Rosa persica
Encyclopedia
Rosa persica is an anomalous species of rose
Rose
A rose is a woody perennial of the genus Rosa, within the family Rosaceae. There are over 100 species. They form a group of erect shrubs, and climbing or trailing plants, with stems that are often armed with sharp prickles. Flowers are large and showy, in colours ranging from white through yellows...

 that at one time was placed in a separate genus Hulthemia. It is native to deserts and steppe
Steppe
In physical geography, steppe is an ecoregion, in the montane grasslands and shrublands and temperate grasslands, savannas, and shrublands biomes, characterized by grassland plains without trees apart from those near rivers and lakes...

s from Iran
Iran
Iran , officially the Islamic Republic of Iran , is a country in Southern and Western Asia. The name "Iran" has been in use natively since the Sassanian era and came into use internationally in 1935, before which the country was known to the Western world as Persia...

 and Afghanistan
Afghanistan
Afghanistan , officially the Islamic Republic of Afghanistan, is a landlocked country located in the centre of Asia, forming South Asia, Central Asia and the Middle East. With a population of about 29 million, it has an area of , making it the 42nd most populous and 41st largest nation in the world...

 in the south, through Central Asia
Central Asia
Central Asia is a core region of the Asian continent from the Caspian Sea in the west, China in the east, Afghanistan in the south, and Russia in the north...

, to western Siberia
Siberia
Siberia is an extensive region constituting almost all of Northern Asia. Comprising the central and eastern portion of the Russian Federation, it was part of the Soviet Union from its beginning, as its predecessor states, the Tsardom of Russia and the Russian Empire, conquered it during the 16th...

 in the north. Its distinctive characteristics include a simple leaf without stipule
Stipule
In botany, stipule is a term coined by Linnaeus which refers to outgrowths borne on either side of the base of a leafstalk...

s (most rose leaves are pinnate with 3 to 7 leaflets, and have stipules), and a distinctive flower with a darker coloured central zone. In its natural habitat it is a deep-rooted weed that suckers
Basal shoot
A basal shoot, root sprout, adventitious shoot, water sprout or sucker is a shoot or cane which grows from a bud at the base of a tree or shrub or from its roots. This shoot then becomes, or takes the form of, a singular plant. A plant that produces suckers is referred to as surculose...

 - growing in Iranian fields for example, where it is collected for fuel once the grain crop has been harvested - but it is difficult to grow in gardens and rarely cultivated.

Rosa berberifolia is sometimes considered to be variety of this species, as R. persica var. berberifolia.

Hybrids

Rosa persica can hybridise with other rose species, and these hybrids have in the past been known as the hybrid genus ×Hulthemosa. However, the yellow colour in cultivated roses is not generally derived from this species, but from other yellow-flowered wild roses. One of the few ×Hulthemosa cultivars commercially available is 'Alissar, Princess of Phoenicia' (also known as 'Harsidon').

Similar species

Other species of yellow-flowered roses include:
  • R. banksiae
    Rosa banksiae
    Rosa banksiae, commonly referred to as the Lady Banks' Rose, is a species of Rosa native to central and western China, in the provinces of Gansu, Guizhou, Henan, Hubei, Jiangsu, Sichuan, and Yunnan; it grows in mountains at altitudes of 500–2200 m....

  • R. ecae (syn. R. xanthina var. ecae)
  • R. foetida
    Rosa foetida
    Rosa foetida is a species of rose, native to the foothills of the Caucasus Mountains in Georgia. It has yellow flowers with a mild, sour scent many find objectionable, thus the species name...

     (syn.: R. lutea)
  • R. gigantea
    Rosa gigantea
    Rosa gigantea is a species of rose native to northeast India, northern Myanmar and southwest China in the foothills of the Himalaya at 1000–1500 m altitude. As its name suggests, it is the largest species of rose, climbing 20 m or more into the crowns of other trees by means of its stout, hooked...

     (syn. R. × odorata var. gigantea)
  • R. hemisphaerica (syn. R. sulphurea)
  • R. kokanica
  • R. primula
  • R. xanthina

External links

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