GLOSSARY OF BOTANIC TERMS, 
THEIR EXPLANATION AND APPLICATION; 
rUNCTIONS OF THE VAEIOUS OEOANS, Etc. 
A — As a prefix, denotes absence of an organ, 
as Aphyl'lus, withoutleaves ; Acau'lis, 
stemless ; Aceph'alous, Aceph'alus, 
headless. 
Ab'aca — A name given in the Philij^piue 
Islands to MiiSfi tt xiilis, the plant wliich 
yieldsthe fibre known as Manilla hemp. 
Aber'RANT — A pplied to species or genera 
that deviate from the usual characters 
of their neighbours. 
AuN'OR'iiAL — Differing from the usual 
growth or structure. 
Abor'tiox — Sigaifios an imperfect develop* 
mcnt of any given organ, 
Abori'ginal — The same as indigenous ; 
I>lants which appear to he the spon- 
taneous production of any country. 
Abka'iirt) — K( jughly rubbed off; usedin de- 
scribing Lichens. 
Ab.ster'uent— Cleansing, bavingacleansing 
(juality, us tlje fruit of the Sapinduts, 
the skill and puip «'f which are u-'cd as a 
substitute for soap, for washing linen. 
AccEi^'soHY — SoinAliing suporaddcd to the 
usual condition of an organ. 
Acantii'ophori’S — Thorn-bearing ; fnr- 
nishc-d with spines or large stiff bristles. 
Accres'cexs — Persistent and increasing in 
size, as the calyx of tbo Capo (loose- 
berry. 
A'CEROSts, Acekose— L inear and sharp- 
pointed, ueodlc-shapcd, as the foliage 
of many Habeas. 
AcEit'vPLi — Little heaps of clasters. 
Acetab^ulosl'S— S haped like a cup or 
saucer, as pl.ints of the pretty genus 
Acr-trihidaria, a aea-weed of our coast. 
AcetaIuus— S uited for salads. 
Achascoph'ytitm — A plant which has an 
indeluscent fruit. 
Aciien’r' — A dry ono-seeded iudehiscent 
fruit. The term Ackeihium is applied, 
by different authors, to two distinct 
kinds of fruit. 1. Where the fruit is 
superior, and consequently the poricarp 
is not invested by the calyx. It is dry, 
hard, single-seedtd, and inJchiscent. 
This is otherwise termed a Nut. 2. 
Where tlie pericarp is inferior, and 
consequently invested by the calyx, in 
other respects resembling the last, but 
usually nob sohur<l. The seeds of Com- 
positm are good examples. See Cosmos 
fruit. 
Aciilamyd'kous — Fhuvers witliout any dis- 
tinct perianth. 
Achote — The seeds of the Arnotto, Bixa 
Orellana. 
Achuo'matic— Colourless, 
i Ach-root — 'rhe I'oot of Morinda tinctorial 
used in India as a dye. 
Acio'clak— N eedle- .shaped. 
AcrcuLA'Ri — Basiliform, needle-like and 
somewhat club-shaped. 
Acido'tus — When the branches or other 
organs terminate in a spine or hard 
point. 
Actd'ula — A cid or sour, as the fruit of the 
Sour Plum, Oivenia acklula. 
A'ciEfi — The edge of anything; the angles 
of certain stems. An edge formed by 
the intersection of two planes. 
AciNACii-’or/Mis — Formed like a scimitar^ 
Sec the Noitherngra.^.s, Dimeria acina- 
clformis. 
Acin'o'scs — S haped like a grape-seed. 
Acramj’hi'rrya — Plants that grow both at 
! Ihe point and along the sides, as 
endogena and exogens. 
Acjro'bbya— A term used by Endlicher, 
I synonymous with “ Acrogens.’' 
! AoROC.Mt'pi — Mosses having their frnctifi- 
I cation terminating the axis, 
j Ao'rogen — A name given to cellular or 
! cryptogamic plants, in reference to the 
maiifier in -which their stems increase, 
! by addition.s to the extremity merely. 
I Acko'nychu'H— K eforring to organshaving 
the summit curved like the claw of an 
animal. (See flowers of Acronycliia.) 
Ac'rohpikk, AcrosimTia— T he first leaf 
that appe.oTs when corn sprouts. It is 
a do^’eloped plunmio. 
! Actinophyl'lus— R ayed-leaf. (See leaves 
I of ac^mop/ty^/a, thet^mb^ella- 
l tree.) 
j AcuTeate— Furnished with prickles. (See 
I coast plant, Pisonla aeuJeata.) 
'■ Acu'mtxate — Tapel'ing to a point, 
i Acute', Acu'tcs— Sharp- pointed, as Acuti- 
' Jtorioif -wdiere the parts of a flower are 
pointed. 
AcTl^’K^’'cHYMA — The Cellular tissue which 
forms the metiullary rays. 
AcTjNOCAR'rcs— Wliore the jilacentse are 
arranged in a radiated manner. 
Actisosto'm us— T he radiated structure 
sometimes observable round the little 
openings termed ostiolaj on the frond of 
Alga'., the thallus of Lichens, &c. 
