04
Jul
2010
Digitalis purpurea
Flowers | Magnoliopsida

Scientific Name - Digitalis purpurea L.

Synonyms -

Popular names - floxglove, digital rossa

Distribution and Habitat - is commonly found in the Black Forest Mountains.

Description - biennial species. Fibrous root. Stem erect, 100-200 cm tall, pubescent. Rough basal leaves, 10-30 cm long, elliptic, tomentoase leaves are arranged caulinare spiral serrated edge. Purple flowers, clocks in long spikes, calyx pubescent, lobes 5, oblong oval. Blooms in May-July. Fruit capsule. Seeds 0.1-0.2 mm.

Tolerances - tolerates freezing temperatures, but they need some protection from winter cold and snow.

Requirements - like a moderately rich, sandy soil, good drainage, in full sun or partial shade.

Propagation - by seed, mix them with sand before broadcasting in the cold frame or nursery bed. Cover very lightly with soil and keep continuously moist. Sow seeds in the late spring or early summer. Germination occurs within 2 weeks after sowing. When seedlings are 5-10 cm tall, transplant them to the garden, 25 - 30 cm between plants.

Properties and Uses - is an ornamental species, the size and elegant in almost any soil type and situation.

Some say that Vincent van Gogh took digitalis for epilepsy.

Digitalis purpurea digitalina contains a powerful drug used for heart disease. London was introduced in the 1650s in the pharmacopoeias.

Curiosity - At 1785 W. Withering, a physician in Birmingham for 10 years has studied the beneficial activity of Digitalis purpurea on the heart.

In 1842, RP Debreyne indicated that cardiotonica species.

Photos
Top
See also
Top
Flowers
Bellis perennis L. - bucks

Herbaceous perennial, prostrata, pubescent, 12-20 cm high. Rhizome short, fibrous roots. Leaves arranged in basal rosette, the surface covered with glandular hairs; language spatulate, crenata edge, rib median obvious, ribbed wing. Inflorescences solitary, 1.5-3 cm in diameter, involucre 3.8 mm high, bracts ovata or oval

 
Ranunculus asiaticus

Perennial herbaceous, stem 7-40 cm high. Caulinare different from the basal leaves, the basal are lobate, and those are areas caulinare. Flower 3-5 cm diameter, white, yellow or red; 3.5 sepa obsolete; 5 or more petals, stamens numerous. Fruit achenes, top acuminata recurbat, 4,5-5,6 x 3,0-3,7 mm, brown doll. 2n = 16.

 
Buphthalmum salicifolium

Buphthalmum salicifolium - herbaceous plant, perennial. Originally from the Balkans and Eastern Alps, growing limestone land in arid forests, wet meadows and sunny, from 200 to 2100 m altitude.

 
Calendula officinalis L. - marigold

Stem herbaceous, 20-50 cm tall, branched, erect. Leaves alternate, rib main evidence and glandular hairs, nervatiune pinnate, basal leaves are oblong-lanceolata, 8-14 x 4-5 cm, Sesia, the reniforma, margin entire, apex round upper leaf stalks are short, narrow lanceolata, 5 x 1.4 cm.

 
Aquilegia atrata Koch

Herbaceous perennial. Rhizome thick, vertically or diagonally. Stem erect, branched, pubescent, green or red-purple shades, 30-80 cm high. Leaf sectors lobate 3 lobes or parts, green on the upper face and green on the lower glauca

 
Magnoliopsida
Acer platanoides - norway maple

Acer platanoides - used as an ornamental species in parks and gardens, but also the green street.

In the United States was introduced around 1700 in East Pensilveniei. It was introduced as ornamental species, the green street, in many areas of culture out of control and become invasive species.

 
Glycine max - soybean

Originally from north-eastern and central China, Kazakhstan, Korea, Japan and Taiwan.

Glycine max is cultivated soybean, and Glycine soja is the wild. Growing soie was now domesticated 3000-5000 years ago in China. In Europe was introduced into the U.S. in 1700 and 1800.

 
Begonia

Plants with succulent stems, leaves and flowers unisexuate asymmetric, long pedunculate, grouped dichaziu terminal. ♂ flowers usually are obsolete, consisting of 4 petals oval, two of which are shorter, the ♀ consist of 4 petals equal, persistent.

 
Thevetia peruviana - leandru yellow

Evergreen shrub, 6 m high. Stem erect, cylindrical, branched, smooth, green, presents latex. Leaves simple subsesile, alternate, arranged spiral limb linear, entire edge, top acute, glabra, 8-16 cm long.

 
Legousia speculum-veneris - Venus looking-glass

French botanist Legousia is dedicated Legouz name of Garland, founder of the botanical gardens in Digione 1773;  speculum-veneris = mirror of Venus because of the corolla form.

Speculum-Veneris Legousia can become invasive of cereal fields.

 
   Add to iGoogle
Last posts

Categories

Links