nsparent dots resembling
holes, as an Orange-leaf.

_Peri-_, Greek for around; from which are such terms as

_Perianth_, the leaves of the flower collectively, 79.

_Pericarp_, the ripened ovary; the walls of the fruit, 117.

_Pericarpic_, belonging to the pericarp.

_Perigonium_, _Perigone_, same as _perianth_.

_Perigynium_, bodies around the pistil; applied to the closed cup or
bottle-shaped body (of bracts) which encloses the ovary of Sedges, and
to the bristles, little scales, &c., of the flowers of some other
Cyperaceae.

_Perigynous_, the petals and stamens borne on the calyx, 95, 99.

_Peripheric_, around the outside, or periphery, of any organ.

_Perisperm_, a name for the albumen of a seed.

_Peristome_, the fringe of teeth to the spore-case of Mosses, 163.

_Persistent_, remaining beyond the period when such parts commonly fall,
as the leaves of evergreens, and the calyx of such flowers as persist
during the growth of the fruit.

_Personate_, masked; a bilabiate corolla with a _palate_ in the throat,
92.

_Pertuse_, perforated with a hole or slit.

_Perulate_, having scales (_Perulae_), such as bud-scales.

_Pes_, _pedis_, Latin for the foot or support, whence _Longipes_,
long-stalked, &c.

_Petal_, a leaf of the corolla, 14, 79.

_Petalody_, metamorphosis of stamens, &c., into petals.

_Petaloid_, _Petaline_, petal-like; resembling or colored like petals.

_Petiole_, a footstalk of a leaf; a leaf-stalk, 49.

_Petioled_, _Petiolate_, furnished with a petiole.

_Petiolulate_, said of a leaflet when raised on its own partial
leaf-stalk.

_Petraeus_, Latin for growing on rocks.

_Phalanx_, _phalanges_, bundles of stamens.

_Phaenogamous_, or _Phanerogamous_, plants bearing flowers and producing
seeds; same as Flowering Plants. _Phaenogams_, _Phanerogams_, 10.

_Phloeum_, Greek name for bark, whence _Endophloeum_, inner bark,
&c.

_Phoeniceous_, deep red verging to scarlet.

_Phycology_, the botany of Algae.

_Phyllocladia_, branches assuming the form and function of leaves.

_Phyllodium_ (plural, _phyllodia_), a leaf where the seeming blade is a
dilated petiole, as in New Holland Acacias, 61.

_Phyllome_, foliar parts, those answering to leaves in their nature.

_Phyllon_ (plural, _phylla_), Greek for leaf and leaves; used in many
compound terms and names.

_Phyllotaxis_, or _Phyllotaxy_, the arrangement of leaves on the stem,
67.

_Physiological Botany_, 9.

_Phytogr