bijugous 
pipeltate 
tus, biju’gous (jugum, a yoke), 
applied to a pinnate leaf, with two 
pairs of leaflets ; bila’biate, bilabia’- 
tus (labium, lip), divided into two 
lips,as are many gamopetalous corol- 
las, etc. ; bilam’ellar, bilam’ellate, 
bilamella’tus (lamella, a thin plate), 
consisting of two plates, as some 
placentae ; Dbilat’eral, bilatera’lis 
(latus, side), arranged on opposite 
sides, as the leaves of the yew ; 
bilo’bate, biloba’tus, bilo’bed (Aofos, 
the ear-flap), divided into two 
lobes, as most anthers, or the 
leaves of Bauhinia; bilocell’ate 
(locellus, a small compartment), 
made up of two locelli; biloc’ular, 
bilocwar’is (loculus, a compart- 
ment), two-celled; bimac’wlate 
(mac'ula, a spot), with two spots. 
bimes’tris (Lat.), of two months’ 
duration. 
bi’mus (Lat.), lasting for two years. 
binary bina’rius (bini, by twos), con- 
sisting of two members; bi’nate, 
bina’tus (Lat.), (1) where a leaf is 
composed of two leaflets at the 
end of a common petiole; (2) a 
simple leaf nearly divided into 
two; bina’tim (Lat.), in pairs ; 
pina’‘to-pinna’tus + = BIPINNATE. 
biner’vate (bi, two, nervus, a nerve), 
with two nerves, especially if pro- 
minent; binervula’tus + (Lat.), 
having two vascular strands. 
bi'ni (Lat.), two together, twin; as 
binifor’us, bearing flowers on pairs. 
pino’dal, bino’dis (bt, two, nodus, a 
knot), consisting of two nodes. 
pino’mial (bz, two, nomen, a name), in 
botanic nomenclature, the use of a 
generic and specific name to con- 
note a given organism; used also 
for NEWTONIAN CURVE. 
bi‘nous, bi’nus (Lat.), in pairs; cf. 
BINI. 
binu’clear, binu’cleate (bi, two, 
nucleus, a kernel), having two 
nuclei; binu’cleolate, binucleola'tus 
(Lat.), with two nucleoli. 
Bi’oblast (8los, life, B\acros, a shoot), 
term proposed by Schlater for the 
unit of life, comprising autoblasts, 
C9) 
33 
or free existing bioblasts, and 
cytoblasts or colonies of such bio- 
blasts as have lost their independent 
existence ; cf. BiopHor. 
bioc’ellate (bi, two, ocellus, a little 
eye), marked with two eyespots. 
Biogen’esis (los, life, -yéveows, begin- 
ning), the doctrine of life from life, 
the production of organisms from 
others already in existence; in 
opposition to Spontaneous Genera- 
tion ; biog’ enous (yévos, race), grow- 
ing on living organisms ; Biog’eny, 
the evolution of living forms, in- 
cluding OnToGENY and PHYLOGENY; 
Biology (Adyos, discourse), the 
science which investigates vital 
phenomena, both of plant and 
animal ; biolyt’ic (Avovs, a loosing), 
destructive of life ; Bi’on, an indi- 
vidual, morphologically and physi- 
ologically independent ; Bionom’ies 
(véuos, a law), Geddes’s term to 
express Phytobiology, the oecology 
of plants; in German, Pflanzen- 
biologie ; bioph’agous (dos, a 
glutton), feeding on living organ- 
isms, truly parasitic; Bi’oplasm 
(wXdowa, moulded), Beale’s name 
for PRoToPLAsM; bioph’ilous (g:\éw, 
I love), used of Fungi which are 
parasitic on leaves or stems of 
living plants; Bi’ophor (gopéw, I 
carry), G. C. Bourne’s name for the 
cell, as the vital unit. 
bipal’eolate, bipaleola’tus (bi, + pale- 
ola), consisting of two paleae, or 
small scales in grasses; bipal’- 
mate, bipalina’tus (palma, the palm 
of the hand), twice palmate, palm- 
ately compound ; bip‘arous (pario, 
I bring forth), bearing two ;~ Cyme, 
Bravais’s expression for a normal 
dichotomous inflorescence ; bipar- 
tible, bipartib'ilis, bipar'tile (par- 
ilis, divisible), capable of ready 
division into two similar parts ; 
bipart’ite, bipartd’tus (Lat. ), divided 
nearly to the base into two portions; 
Bipartit’ion, the act of dividing into 
two; bipect/inate (pecten, a comb), 
toothed like a comb on two sides ; 
bipelt’ate (pelta, a shield), having 
