Naked, Lacking organs or parts which are normally present in 
related species or genera. 
Naturalized. Said of introduced plants which are reproducing 
by self-sown seeds. 
Nectariferous. Producing nectar. 
Node. The place upon a stem which normally bears a leaf or 
whorl of leaves. 
Nut. A hard and indehiscent, 1-celled, 1-seeded fruit. 
Nutlet. A diminutive nut. 
Oblanceolate. Lanceolate, with the broadest part toward the 
apex. Page xr. 
Oblique. Slanting, or with unequal sides. 
Oblong. Longer than broad, with sides approximately parallel. 
Page xIrt. 
Obovate. Ovate, with the broadest part toward the apex. Page 
XIL. 
Obovoid. An ovate solid with the broadest part toward the apex. 
Obtuse. Blunt or rounded at the apex. Page x11. 
Opaque. Dull; neither shining nor translucent. 
Opposite. Said of leaves, branches, buds, etc., on opposite sides 
of a stem at a node. 
Orbicular, ‘Circular. Page x11. 
Oval. Broadly elliptical. Page x1. 
Ovary. The part of a pistil that contains the ovules. Page xiu. 
Ovate. Egg-shaped, with the broad end basal. Page x1. 
Ovoid, Solid ovate or solid oval. 
Ovule. The part of a flower which after fertilization becomes 
the seed. 
Palmate. Radiately lobed or divided; hand-shaped. 
Panicle. A loose, irregularly) compound inflorescence with 
pedicellate flowers. Page xiv. 
Paniculate. Arranged in panicles or resembling a panicle. 
Papilionaceous. Butterfly-like, as in flowers of the Leguminosae. 
Pedicel. The stalk of a single flower in a compound inflore- 
scence. 
Pedicellate. Borne on a pedicel. 
Peduncle. A primary flower-stalk, supporting either a cluster or 
a solitary flower. 
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