225 illustrations of trees including: quaking aspen, queensland nut, quince, red birch, red maple, red oak, rock elm, rocky mountain juniper, royal palm, rubber tree, sabal, sago, salix, sand pine, sandalwood, sandbox tree, sapodilla, sapote, sassafras, scarlet oak, scotch pine, screw pine, sequoia, shagbark hickory, silver fir, silver bell, snowdrop, spruce, stone pine, sugar maple, sumac, sweet birch, and sycamore
"Picea, Silver Fir. Fig. 60. Tree, 100-200 ft: trunk 6-8 ft. in dia.: lvs. flat, distichously spreading,…
Also known as the Snowball Tree, the Guelder Rose is a cultivated form of the genus Viburnum, especially…
Also known as Populus tremuloides. A species of tree native to the cooler areas of North America.
"The Quassia is a tree cultivated in the West Indies and the parts adjacent. It has terminal clusters…
Illustrated are parts of the queensland nut, macadamia ternifolia: (a) nut, (b) cross section, and (c)…
The branch of a Quercus acuminata tree, a species of oak tree.
The branch of a Quercus brevifolia, a species of oak tree.
The branch of a Quercus heterophylla, a species of oak tree.
The branch of a Quercus hypoleuca, a species of oak.
The branch of a Quercus Minor tree, a species of oak.
The branch of a Quercus oblongifolia tree, a species of oak.
The branch of a Quercus platanoides, a species of oak tree.
The branch of a Quercus Reticulata, a species of oak tree.
The branch of a Quercus undulata tree, a species of oak. Native to the southwestern United States.
Quince, a member of the rose family. It is said to be a native of Northern Iran.
A tree of the apple family. It is native to the western part of Asia, but has been naturalized in many…
Leaf of the Quince: b, blade; p, petiole; st, stipules.
Also known as Cydonia oblonga. It is native to southwest Asia, and produces yellow pear-shaped pome…
A pear shaped fruit.
Submerged leaves alternate or irregularly borne.
Rattan is a palm native to tropical regions of Africa, Asia and Australasia.
"Pangium edule. 1. a male flower; 2. an ovary with its sterile stamens; 3. a cross section of an ovary;…
This is the staminate flower of Red Ash, Fraxinus pennsylvanica, (Keeler, 1915).
This is the pistillate flower of Red Ash, Fraxinus pennsylvanica, (Keeler, 1915).
This is the fruit, or samara, of Red Ash, Fraxinus pennsylvanica, (Keeler, 1915).
Leaves - compound (odd-feathered; leaflets, seven to nine); edge of leaflets nearly entire or slightly…
This shows the erect strobile, or fruit, of the Red Birch, Betula nigra, (Keeler, 1915).
Also known as Betula occidentalis. The branch of a Red Birch tree, native to western North America.
Leaves - simple; alternate; edge unequally double-toothed, entire at base. Outline - egg-shape, often…
Leaves - simple; alternate; edge entire. Outline - round heart-shape. Apex - tapering and rather blunt,…
Leaves - simple; indeterminate in position because of their smallness and closeness. They are arranged…
Also known as Abies magnifica. Native to the mountains of western North America.
Embryo taken out and partly opened.
Seed enlarged, and divided to show the crumpled embryo which fills it.
Leaves - simple; opposite; edge lobed, with the lobes irregularly sharp-toothed and notched. Outline…
Leaves - simple; alternate; edge coarsely and somewhat irregularly toothed; or, at times, unequally…
These are the fruit of Red Mulberry, Morus rubra, (Keeler, 1915).
Also known as Morus rubra. The branch of a Red Mulberry tree, native to eastern North America, from…
The leaf of a red oak tree.
Red oak tree three years after planting.
Leaves simple; alternate; edge lobed (edges of the lobes mostly entire, but slightly toothed toward…
This shows the cluster of two leaves of the Red Pine, Pinus resinosa, (Keeler, 1915).
Leaves - simple; indeterminate in position because of their closeness, but arranged along the branches…
Also known as Pinus resinosa. The pine cone of a Red Pine tree.
Also known as Salix laevigata. The branch of a Red Willow tree, native to Pacific Coastal California.
Red-Maple branch, with accessory buds placed side by side. The annular lines toward the base are scars…
A Redwood tree in California.
Also known as Sequoia sempervirens. An evergreen monoecious tree living between 1200-1800 years or more.
Divisions of plant body fine and many; plant body usualy floating below the surface.
Divisions of plant body coarse, two lobed; floating on surface.
Also known as Betula nigra. The branch of a River Birch tree, native to eastern United States.
Also known as Ulmus thomasii. The branch of a Rock Elm tree, native to the midwestern United States.
Also known as Abies lasiocarpa. A western North American fir.
Also known as Juniperus scopulorum. Native to western North America.
Roots aid in support and nutrition for the plant.
Roots aid in support and nutrition for the plant.
Also known as Roystonea regia. A species of palm native to southern Florida, Mexico, and parts of Central…
This illustration shows a man preparing rubber.
Rubber tree is a tropical tree that contains rubber particles within its secretion.
Genus of palm trees including the palmetto of the Southern United States.