
AnprocyNnous. Having both male and female flowers in the same inflorescence, 
as in many species of Carew. 
ANEMOPHILOUS. Flowers which are fertilised through the agency of the wind, 
the pollen being conveyed through the air. 
ANGIOSPERMS, ANGIOSPERM#. Plants having their ovules enclosed in an ovary. 
AnnuaL. Applied to plants which grow up and perish in one season. 
ANNULAR. Ring-shaped. 
AnnNvULATE. Furnished with rings or belts. 
Annuuus. In ferns, applied to an elastic ring which partially or wholly surrounds 
the sporangium and ruptures it at maturity. 
ANTERIOR. Placed in front, or turned away from the axis. 
AntTHER. That portion of a stamen which contains the pollen. 
ANTHERIDIUM. The male sexual organ in Cryptogams, answering to the anther 
in Phanerogams. 
AntuHeERozoIps. Motile cells provided with cilia, produce] within an antheri- 
dium; also called ‘‘spermatozoids.” 
AntTHEsIS. The period of expansion of a flower. 
Anticous. Remote, or turned away from the axis. 
AprraLous. Having no corolla or inner perianth. 
Apex. The tip or summit of any organ. 
ApHYL ous. Not possessing leaves. 
Aptcau. At the apex or summit. 
ApricuntatTs. Abruptly ending in a short and sharp point. 
Apocarpous. Applied to a flower in which the carpels or ovaries are separate. 
APPENDAGE. Something added or attached to an organ, but not an essential 
part of it. 
APPENDICULATE. Furnished with appendages. 
APPRESSED. Lying flat or pressed close for the whole length, as hairs to the 
surface of a leaf. 
Aquatic. Living in water. 
ARACHYOID. Resembling a spider’s web. 
ARBORESCENT. Resembling a tree in size and mode of growth. 
ARcHEGONIUM. The female sexual organ in Cryptogams, containing the oosphere, 
which after fertilisation develops into the sporophyte. 
ArcuatE. Curved or bent like a bow. 
AREOLE. A small area or space marked out on any surface; a small interstice 
or cavity ; a space in any reticulated surface. 
ArEoLaTE. Marked with areoles; divided into distinct spaces or meshes. 
AREOLATION. A system of reticulated markings. 
Arit, Arittus. An expansion of the funicle, more or less enveloping the seed. 
ARILLATE. Provided with an aril. 
ARIsTATE. Awned ; provided with a bristle-like point. 
ARTICULATED. Jointed; separated into distinct members or joints. 
ASCENDING. Rising somewhat obliquely; not quite erect. 
AsPERous. Rough; harsh to the touch. 
ATTENUATE. Tapering gradually ; drawn out. 
AvRIcLE. A small ear-like lobe or appendage at the base of a leaf. 
AURICULATE. Provided with auricles. 
