Flowers Encyclopedia

Foxglove — Foxglove, Digitalis is a genus of about 20 species of herbaceous perennials, shrubs, and biennials that was traditionally placed in the figwort family Scrophulariaceae. Due to new genetic research, it has now been placed in the much enlarged family Plantaginaceae. The genus is native to Europe, western and central Asia, and northwestern Africa. The members of this genus …

Forsythia — Forsythia is a genus of flowering plants in the family Oleaceae (olive family). There are about 11 species, mostly native to eastern Asia, but one native to southeastern Europe. The common name is also Forsythia; the genus is named after William Forsyth. They are deciduous shrubs growing to 1–3 m (rarely 6 m) tall, with rough grey-brown bark. …

Forget-me-not — The Forget-me-nots are the genus Myosotis of flowering plants in the family Boraginaceae. There are about 50 species in the genus, and among them there is considerable variation. Nevertheless a considerable number of the species fit the same description, of a small (1 cm diameter or less) rather flat 5-petalled blue flower growing profusely on straggly stems, flowering …

Feverfew — Feverfew (Tanacetum parthenium; syn. Chrysantheim parthenium (L.) Pers., Pyrethrum parthenium Sm.) is a traditional medicinal herb which is found in many old gardens, and is also occasionally grown for ornament; which are then used in Christmas trees. the plant grows into a small bush up to around 18 inches high, with citrus-scented leaves and is covered by flowers …

Evening Primrose — Oenothera is a genus of about 125 species of annual, biennial and perennial herbaceous flowering plants, native to North and South America. It is the type genus of the family Onagraceae. Common names include evening primrose, suncups, and sundrops. The species vary in size from small alpine plants 10 cm tall (e.g. O. acaulis from Chile), to …

Dutchman’s-Pipe — Aristolochia is a large plant genus with over 500 species. Collectively known as birthworts, pipevines or Dutchman’s pipes, they are the namesake of the family (Aristolochiaceae). They are widespread and occur in the most diverse climates, but they are not native to Australia. Some species, like A. utriformis and A. westlandii, are threatened with extinction. This is a …

Dogbane — Apocynum is a genus with about seven species, commonly known as Dogbane and Indian Hemp. The genus occurs throughout most of the temperate Northern Hemisphere, except for being absent from western Europe. Apocynum species are used as food plants by the larvae of some Lepidoptera species including Mouse Moth. Dogbane, Apocynum, or Indian hemp, is an herb of …

Dieffenbachia — Dieffenbachia is a genus of tropical plants in the Family Araceae noted for their patterned leaves. Members of this genus are popular as houseplants because of their tolerance to shade. The Dieffenbachia is often referred to as the “King of Plants”. The cells of the Dieffenbachia plant contain needle-shaped calcium oxalate crystals called raphides. If a leaf is …

Deutzia — Deutzia is a genus of about 60 species of shrubs in the family Hydrangeaceae, native to eastern and central Asia (from the Himalaya east to Japan and the Philippines), and Central America and also Europe. By far the highest species diversity is in China, where 50 species occur. The species are shrubs ranging from 1-4 m in height. …

Delphinium — Delphinium is a genus of about 250 species of annual, biennial or perennial flowering plants in the buttercup family Ranunculaceae, native throughout the Northern Hemisphere and also on the high mountains of tropical Africa. The common name, shared with the closely related genus Consolida, is Larkspur. The leaves are deeply lobed with 3-7 toothed, pointed lobes. The main …