23
May
2010
Helianthemum nummularium - Rock Rose
Trees and shrubs | Magnoliopsida
8
0

Scientific Name - Helianthemum nummularium

Synonyms - Helianthemum vulgare Gaertner, Helianthemum chamaecistus Mill

Popular names - iarba osului, eliantemo maggiore, eliantemo giallo dorato, rock rose..

Distribution and Habitat - grows naturally throughout Europe meridional center of the sea up to alpine regions, arid soils, rocks, limestone.

Description - perennial species, undergrowth, evergreen. Prostrata strain, ascending, wood, 40 inches tall. Stipelate leaves, opposite, lanceolate-ovata, dark green top, bottom tomentoasa, edge revoluta. Flowers yellow, rarely white, grouped in Cima racemiforma. Calyx persistent, 5 sepals, sepals three internal and two external ovata smaller linear. Corola with five yellow petals. Blooms in May-September. Fruit oval capsules, three valves. Seeds ovoid, 1.5 x 1.1 mm, brown to violentlet brown. 2n = 20.

Requirements - exhibitions sunny soil slightly alkaline, well drained.

Management - Past flowers trimming encourages new growth.

Cultivars - 'Eloise' blooms in May-June, yellow with an orange eye.

Properties and Uses - are doing very well with dranaj rocarii excellent.

Leaves harvested in April-May before flowering, contain tannins, salicilico acid, potassium salt.

Curiosity - scientific name, Helianthemum numularium, derived from the Greek term Helios = sun and the Latin word indicating the currency, numumus = currency, because the flowers that shimmer in the sun like a gold currency.

Pozele realizate pe Colli Euganei (IT).

Photos
Top
See also
Top
Trees and shrubs
Aglaia odorata

Aglaia odorata is a tree native to Southeast Asia and grown as an ornamental tree throughout the Pacific Rim. In the Philippines, a decoction of roots is used as a drink to reduce fever.

 
Thunbergia alata - black-eyed Susan

Thunberg spelled - a species native to tropical Africa, but common as ornamental plants.

 
Asclepias fruticosa

Asclepias fruticosa - shrub native from South Africa, introduced in the Mediterranean for textiles.

 
Pittosporum tobira

Shrub 4 m high, dense crown. Bark brown, rough. Leaves persistent, coriacee, simple, language spatulate, entire edge, top round, the obovata, central rib obvious, and glossy dark green upper side, more open bottom, glabra, arranged in vertical false. Blossom umbela

 
Bonsai of Araucaria heterophylla

ARAUCARIA heterophylla is originally from Norfolk Island, Australia. Dioecious tree, 25 meters high. Crown symmetrical, conical, branches located in verticil. Leaves evergreen, in verticil, piled, covering the stem. Male cones 3,5-7 cm long, oblong, female cones 10-13 cm long, ovoid.

 
Magnoliopsida
Centaurea kizildaghensis

Centaurea is the third - century genre that many species in Turkey, with 189 taxa. Most of these taxa are endemic in the whole country or a limited area. Value for Centaurea endemism in Turkey is 60%.

Kizildaghensis Centaurea Centaurea is very similar to kotschy. C. kotschy doll is simple, plum, very long compared to the new species has double doll and nauseating.

 
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.

 
Chorisia speciosa

Deciduu tree, 9-18 m high, crown iregulata, spherical, pyramid. Bark is thin, green, gray thorns present on the trunk and branches. Leaves alternate, palmately-compound, 5-7 folio, folio elliptic, margin evening, nervatiune pinnate, green, autumn remain ever green. Flowers solitary, axillary, hermaphrodite, pentamere, actinomorfe, pink or white.

 
Thunberg grandiflora Roxb.

Perennials, voluble. Stem thin, green, 2 m height. Leaves opposite, language ovat-lanceolata, acuminata peak, the cordata, margin entire, lobate or iregulat needle, 15 x 10 cm, short stalks, 3.5 ribs. Blue flowers with yellow, white on the outside, 8 x 8 cm, arranged in bouquets with individual pedicel 4-5 cm long, corolla tube 3 cm long

 
Pittosporum tobira

Shrub 4 m high, dense crown. Bark brown, rough. Leaves persistent, coriacee, simple, language spatulate, entire edge, top round, the obovata, central rib obvious, and glossy dark green upper side, more open bottom, glabra, arranged in vertical false. Blossom umbela

 
Comments
Top
comments powered by Disqus
   Add to iGoogle
Last posts

Categories

Links