Illustrated are the pods of desmodium canadense. The plant is also known as tick trefoil.
Deutzia gracilis grows three feet tall and has slender, arching branches. The flowers are pure white.…
Maiden pink is the common name of dianthus deltoides. The plant is densely tufted and grows six to ten…
Dianthus chinensis flowers are large, clustered, and pink or lilac. The plant is native to China and…
Bleeding heart is the common name of dicentra spectabilis. The plant grows one to two feet tall. The…
Dicentra formosa is native from central California to British Columbia. The flowers are rose purple…
Dutchman's breeches is the common name of dicentra cucullaria. The flowers are white tipped with creamy…
Dimorphotheca aurantiaca is a variety of cape marigold. The flowers are large and orange yellow. It…
Venus Fly Trap is the common name of dionaea muscipula. The plant is insectivorous, meaning it eats…
Leatherwood, moosewood, and wicopy are the common names of dirca palustris. The plant grows two to six…
The disanthus cercidifolius shrub grows to ten feet and has slender branches. The flowers are dark purple.…
Illustrated is the early blight of a potato plant. It is a type of lesion causing more or less sudden…
Illustrated is "tip growth" of yellows. It is the yellowing of foliage caused by physiological diseases.
Illustrated are nymphs of the four-lined leaf bug and the adult of the tarnished plant bug. The small…
Illustrated is a leaf of belleville dock. It is a European and North American plant. It is really a…
Shooting star is the common name of dodecatheon meadia The plant grows two feet tall and blooms in May…
Drosera rotundifolia is a carnivorous plant. Each stem has five to twelve flowers. The flowers are white…
The leaves of dyckia rariflora have small spines on the margin. The plant is native to Brazil.
Mayflower and trailing arbutus are the common names of epigaea repens. The plant spreads on the ground…
The common names of eryngium are sea holly and eryngo. The amethystinum variety is a stout plant that…
Erysimum perofskianum is an erect plant that grows one to two feet tall. The flowers are large and bright…
Adder's tongue is the common name of erythronium americanum. The flowers are yellow with recurved segments.…
Erythronium hendersonii is a slender plant growing twelve inches tall. It is one to three flowered.…
The common name of eucalyptus globulus is blue gum. Illustrated are shoots on a young plant. The leaves…
Illustrated are parts of eucalyptus globulus. It shows the stamens and the structure of the bud. (4)…
Amazon lily is the common name of the eucharis plant. Pictured is the leaf of E. grandiflora and the…
Boneset and thoroughwort are the common names of eupatorium perfoliatum. The flowers are grayish white…
Scarlet plume is the common name of euphorbia fulgens. The plant is native to Mexico. It is a small…
Mexican fire plant is the common name of euphorbia heterophylla. It is native in a range from the eastern…
Crown of thorns is the common name of euphorbia splendens. The stems are covered with spines about an…
Illustrated is a euphorbia neriifolia hedge in the west Indies. The plant blooms in June and July.
Illustrated is a young plant of caper spurge, seen endwise. Caper spurge is also known as mole plant.…
Golden chain and bean tree are the common names of laburnum anagyroides. The flowers bloom in May and…
Illustrated is the maze on St. Catherine's Hill in Winchester, England. The plant was made in 1710.
Illustrated are good plant forms for the free style of design for landscape gardening.
Illustrated is an example of serpentine layering. The cane is bent and parts are covered and the intervals…
Pictured are the essential organs of a sweet pea flower. Calyx (c), tenth stamen (a), and stigma (e).
Leopard plant is the common name of ligularia kaempferi aureo-maculatus. The leaves are blotched with…
Illustrated is a common method of making privet hedge. Privet hedge is an ornamental woody plant grown…
The ligustrum ibota shrub grows to ten feet with spreading and curving branches. The flowers are a third…
Acid lime is the common name of citrus aurantifolia. The lime is found in most tropical areas including…
Linaria triornithophora is native to Spain and Portugal. The flowers are violet and purple striped with…
Flowering flax is the common name of linum grandiflorum. It is native to North Africa. The plant grows…
Linum perenne is a variety of flax. The plant is erect growing and branchy. The flowers are small and…
Puccoon is the common name of lithospermum canescens. It is also known as redroot and Indian paint.…
Lobelia erinus grows six to twelve inches high. The plant is native to South Africa. It is a common…
Cardinal flower and Indian pink are the common names of lobelia cardinalis. The plant is native from…
Lupinus parviflorus has small, light blue flowers. The plant is native from New Mexico to Washington.
Mullein pink, dusty miller, and rose campion are all common names of lychnis coronaria. The flowers…
Red or morning campion are the common names of lychnis dioica. The flowers are normally red, varying…
Ragged robin and cuckoo flower are the common names of lychnis flos-cuculi. The flowers are red or pink…