Страница - 169 Страница - 171 Palmate. A compound leaf, with the leaflets all starting from the end
of the petiole, [19] .Palmately lobed , [22] .Palmately veined. With three or more main ribs, or veins of a leaf,
starting from the base, [20] .Panicle. An open, much branched cluster of flowers or fruit, [26] .Pappus. The down, hairs, or teeth on the end of the fruit in
Compositæ, as the thistle-down.Parallel-veined. With the veins of the leaf parallel; nerved, [20] .Parted. Edge of a blade separated three fourths of the distance to the
base or midrib, [23] .Pedicel. The stem of each flower of a cluster, [26] .Peduncle. The stem of a solitary flower, or the main stem of a
cluster, [26] .Pellucid. Almost or quite transparent.Peltate. Applied to a leaf or other part when the stem or stalk is
attached within the margin on the side.Pendent. Hanging downward, [28] .Pendulous. Hanging or drooping.Perfect. Said of a flower with both stamen and pistil, [25] .Petal. A leaf of the corolla of a flower, [25] .Petiole. The stalk or stem of a leaf, [19] .Petiolate. Said of a leaf which has a stem, [20] .Pinnæ. The first divisions of a bipinnate or tripinnate leaf.Pinnate leaf. A compound leaf with the leaflets arranged along the
sides of the stem, [19] .Pinnately lobed , [22] ; Pinnate-veined , [20] .Pinnatifid. A leaf deeply notched along the sides in a pinnate manner,
[23] .Pistil. The central essential organ of a flower, [25] .Pistillate. A flower with pistil but no stamens, [25] .Pith , [12] .Plicate. Folded like a fan, [34] .Pod. A dry dehiscent fruit like that of the pea, [28] .Points of leaves , [22] .Pollarding trees , [31] .Pollen. The dust or fertilizing material contained in the anther, [24] .Polypetalous. Having a corolla of separate petals, [25] .Pome. An apple-like fruit with the seeds in horny cells, [27] .Preparation of a collection , [35] .Pressing plants , [36] .Prickles. Sharp, spine-like elevations on the bark, leaf or fruit, [28] .Primary root , [10] .Pubescent. Hairy or downy, especially with fine soft hairs or
pubescence, [23] .Pulp. The soft flesh of such fruits as the apple or cherry.Punctate. With translucent glands, [23] .Pyramidal. With sloping sides like a pyramid, but with a circular
base; broad-conical.Raceme. A flower-cluster with one-flowered stems arranged along the
peduncle, [26] .Radial section of wood , [35] .Radiating ribs. The ribs of a leaf when several start together at or
near the base. A leaf having such ribs is said to be radiately or
palmately veined, [20] .Rapier-shaped. Narrow, pointed, and curved like a sword.Recurved or reflexed . Bent backward, [28] .Regular. Said of a flower which has its enveloping organs alike on all
sides, [25] .Repand. Wavy-margined, [22] .Retuse. With a slightly notched tip, [22] .Revolute. Rolled backward, as the edges of many leaves, [22] , [34] .Ribbed. With prominent ribs, often somewhat parallel.Ribs. The strong veins of a leaf, [19] .Root , [9] .Rugous. Having an irregularly ridged surface, [23] .Samara. A winged fruit; a key fruit, [28] .Sap-wood , [13] .Scabrous. Rough or harsh to the touch, [23] .Scale-shaped , [21] .Scarious. Thin, dry, and membranous, [23] .Scattered leaves , [18] .Secondary roots , [10] .Section of wood , [35] .Seedling. A young plant raised from a seed.Seeds , [25] .Sepal. A division of a calyx, [25] .Serrate. Having a notched edge, with the teeth pointing forward, [22] .Serration. A tooth of a serrated edge.Serrulate. Finely serrate, [22] .Sessile. Without stem; sessile leaf, 20; sessile flower, [26] .Sheath. A tubular envelope.Shoot. A branch.Shrub. A bush-like plant; one branching from near the base, [11] .Silver grain. Medullary rays , [13] , [36] .Simple leaf. One with but a single blade, [19] .Sinuate. With a margin strongly wavy, [22] .Sinuation. One of the waves of a sinuate edge.Spatulate. Gradually narrowed downward from a rounded tip.Spike. An elongated cluster of flowers with the separate blossoms
about sessile.Spine. A sharp, rigid outgrowth from the wood of a stem; sometimes
applied to sharp points not so deeply seated which should be considered
as prickles, [28] .Spinescent or spiny . Having spines, [22] , [23] .Spray. A collection of small shoots or branches of a plant.Stamen. One of the pollen-bearing or fertilizing parts of a flower,
24.Staminate. Said of flowers which have stamens but no pistil, [25] .Stellate. Branching, star-like.Stems and branches , [11] .Stipules. Small blades at the base of a leafstalk, [19] .Straight-veined. Feather-veined with the veins straight and parallel,
20.Striate. Marked with fine longitudinal lines or ridges.Sub. A prefix applied to many botanical terms, and indicating nearly.Subulate. Awl-shaped, [21] .Succulent. Thick and fleshy, [23] .Suckers. Shoots from a subterranean part of a plant.Surface of leaves and fruit , [23] .Tangential section of wood , [35] .Tapering. Gradually pointed; gradually narrowed, [21] .Tap-root. A simple root with a stout tapering body, [9] .Terete. Cylindric, but tapering as the twigs of a tree.Terminal. Belonging to the extremity of a branch, as a terminal bud ,
[14] ; or terminal flower-cluster , [26] .Texture of leaves , [23] .Thyrsus. A compact, much-branched flower- or fruit-cluster, [26] .Tomentose. Covered with matted, woolly hairs, [23] .Toothed. With teeth or short projections.Tree. A plant with a woody trunk which does not branch near the
ground, [11] .Truncate. With a square end as though cut off, [22] .Twice-pinnate. Applied to a leaf which is twice divided in a pinnate
manner, [20] .Twice-serrate , [22] . Twice-crenate , [22] .Two-ranked. Applied to leaves when they are flattened out in two ranks
on opposite sides of a stem, 18; also applied to spray when it branches
out in one plane, [19] .Umbel. A cluster of flowers or fruit having stems of about equal
length, and starting from the same point, [26] .Umbellate. Like an umbel.Valvate. Touching edge to edge, [28] .Veining of leaves , [19] .Veinlets. The most minute framework of a leaf, [19] .Veins. The smaller lines of the framework of a leaf, [19] .Wedge-shaped. Shaped like a wedge; cuneate, [21] .Whorl. In a circle around the stem, as the leaves of a plant, [18] .Wings. A blade or leaf-like expansion bordering a part, as a fruit or
stem, [28] .Winged. With wing-like membranes.Winter study of trees , [29] .Wood , [12] . Abele-tree, [168] . Abies, [183-187] . Acanthopanax, [110] . Acer, [84-88] . Acuminate-leaved Clethra, [117] . Æsculus, [81-83] . African Cedar, [190] . Ailanthus, [76] . Albizzia, [96] . Alcock's Spruce, [181] . Alder, [147] , [148] . Alleghany Plum, [98] . Alnus, [147] , [148] . Alternate-leaved Cornel, [112] . Amelanchier, [107] . Anacardiaceæ, [89] . Angelica-tree, [109] . Angiospermæ, [62] . Anonaceæ, [68] . Apple, [101] . Aralia, [109] , [110] . Araliaceæ, [109] . Araucaria, [190] . Arbor-vitæ, American, [194] . Arrow-wood, [114] . Ash, Black, [124] . Ash-colored Willow, [167] . Ash-leaved Maple, [89] . Asimina, [68] . Aspen, [168] . Austrian Pine, [175] . Baccharis, [115] . Bald Cypress, [192] . Balm of Gilead, [170] . Balsam-fir, [183] , [184] . Balsam-poplar, [170] . Barren Oak, [158] . Bartram's Oak, [152] . Basket-oak, [154] . Basswood, [72] , [73] . Bay, Red, [130] . Bay Willow, [164] , [165] . Beaked Hazelnut, [149] . Beaked Willow, [166] . Bean-trefoil Tree, [92] . Bear Scrub Oak, [157] . Beech, American, [161] . Benjamin-bush, [131] . Betula, [144-147] . Bhotan Pine, [172] . Bignoniaceæ, [127] . Bignonia Family, [127] . Big Shellbark, [142] . Big Tree of California, [192] . Bilsted, [108] . Biota, [193] . Birch, American White, [145] .Black, [146] . Canoe, [145] . Cherry, [146] . Cut-leaved, [146] . European White, [146] . Gray, [145] , [146] . Hairy-leaved, [146] . Paper, [145] . Purple-leaved, [146] . Pyramidal, [146] . Red, [147] . River, [147] . Sweet, [146] . Weeping, [146] . Yellow, [146] . Bird-cherry, [99] , [100] . Bitternut, [143] . Bixineæ, [67] . Black Ash, [124] .Birch, [146] . Cherry, [99] . Gum, [112] . Haw, [114] . Hawthorn, [106] . Oak, [156] , [158] . Pine, [175] . Poplar, [170] . Scrub Oak, [157] . Spruce, [179] . Sugar-maple, [86] . Walnut, [141] . Willow, [163] . Blackthorn, [98] . Blue Ash, [124] . Bog Willow, [166] . Bow-wood, [137] . Box Elder, [89] . Boxwood, [133] . Bristly Locust, [94] . Brittle Willow, [163] . Broom-hickory, [143] . Buckeye, [82] , [83] . Buckthorn, California, [80] . Buckthorn Family, [79] . Buffalo-berry, [132] . Bullace Plum, [98] . Bumelia, [118] , [119] . Burning-bush, [78] . Bur-Oak, [153] . Butternut, [140] . Buttonwood, [139] . Buxus, [132] , [133] .