graniticus 
*Guardian-cells 
shape), having the shape of grains 
of corn. 
granit‘icus (Mod. Lat.), applied to 
plants growing on granite rocks, 
as certain Lichens. 
Gran‘ule, Gran‘ula (granum, a grain), 
(1) any small particles, as pollen, 
chloroplasts, etc.; (2) the Naviculae 
of Schizonema (fide Lindley) ; (3) 
sporangia in Fungi (Lindley); (4) 
by Frommann used for the 
nucleolus-like structure in the 
nucleus of the terminal cells of the 
glandular hairs of Pelargonium 
zonale, Ait.; Gran'ula gon’ima, the 
gonidia in Lichens; gran’ular, 
granula’ris, (1) composed of grains ; 
(2) divided into little knots or 
tubercles, as the roots of Saxifraga 
granwata, Linn. ; granulate, granu- 
fa'tus, means the same thing; 
granuliferous (/fero, I bear), gran- 
ule-bearing ; gran’ulose, granulo’sus, 
composed of grains ;—used as a 
substantive by Naegeli for true 
starch. 
Grape-sugar, a sugar found abund- 
antly in the grape, dextrose. 
Grascila’‘tio (Mod. Lat.), used by 
Desvaux for ETIoLATION. 
Grass-green, clear lively green, in 
Latin, prasinus, gramineus. 
Grav’eolence (graveolentia, a rank 
smell), a smell so strong as to be 
unpleasant ; graveolent, grav’co- 
lens, strongly scented, of intense 
and heavy odour. 
Gravita’tion (gravitus, weight), the 
act of tending towards a centre, as 
of the earth ; in botany sometimes 
confused with Geotropism and 
Apheliotropism. 
greasy, oily to the touch, 
Green-rot, a disease in wood, the 
tissues becoming verdigris green, 
ascribed to Peziza aeruginosa, Pers. 
Greffe (Fr.) graft ; ~ des Charlatans, a 
fraudulent apparent graft, the 
scion being passed through a hole 
bored in the stock. : 
gregarious (gregarius, belonging to a 
flock), growing in company, asso- 
ciated but not matted. 
grey, gris'cus (Lat.), cold neutral tint, 
varied in tone. 
grisel’lus, gris’ eolus (Lat.), diminutive 
of foregoing, somewhat greyish. 
Grit-cell, a sclerotic cell, as in the 
flesh of pears. 
gromon‘ical, an error of Lindley’s for 
gnomonical. 
Grossifica’tion (grossus, thick, facio, I 
make), the swelling of the ovary 
after impregnation ; gros’sus (Lat.), 
coarse, larger than usual, used 
adverbially as gros’se-crena’'tus, ~ 
serratus, coarsely crenate or 
serrate. 
grossula’ceous, gros’sular, relating to 
the gooseberry, Ribes Grossularia, 
Linn.; Gros’suline, a principle 
found in certain acid fruits. 
Ground-tissue, applied to the pith, 
cortex, and medullary rays. 
Grow ing-point, the extremity of the 
stem, or cone of growth, the seat 
of the activity of the apical cell, 
and its divisions. 
Growth, increase by new cell-forma- 
tion or extension of old cells; 
~ Form, a vegetative structure 
marked by some characteristic 
feature which does not indicate 
genetic affinity; « tree, shrub, 
sprout-fungus, are growth-forms ; 
~ Ring, the annual rings of growth 
in exogens, 
Grub’bing, in forestry, the uprooting 
of trees. 
gruinal'is (yrus, a crane), shaped like 
the bill of a crane, as the fruit of 
Geranium. 
gru’mose, grumo‘sus, gru’mous 
(grumus, a hillock), divided into 
little clusters of grains. 
Grund-Form (Germ.), the original 
form, sometimes hypothetic, from 
which other forms have been derived 
by morphologic variation. 
Guar’anine, a bitter principle from 
Guarana bread, or Brazilian cocoa, 
isomeric with caffeine. 
Guard-cells, Guard’ian-cells, in stom- 
ata, two cells which open or close 
the stoma by their greater or less 
turgescence. 
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