azonal 
Band 
azo’nal (a, not, {v, girdle), C. Mac- 
millan’s term for Plant-associations 
which show no well-marked radial 
symmetry ; Azote’ (fw, life), La- 
voisier’s name for nitrogen, still 
used in French works; azo’tised, 
compounded with nitrogen. 
Az'ure azu’reus (late Lat., sky-blue), 
blue as the sky. 
Azy’gosperm, (a, not, {vyds, a yoke, 
orépua, seed), a synonym of Azy’- 
gospore (c7opd, seed), the growth 
of a gamete direct without con- 
jugation, a parthenogenetic spore ; 
azygous, unpaired, as a leaflet 
which is not matched on the oppo- 
site side of the rhachis. 
Bac’ca (Lat.), a berry, a succulent 
fruit with seeds immersed in the 
pulp, as the Gooseberry; ~ cor- 
tica’ta, berry with a rind, the term 
has been applied to the ovary; ~ 
sicc’a,t succulent while unripe, dry 
when mature; ~ spuwria,t any 
fleshy fruit which is not a true 
berry, as raspberry and strawberry; 
pae’eate, bacca'tus, berried; ‘‘se- 
mina baccata,” seeds having a 
pulpy skin, as in Cycas ; Baccau- 
lar’is, Baccaular’ius, + (deriv. ?), 
Desvaux’s name for CARCERULE; 
Baccau’sus = ETaERIO; Bacce’tum, 
Dumortier’s term for SyNCARP ; 
bacciferous, bac’cifer, (fero, I 
bear), berry-bearing, the fruit a 
berry, usually applied when the 
normal fruit of the genus is 
otherwise ; bac’ciform, bacciform’is 
(forma, shape), like a berry in 
shape. 
Bacill’us, pl. Bacill’i (bacillum, a 
staff), (1) + young bulb; (2) the 
frustules of certain Diatomaceae, 
as Bacillaria ; (3) rod-shaped Bac- 
teria ; bac’illar, bacilla’ris, bacil’li- 
form, (forma, shape), rod- or club- 
shaped. 
Back, that side which is turned from 
the part or substratum to which 
an organ is attached; the dorsal 
surface. 
Bacte’rium, pl. Bacte’ria (Baxrjpioy, a 
29 
small staff), Cohn’s name for low 
forms of organic life, multiplyin 
by fission, Schizomycetes; bac’- 
teroid (eféos, resemblance), re- 
sembling bacteria ; ~ Tissue, ap- 
plied to the root-tubercles of 
various plants ; Bac’teroids or Bac- 
ter‘ioids, organisms found in nitri- 
fying tubercles on the roots of 
plants, especially Leguminosae, at- 
tributed to the action of bacteria; 
Bacteriol’ogy (Aéyos, discourse), the 
science of the life history of bac- 
teria; Bacte’rio - pur’purin, the 
purple colouring matter of some 
bacteria ; Bacterio’sis, disease due 
to the attack of bacteria. 
baculiferous (baculum, a staff ; fero, 
I bear), bearing canes or reeds ; 
bacu’liform, baculiform'is (forma, 
shape), stick-shaped, rod-like, as 
the ascospores of certain Lichens. 
bad‘ious, bad’ius (Lat.), dark reddish- 
brown; chestnut-brown. 
Balus’tra, ‘‘ sometimes applied to 
fruits like the pomegranate” 
(Crozier). 
Balaus’ta (Sadavcriov, pomegranate 
flower), the fruit of Punica Grana- 
tum, Linn., with firm rind, berried 
within, crowned with the lobes of 
an adnate calyx. 
bald, destitute of pubescence or downy 
appendages. 
Bale t¢ (Fr. Bale), cited by 8. F. Gray 
for the outer glume of grasses, 
Ball’ing, in nuclear development, the 
fusion of nuclei into one nucleus. 
Balm (fdAcayov, balsam), pr. Bahm, 
a thick, usually resinous exudation 
of reputed medicalefficacy; Bal’sam, 
pr. Bawls'm ; a similar exudation, 
generally of resin mixed with 
volatile oil ; balsam’ic, having the 
qualities of balsam ; balsamif’erous, 
-rus, (fero, I bear), producing 
balsam. 
Bamb’oo, the name applied to the 
culm of arborescent grasses, not- 
ably species of Bambusa. 
Band, (1) space between two ridges in 
the fruit of Umbellifers ; (2) astripe 
generally ; ~ shaped, used of long 
