Macroblast 
malic 
Mac’roblast (B\acros, a bud), a 
normal wood bud (Hartig); ma- 
croceph’alous, -lus (kepady, head), 
big headed, dicotyledonous em- 
bryos with consolidated cotyledons ; 
Macroconid’ium (+ CoNIDIUM), a 
large conidium produced at a dif- 
ferent period in the life-cycle 
to a MicroconipiIum; Mac’ro- 
cyst (xiors, a bag or pouch), one 
of the vesicles which originate the 
fertile tissue in Pyronema, etc. (Tu- 
lasne) ; Macrodi’odange (+ Driopsz, 
dyyetov, a vessel) Van Tieghem’s 
term for MAcROSPORANGIUM ; Mac- 
rodi’ode, the same botanist’s word 
for Macrospore; Macrogam’ete 
(yauérns, a spouse) = MEGAGAMETE ; 
Macrogonid’ium (-évos, offspring, 
eldos, like) a gonidium of large size 
in comparison with others produced 
by the same species ; ¢f. MzcaLoco- 
NIDIUM; macrophylline (v)\)ov, 
a leaf), macrophyl’lous, having 
elongated leaflets or leaves ; 
macrophyt’ic (gurov, a plant), 
used by Schimper for the large 
forms of marine Algae; Mac’ro- 
plast (7\acros, moulded), Lanke- 
ster’s term for large disc-like 
plastids in Bacterium rubescens ; 
macrop’odal, macrop’odous (ods, 
modes, a foot), used of an embryo 
with enlarged hypocotyl forming 
the greater part of its mass; (Crozier 
adds another meaning, applied toa 
leaf with a long petiole); Macro- 
scle’reids (cxAxpéds, hard), Tschirch’s 
term for long stone-cells with 
blunt ends; macroscop’ic (cxoréw, 
I see), viewed by the naked eye, 
opposed to microscopic ; Macro- 
sporan’gium (copa, seed, ayyetor, 
a vessel), (1) a sporangium contain- 
ing macrospores ; (2) the nucellus of 
the ovule of Phanerogams ; macro- 
sporan’giate, possessing macrospo- 
rangia ; ~ Flowers, carpellary 
flowers, pistillate flowers destitute 
of stamens; Mac’rospore ; (1) the 
larger kind of spore in vascular 
Cryptogams; (2) the embryo- 
sac in Phanerogams; Macrospor’- 
451 
ophyll (¢vAdov, a leaf) =CARPEL; 
macrosporopbyl'lary, carpellary ; 
macrosty’lous (ar®)os, a post), long- 
styled ; Macrosym’biont (cupPidw, I 
live with), the larger of the asso- 
ciated organisms in symbiosis ; 
Mac’rotherm (#épyy, heat) = MzxEGa- 
THERM ; Macrozoogonid’ium ({Gov, an 
animal, + Gonrp1uM), in Ulothrix 
the larger kind of zoospore, which 
germinates independently ; ¢f. Mr1- 
CROZOOGONIDIUM ; Macrozo’ospore, 
a large zoospore when compared 
with others of the same species. 
Mac’ula (Lat.), a spot ; Mac’ulae ; (1) 
areolated pits of Coniferae ; (2) also 
organs on the aérial stem of Cyatho- 
phorum, large round white dots in 
two rows, probably water-storing 
organs ; maculifor’mis (/ormis, 
shape), used by Koerber for 
apothecia which are shaped like 
irregular spots; mac’ular, mac’u- 
late,mac’ulose (maculosus, spotted), 
blotched or spotted ; Macula’tion, 
the arrangement of spots on a 
plant (Crozier). 
madefac’'tus (Lat.), moistened, as 
plants in an herbarium previous to 
examination. 
Madura, the fungus-foot disease 
supposed to be caused by Chio- 
nyphe Carteri, Berk. 
mag’ moid (udyya, dregs, efdos, like), in 
Lichens, ‘‘like an Alga, consisting of 
spherical green cellules” (Leighton). 
mal'acoid (uadaxos, soft, eldos, like), 
mucilaginous ; Malacoph’ile (giAdw, 
I love), plants which are fertilized 
by snails or slugs. 
male, a plant or flower which bears 
stamens or their analogues; ~ 
Cell, the smaller of two unequal 
ametes; ~ Flow’ers, staminate 
owe: ~ Or’gans, those struc- 
tures which, in fertilization, are 
concerned, as the stamens, anthe- 
ridia, etc.; ~ Prothal'lium, one 
which bears antheridia only; ~ 
Sys’tem, all that part of the flower 
which belongs to the stamen. 
ma/lic (malum, an apple), pertaining 
to apples, as ~ Ac’id, which is said 
