The fimbriate petals of the flower of the Clove Pink (Dianthus caryophyllus), from the Caryophyllaceae…
Common Flax (Linum usitatissimum) is a flowering plant in the Linaceae family of flaxes.
The Insidious Flower Bug is an insect in the Heteroptera suborder of true bugs.
An full page border illustrated with delivery men with country names alongside them.
The Crown Imperial or Kaiser's Crown (Fritillaria imperialis) is a flowering plant in the Liliaceae,…
"Heterocercal Caudal Fin of a Sturgeon (Acipenser brevirostris), showing the series of fulcrums, Fl,…
"In botany, applied to a monopetalous corolla shaped like a funnel, in which the tube enlarges gradually…
Strasbourg is a city in France. It is located near the German border and at one time was a part of the…
The Höllental (Valley of Hell) is one of the routes on the German side leading up the Zugspitze (the…
Ramparts or limes, defensive walls or fortifications constructed for defense of ancient cities or settlement…
Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures…
Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures…
Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures…
Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures…
Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures…
Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures…
Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures…
Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures…
The Huito (Genipa americana) is a small tree with edible fruit in the madder family, Rubiaceae.
The Great Yellow Gentian (Gentian lutea) is a flowering plant in the Gentian family, Gentianaceae.
Indian Rice Grass (Zizania aquatica), also known as Wild Rice, or Water Oats, is found in swampy borders…
Indian Rice Grass (Zizania aquatica), also known as Wild Rice, or Water Oats, is found in swampy borders…
Indian Rice Grass (Zizania aquatica), also known as Wild Rice, or Water Oats, is found in swampy borders…
The Slender Foxtail is distinguished from the meadow foxtail by its slender panicle, larger spikelets…
Timothy (Phleum pratense), or Herd's Grass is commonly grown for cattle feed and, in particular, as…
The Redtop Grass (Agrostis vulgaris), also known as Burden's Grass, is a perennial grass with smooth,…
Fiorin Grass (Agrostis stolonifera) is a variety of English bent. In experiments it was found to be…
The Southern Bent Grass (Agrostis dispar) furnished rather course hay, and leads a large produce on…
Fowl Meadow Grass (Poa serotina), also called False Redtop, has two to four spikelets (shown here),…
Fowl Meadow (Poa serotina), also called False Redtop, has two to four spikelets, sometimes five flowered.…