21
Feb
2011
Physostegia virginiana
Flowers | Magnoliopsida
7
0

Scientific Name - Physostegia virginiana

Synonyms -

Popular names - Snapdragon false, Virginia lionsheart, obedient plant.

Distribution and Habitat - North American native, grows in wet meadows.

Description - Perennial species, rhizomatic, or subglabra glabra. Leaves opposite, short petiolate, lanceolate or oblong-ovate, tip acute, margin entire or toothed. Inflorescence raceme, flowers subsesile; actinomorfic calyx, 5 equal lobes; bilabiate corolla white to purple. Blooms in July-September. Fruit ovoid, glabru. 2n = 38

Requirements - prefer rich soil, moist, well-drained, sunny or partially shaded exhibitions.

Management - is clipped after flowering. The plant should be divided every 2-3 years.

Propagation - by splitting the bush in spring or by seeds. The seeds germinate in 3-6 weeks.

Partners Garden - Anemone japonica, Cosmos bipinnatus, Dahlia sp ..

Cultivars -

Properties and Uses - cultivated as ornamental species in parks and public gardens.

Curiosity - Physostegia derived from the Greek 'Phys' = bladder, and 'stage' = cover, referring to the flower shape.

Photos
Top
See also
Top
Flowers
Santolina chamaecyparissus - limbricarita

Perennial species, stem 10-60 cm tall, erect or pendence; nefloriferi stalk is green-gray-tomentos; lujerii floriferi are simple, without leaves before blossom. Pectinata-toothed leaves often to penatsectate. Involucre 6-10 mm wide, hemispherical, subtruncat or not, or slightly rounded at the base; bractei lanceolata-ovata, Carina, the interior with round top. Flowers arranged in the capital, bright yellow.

 
Geranium argenteum

Geranium argenteum - herbaceous perennial, grows in the Alps, the limestone rocks in central and northern Italy until SE France, from 1600-2100 m altitude. Rare species.

 
Zinnia elegans

Zinnia elegans - herbaceous annual, native of Mexico. Zinnia elegans was named in honor of Johann Gottfried Zinn (1727-1759), professor of anatomy and botany at the University of Gottingen (Germany), which described the species Zinnia peruviana.

 
Eichhorn crassipes

Popular names: Water Hyacinth.

Genus Eichhorn contains 8 species, the most common is E. crassipes. It is easily confused with E. Azure, a difference between them is the language which in E. Azurea is cuneata and the E. crassipes is truncata or heart failure.

 
Reseda phyteuma

Reseda phyteuma - annual or perennial grass, native to southern Europe and southwest Asia, North Africa, it grows on basic soils, grassy edges of roads, from 0 to 1900 m altitude.

 
Magnoliopsida
Alnus incana (L.) Moench - white alder

Mano tree or shrub that can reach 20 m, with stem often crooked, crown with branches thick, upward, lush foliage, lujerii in young gray, pubescent. Bark smooth, shiny, whitish gray, the old copies, to the base with shallow cracks. Wide elliptical leaves up to ovata, by 4.10 cm long, 4-6 cm wide, rounded to the double needle and lobe, pointed, gray green face, white inside gray, furry, ready alternative.

 
Cananga odorata

Evergreen tree, 10-40 m height, 3 m. Branches culture clocks or easy erection. Bark smooth, gray-white to silver. Leaves alternate, dark green, 7-20 cm long, slightly pubescent, oblong-elliptic, prominent central rib, full and wavy edges, top acute, base acute.

 
Liquidambar styraciflua

Liquidambar styraciflua - a native of North and Central America, grows in forests of Pinus sp. and Quercus sp. 900 to 200 m altitude.

 
Tropaeolum majus L. - nasturium, Capucine

Tropaeolum majus is originally from Peru, which grows along the coasts and forests of hardwood. Also in Peru, is cultivated to prepare salads. The leaves are rich in minerals, vitamin C and a natural antibiotic.

 
Gossypium herbaceum - Cotton

Gossypium herbaceum - Cotton fiber is the most popular material obtained from this plant and the second is cotton oil rich in protein.

 
   Add to iGoogle
Last posts

Categories

Links

Download