= 3 
PAP 203 
Nu/dus. See Naked. 
Nut, Nux. See Nucleus. , 
Nu/tant. See Nodding, Pendulous. 
O. 
Ob. A word which, prefixed to other terms, denotes the inversion of 
the usual position ; as obcordate, inversely cordate. 
Obcon/ic. Conic with the point downwards. 
Obcor’date. Heart-shaped with the point downwards. 
Oblance’olate. Lanceolate with the base the narrowest. 
Obii’que. A position between horizontal and vertical. 
Oblong. Longer thaoral, with the sides parallel. 
Obo’vate. Ovate witlithe narrowest end towards the stem, or place of 
insertion. 
Obsolete. Indistinct, appearing as if worn out. 
Obtw’se. Blunt, rounded, not acute. 
Odora’tus. Scented, odorous. 
Officinalis. Such plantsjas are kept for sale as medicinal, or of use in 
the arts. 
Oid, Oi’des. This termination imports resemblance, as petaloid, like 
a petal; thalictroides, resembling a thalictrum, &c. 
Opa’que. Wot transparent. 
Oper’culum. ‘The lid which covers the capsules of mosses. 
Opposite. Standing against each other on opposite sides of the stem, 
Orbic’ular. Circular. 
Orchid’eous. Petals like the orchis, four-arched; the fifth longer. 
Ormithol’ogy. That department of zoology which treats of birds. 
Os. Abone. A mouth. 
Os’seous. Bony, hard. 
O’vary. A name sometimes given to the outer covering of the germ, 
before it ripens. 
O’vate. Egg-shaped, oval, with the lower end largest. 
Ovip’arous. Animals produced from eggs, as birds, &c. 
Ore Little eges; the rudiments of seeds which the germ contains 
before its fertilization; after that the ovules ripen into seeds. 
Ovum. An egg. 
3 
Palate. A prominence in the lower lip of a labiate corolla, closing or 
nearly closing the throat. 
Palea’ceous. See Chafty. 
Palmate, Wand-shaped; divided so as to resemble the hand with the 
fingers spread. 
Palus’iris, Growing in swamps and marshes. 
Pandu’riform. Contracted in the middle like a violin or guitar. 
Pan‘icle. A loose, irregular bunch of flowers, with sub-divided 
branches, as the oat. 
Pan’? ‘ed. Bearing panicles. 
Par fo. A butterfly. 
P/nlior, /ceous. Butterfly-shaped—an irregular corolla consisting of 
fe~» ~etals; the upper one is called the banner, the two side ones 
