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Rosaceae (/ r oʊ ˈ z eɪ s iː. iː,-s i. aɪ,-s i. eɪ /), [5] [6] the rose family, is a family of flowering plants that includes 4,828 known species in 91 genera. [7] [8] [9] The name is derived from the type genus Rosa. The family includes herbs, shrubs, and trees. Most species are deciduous, but some are evergreen. [10]
The pōhutukawa contains small petals also having bright large red clusters of stamens. [14] Another attractive mechanism for flowers is the use of scents which are highly attractive to humans. One such example is the rose. On the other hand, some flowers produce the smell of rotting meat and are attractive to insects such as flies.
The "double-flowered" characteristic is denoted in the scientific names of the varieties by the abbreviation fl. pl. (flore pleno, meaning "full flowering"). [30] It has been the first abnormality to be documented in flowers and one of the most popular characters in many ornamental species, such as rose bush, camellia and carnation.
The system of nomenclature in which the scientific name of a species (and not of a taxon at any other rank) is a combination of two names, the first name being the generic name. The second name is referred to botanically as the specific epithet. Note that the two names together (not just the second name) constitute the species name. bipinnate
Rose oil (rose otto, attar of rose, attar of roses, or rose essence) is an essential oil that is extracted from the petals of various types of rose. Rose ottos are extracted through steam distillation , [ 1 ] while rose absolutes [ 2 ] are obtained through solvent extraction , the absolute being used more commonly in perfumery .
Rosa gymnocarpa is a perennial [2] shrub growing up to 2 metres (6.6 ft) in height. Its stem is covered with long, straight spines which may or may not be abundant. The pink or white fragrant flowers are flat and open-faced with five petals in most any shade of pink to almost lavender.
Each flower has five or more petals, sometimes producing double corollas. [2] The flowers are fragrant and deep pink. The hips are globose to ovoid, 10–13 mm diameter, and orange to brownish. In the field of Food science, rose petal extract from Rosa gallica has been shown to have properties that reduce inflammation and wrinkling in human ...
Rose water is a flavoured water made by steeping rose petals in water. [1] It is the hydrosol portion of the distillate of rose petals, a by-product of the production of rose oil for use in perfume. Rose water is also used to flavour food, as a component in some cosmetic and medical preparations, and for religious purposes throughout Eurasia.