Glossary of Terms. xi 
Jugum.—Applied to a pair of leaflets ; 
thus a leaf may be wnijugate, bi- 
jugate or multijugate, according as 
there are one, two, or many pairs of 
leaflets. 
Keel.—Tho name given to the lower 
pair of petals of Papilionaceous 
flowers, ; 
Labiate, lipped, as the flowers of many 
Labiate, ete. 
Lactcus.—White with a faint tinge of 
blue. 
Lacustris,—Growing in lakes. 
Lamina.—The blade of a leaf. 
Lanceolate—In the form of a lance- 
head, tapering to both ends. 
Leguine.—A name given to the seed- 
vessel of the Pea family, opening in 
two valves and having the seeds at- 
tached to the ventral suture. 
Linear.—Narrow with parallel edges. 
Littoralis.—Growing on the sea-shore. 
Loculicidal (dehiscence), — Splitting 
down the back between the divisions. 
Lucidus.—Shining. 
Luteus.—Yellow. 
Macros, in composition, long, large. 
Mono, in compounds, signifies one. 
Monocarpic.—Flowering and fruiting 
only once. 
Monocotyledonous—Having one seed- 
leaf. 
Monecious.—Sexes in separate flowers 
on the same individual. 
Mucronate. — Terminating in « short 
hard point. 
Multi, in compounds, signifies many. 
Mutadilis—Changeable, 
Niger.—Black. 
Nitidus.—Smooth and shining. 
Nivalis.—From snowy regions. 
Niveus.—Snowy white. 
Nudus.—Naked. 
Nutans.—Drooping, nodding. 
Ob.—A prefix denoting inversion: 0d- 
cordate, obovate, ete. 
Obtuse.—Rounded or blunt. 
odes, oides.—A termination denoting 
similarity, resemblance. 
Orbicular.— Circular. 
Ovate.—Egg-shaped in outline. 
Ovary.— Applied to the young state of 
the seed-vessel. 
Ovule.—The young seed. 
Paleaccous. — Furnished with chaffy 
scales, as the receptacle of some 
Composites, 
Palmate,--Lobed in the form of a hand. 
Paludosus 
Palustris 
Panicle.—A compound raceme. 
Papilionaceous.—Butterfly-flowered, like 
the Pea. 
Pappus. — The calyx of Composites, 
varying from a ring of membranous 
seales, to bristles or hairs. 
Parietal (placentation).—On the sides 
or walls of the carpels. 
Patens,—Spreading. 
Pedate.— A modification of the palmate 
leaf, whose lower lobes are again 
divided and directed downwards. 
Pedicel.—The secondary stalks of a 
compound inflorescence, bearing indi- 
vidual flowers. 
Peduncle—The main stalk of a com- 
pound inflorescence, or the stalk of a 
solitary flower. 
Piltate.—Attached by the middle. 
Perennial—Of three or more years’ 
duration, and polycarpic. 
Perianth.— Applied to the floral en- 
velope of Endogens and Monochla- 
mydeous Exogens. 
Pericarp.—The shel] or rind of a fruit. 
Perigynous.—Growing upon the throat 
of the calyx around or above the 
ovary. 
Persistent.—Remaining green until the 
fruit is ripe, as the calyx of many 
plants ; also applied to the leaves of 
evergreens. 
Personate.—A gamopetalous corolla in 
the way of Antirrhinum. 
Petals.—The separate parts of a poly- 
petalous corolla. : 
Petaloid.—Resembling petals in colour, 
ete. 
Petiole.—A leaf-stalk, 
Petiolate.—Having a leaf-stalk. 
Phenogamous, —- Having manifest 
flowers. 
jf Growing in marshy places. 
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