Dentate Leaf. 
Digitate Leaf. 
Horsechestnut. 
Disk. 
Drupe. 
An Emarginate 
Leaflet. 
, Internode ; D, 
Node or Joint. 
CoRM : A solid bulb, like that of the Gladiolus and Crocus. 
Corolla : Inner covering of a flower ; name of the 
petals taken collectively. 
Corymb : A flat or convex flower cluster, in which the 
flower-stalks or peduncles are produced alternately 
along the common stalk and rise to the same height, 
so as to form a flat or slightly rounded surface, and the 
expansion of the flowers proceeds regularly from the 
circumference to the center ; as in Phlox Drummondii. 
Cotyledons : Seed lobes ; the first leaves in the embryo. 
Cyme : A flower cluster resembling a corymb in form, 
but differing from it by the expansion of the flowers 
from the center to the circumference. 
Deflexed : Bent downwards. 
Dehiscence : The mode in which an anther or pod 
bursts or splits open. 
Dehiscent : Opening in a regular manner by dehiscence. 
Dentate : Toothed. 
Digitate : A compound leaf is said to be digitate when 
all of its leaflets start out from the apex of the petiole. 
Disk : The central part of a head of flowers, like the 
Sunflower, in distinction from the flowers at the margin 
called the ray. An enlarged part of the receptacle. 
Downy : Clothed with a coat of soft and short hairs. 
Drupe : A stone fruit. 
Emarginate : Notched at the summit. 
Embryo : The rudiment of the plant in the seed. 
Equitant : (^Riding straddle) : Leaves are said to be 
equitant when their bases or edges alternately overlap 
each other, as, the equitant leaves of the Iris. 
ExTRORSE : Turned outwards : the anther is extrorse when 
fixed to the outside of the filament and faces the petals. 
Fascicle : A close cluster ; a cyme with the flowers much 
crowded ; as the Sweet William. 
Feather-veined : Veins proceeding from a mid-rib at 
an acute angle. 
Frond : The leafy part of a fern ; a combination of leaf 
and stem, as in many Algae and Liverworts. 
Gamopetalous : Having the petals united so as to form 
a tube ; monopetalous. 
Genus : A class more extensive and higher than a species. 
Germ : A growing point ; a bud ; that which is to develop 
an embryo. 
FIabit : The appearance and mode of growth of a plant. 
Herbaceous: Of the texture of herbs; not woody. 
G, Involucre. 
Laciniate Leaf. 
Lanceolate Leaf. 
Embryo. 
Equitant Leaves. 
Feather-veined 
Leaf 
Frond of Fern ; E 
frond ; F stipe. 
Convolvulus ; gam- 
opetalous flower. 
Rose Leaf, show- 
ing five leaflets. 
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