Malicorium 
marginate 
to be the most frequent of organic 
acids in cell-sap. 
Malicor’ium (Lat.), the rind of the 
pomegranate. 
malig’nant Oedem’a, disease in animals 
resembling anthrax, and like that, 
caused by a bacillus. 
Mal'leolus (Lat., a small hammer), a 
layer ; a shoot bent into the ground 
and half -divided at the bend, 
whence it emits roots. 
mallococ’cus (uaAddbs, a lock of wool, 
xéxxos, a berry), downy fruited. 
Malpighia’cei Pi'li, hairs attached by 
their middle, frequent in the order 
Malpighiaceae ; Malpig’hian Cells, 
those which compose the outer 
layer of the seed in Malpighiaceae, 
with a ‘‘luminous line” composed 
of Lignin. 
Malt’/ase or Malt’in, a ferment found 
in all germinating cereals, and of 
greater activity than diastase (Du- 
brunfaut); Malt‘ing, germinating 
seeds of barley until the radicle 
(acrospire) is produced, and then 
checking the further germination 
by means of heat; Maltodex’trin, a 
body intermediate in properties be- 
tween maltose and dextrin ; Malt’- 
ose, a sugar formed by the action of 
diastase on starch. 
malva’ceous, resembling or belonging 
to the order Malvaceae. 
Mamil'la (Lat. a nipple or teat) = 
MamMiILia. 
Mamelon’ (Fr.), ov’ular~, the papilla 
which precedes the formation of 
the nucellus in Cycas (Treub). 
mam’miform (mamma, a_ breast, 
forma, shape), breast shaped, 
conical with rounded apex. 
Mammil'la (Lat.), a nipple or pro- 
jection ; used for granular promin- 
ences on pollen-grains ;mam'millar, 
mammilla’ris, mam’/millate, mam- 
milla'tus, having teat-shaped pro- 
esses. 
mam/‘mose (mammo’sus,full-breasted), 
having breast-like protuberances. 
man’cus (Lat. maimed), deficient or 
wanting. 
man’icate, (Lat. 
manica’tus long- 
152 
sleeved), applied to pubescence 
so dense and interwoven that it 
may be stripped off, ‘“‘like a 
sleeve.” 
Man’na, the hardened exudation from 
various trees, as from Fraixinus 
Ornus, Linn.; Man‘nite, a sweet 
substance in the sap of the same 
tree; Man‘nitose, sugar from the 
pith of ash, oak and elder ; Man’- 
nose, a sugar resulting from the 
hydrolysis of cellulose. 
Manom’eter (yavos, rare, scanty ; 
péTpov, a Measure), apparatus to 
measure the pressure of gas or 
liquid. 
Man'tle, used by Grew for ocrea. 
Man’‘tle - Cells, tapetal cells; ~ 
Lay’er, a layer of tapetal cells; 
~ Leaf, Goebel’s term for the 
prostrate, half-enveloping barren 
frond, as in Platycerium alcicorne, 
Desv., as distinct from the fertile 
frond. 
Manu’brium (Lat. a handle), a cell 
which projects inward from the 
centre of the shields in the globule 
of Chara. 
man’y-head’ed, with many distinct 
buds on the crown of a root. 
mar’bled, stained with irregular 
streaks of colour. 
marces’cent, marces'cens (Lat. wither- 
ing), withering without falling off; 
mar’cidus (Lat.), withered, shrunk. 
Mar’cor (Lat. decay), welting, flac- 
cidity caused by want of water. 
Margel’la (dim. of margo, a border), 
the elliptic ring round « stoma 
formed by the guard-cells. 
Mar’gin, Mar’go, the edge or boun- 
dary line of a body ; mar’ginal, mar- 
gina'lis, placed upon or attached 
to the edge; ~ Grow’‘ing-point, 
in a flattened member when the 
marginal cells remain embryonic 
and capable of growth; ~Ov'ule, 
an ovule borne on the margin of a 
carpel ; ~ Veil, a membrane en- 
closing the hymenium in the young 
stageof Agarics, the Velum partiale ; 
mar’ginate, margina’tus, margina’- 
rius, broad-brimmed, furnished with 
