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Iris florentina is considered one of the irises (with Iris pseudacorus) that inspired the fleur-de-lys (or fleur-de-luce) of heraldry, [13] [18] [12] which was the symbol of the city of Florence for centuries, [18] [5] and is on the coat of arms of the city.
One ton of iris root produces two kilos of essential oil, also referred to as orris root butter or butter of iris, and it is the most expensive substance used in the fragrance industry. [7] Its fragrance has been described as tenaciously flowery, heavy and woody (paraphrasing Pavia , Dutch translation, page 40).
Five types of rootstock predominate in temperate climates where cold or freezing weather is not probable, especially Florida and southern Europe: A double graft union of diamante citron upon sour orange rootstock. Sour orange: the only rootstock that truly is an orange (the Citrus × aurantium or bitter orange). It is vigorous and highly ...
Iris milesii. Irideae is a tribe included in the well-known family Iridaceae.It contains many species in five genera which are widely distributed in the Old World.The tribe derives its name from Iris, which is the largest genus of the tribe.
Iridaceae (/ ɪ r ɪ ˈ d eɪ s i ˌ aɪ,-s iː ˌ iː /) is a family of plants in order Asparagales, taking its name from the irises.It has a nearly global distribution, with 69 accepted genera with a total of c. 2500 species.
An antique spurge plant, Euphorbia antiquorum, sending out white rhizomes In botany and dendrology, a rhizome (/ ˈ r aɪ z oʊ m / RY-zohm) [note 1] is a modified subterranean plant stem that sends out roots and shoots from its nodes.
Citrus reshni also known as Cleopatra mandarin [1] is a citrus tree that is commonly used in agriculture as a rootstock of different cultivated species of citrus, mostly orange, grapefruit, tangerine and lemon.
The Malling series is a group of rootstocks for grafting apple trees. It was developed at the East Malling Research Station of the South-Eastern Agricultural College at Wye in Kent , England. From about 1912, Ronald Hatton and his colleagues rationalised, standardised and catalogued the various rootstocks in use in Europe at the time under ...