60 
II 
Actinomyco'sis— A disease in animals and j 
man characterised by the development 
. of tninoura in the , jawbone, vertebrae, 1 
lymphatic glands, uivl other places ^ 
within which sulphur-yellow bodies ' 
like sand-grains occur, each consisting 
of an aggregate of an organism ActinO' 
onyces^ wliich issnppoaed to be a fungus. : 
Acutiu.s'(’i:lu.s — S omewhat acute. j 
ADDUCTOhiKs — The young state of the ' 
Thecae of mosses. ‘These being crowded 
together are mostly abortive, whilst one 
only is usually developed, at least, at 
the same sj)Ot. 
Adel'piiia — A brotherhood. Stamens are 
monadel'phous, diailcri»hous, or iK>ly- 
adei'v>houB, according as they aro 
arranged in one, two, or several dis- 
tinct groups or Imndles. (See the 
bundles of .stamens in a flo\Yer of the 
“ Brisbane Box,” Triatania con/ei'ta.) 
Adenoi’H'okis — Gland-bearing, as adenos- 
temon, where there are glands on the 
stamens. Tbe.'-o glands may be fre- 
quently met with upon the anthers 
of the Queensland “Sensitive idant,” 
JVeptania (/rncilis. 
Adnas'cexs (To be boin)— Synonym for 
“ Young bulb"’ ; also for suckeraof some 
monocolylodons. 
Adna'tUv^, Adnatk — One organ consoli- 
dated or united to another. 
AdUvST’U.s — B urned. Ayartcutt aihidns, 
Adventi'tious — W hen some ]>art or organ 
is developed in an unusual t‘ 0 «ition. 
(Seo roots ui>oii the stems of hg-trees.) 
^CID'icm -In LTredinenj ; sporocarp con- 
sisting of a cup-shaped envelope (peri- 
dium) ami a hymenium occupying the 
boitcun of the cup— from the ba^idia of 
which sjjores (iecidio-pores) are serially 
and succe.ssively abjointeil. 
Ae'riai.— IM ants or paru of plants which 
grow entirely above the surface of the 
earth or water, an ierofdiyfce, .sometimes 
applied to plan s found growing upon 
the branchit'S of trees. 
^RuV.iNOUS, ..dtRUGiNo'sc-s — TiescmbUng 
the green rust of brass. 
^^STiVA'ti.s — Prt>duced in summer. 
.^stiva'tion— The disposition of the parts 
of a flower licfnre expansion. 
Affi'nity neighbouring}— When 
the relation which plants or groups 
of plants hear to each other i.s very 
close, and depends upon some .striking 
resemblance between their mo.st impor- 
tant organs. Applied in contradis- 
tinction to Analogy, where the rcsein- 
bhiiice, though it may at first appear 
striking, lies between less iinix>rrant 
organs. Tuu-s the foliage of many 
Dicotyledons re-scmbles that of a grass. 
Aftermath— T he grass which springs up 
after mowing. 
Aga'mo-iiypnospores — Neutrally formed 
resting spores. 
AoA'jrosi^BK — Spore formed neutrally 
without fecundation. 
Ag'am^e — A name sometimes given to 
cryptogams, resting on the suppositino 
that they are asexual plants. 
Agglomeea'ted {Affglomero, to crowd , 
together) — Collected closely together 
into a head or mass. 
Ag'gregate — Several bodies or organs in 
close juxtaposition, A 
Agres'tes— Kura], applied to wild flowers, I 
whether indigenous or naturalised. I 
Air-Cells— Cavities in the cellular tissue I 
whicli are .sametimes irregular, but I' 
often constructed with great l)eauty I, 
and regularity in thefonn of hexagonal || 
prisms, &c. They are filled with air, li 
and in aquatics serve the purpose of l| 
floating tlie stem and leaves to the sur- I 
face of the water. In terrestrial plants , I 
they give some stems a sijongy struc- I 
ture. (See “Rushes.”) L 
A'la— A wing. Alatus— Winged, as the I 
stem or seed. (Sec seed of any CuHua- P 
the so-called oak.‘^, and the foot- I 
stalks of the leaves of Wormia alata^ a I 
Northern coast tree.) I 
Ai.a ba3'tbus or ALABAs'XRtrM.— The flower- I 
bud. A name used by BUny for the I 
Rose-bud. 
Albefao'tio— A condititm of plants induced 
by absence of liglit, commonly .called 
blanching, in which little or no chloro- 
phyll is formed ; the peculiar secretions 
are diminished, and the tissues are 
tender and unnaturally drawn out ; and 
thus plants wliich in a state «)f health 
are tough, uriwholesome, and unfit- 
foi’ food become palatable and whole- 
some. 
Albes'oext — Where any colour assumes a 
pale tinge, or has a hoary ai>pearaiice. 
Albu'men — A substance fouiui in many 
seeds, surroundiug the einbryo wholly 
or in part, and affi)rding nourish- 
ment to the young plant during the 
earliest stages of germination. It is 
of a farinaceous, oily, or liorny con- 
sistency. 
Alrur'NITAS — A tendency to remain like 
alburnum. A disease of trees where 
whi'.e rings of wood are interposed 
among heart- \v(jod. 
ALBUu'Nr.M —The sap-wood or outermost 
layers of wood in oxogenou-* trees, which 
hove not yet pa-^sed to the state of 
duramen nr ht-ai t wood, 
Alex'ipharmio — That which ^ counteracts 
j'oisonsj antidotal. It is said that 
Maranta amndiyutcecf. received th© 
name “Arrowroot;” because its rhi- 
zomes \vere tbougl.t to possess the 
power of extracting the from 
wounds infiic'.ed by jxn.soned arrows. 
Alectorjo'td — Filiform or filamentose, like 
the thalus of the genus Aleetorki. 
Alfal'f.v — The Spanish namo of Lucerne. 
Mcdicayo mtiva. 
Alli'ance — Synonym for “Cohors” as the 
Ranales, under >vhich title aro arranged 
the several orders which are nearest 
allies to the Kanuncuhictte^ 
Allia'ckous— Fosse.ssing the odour of garlic 
or onions. 
Allo'chrous— Changing from one colour to 
another. 
