''Strelitzia'' is a genus of five species of

perennial plant A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wide ...

s, native to

South Africa South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring coun ...

. It belongs to the plant family

Strelitziaceae The Strelitziaceae comprise a family of monocotyledonous flowering plants, very similar in appearance and growth habit to members of the related families Heliconiaceae and Musaceae (banana family). The three genera with seven species of Streli ...

. The genus is named after Queen Charlotte of the

United Kingdom The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Europe, off the north-western coast of the continental mainland. It comprises England, Scotland, Wales and No ...

, who was born a princess of the house of Mecklenburg-Strelitz. A

common name In biology, a common name of a taxon or organism (also known as a vernacular name, English name, colloquial name, country name, popular name, or farmer's name) is a name that is based on the normal language of everyday life; and is often contrast ...

of the genus is bird of paradise flower/plant, because of a resemblance of its flowers to birds-of-paradise. In South Africa, it is commonly known as a crane flower and is featured on the reverse of the 50-cent coin. It is the

floral emblem In a number of countries, plants have been chosen as symbols to represent specific geographic areas. Some countries have a country-wide floral emblem; others in addition have symbols representing subdivisions. Different processes have been used to ...

of the

City of Los Angeles Los Angeles ( ; es, Los Ángeles, link=no , ), often referred to by its initials L.A., is the largest city in the state of California and the second most populous city in the United States after New York City, as well as one of the world ...

; two of the species, '' S. nicolai'' and '' S. reginae'', are frequently grown as

houseplant A houseplant, sometimes known as a pot plant, potted plant, or an indoor plant, is an ornamental plant that is grown indoors. As such, they are found in places like residences and offices, mainly for decorative purposes. Common houseplants are us ...

Description

The species ''S. nicolai'' is the largest in the genus, reaching 10 m (33 ft) tall, with stately white and blue flowers; the other species typically reach 2.0 to 3.5 m tall, except ''S. caudata'', which is a tree of a typically smaller size than ''S. nicolai''. The

leaves A leaf ( : leaves) is any of the principal appendages of a vascular plant stem, usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", while the leaves, ste ...

are large, 30–200 cm long and 10–80 cm broad, similar to a

banana leaf The banana leaf is the leaf of the banana plant, which may produce up to 40 leaves in a growing cycle. The leaves have a wide range of applications because they are large, flexible, waterproof and decorative. They are used for cooking, wrappin ...

in appearance, but with a longer petiole, and arranged strictly in two ranks to form a fan-like crown of

evergreen In botany, an evergreen is a plant which has foliage that remains green and functional through more than one growing season. This also pertains to plants that retain their foliage only in warm climates, and contrasts with deciduous plants, which ...

foliage. The

flower A flower, sometimes known as a bloom or blossom, is the reproductive structure found in flowering plants (plants of the division Angiospermae). The biological function of a flower is to facilitate reproduction, usually by providing a mechanism ...

s are produced in a horizontal

inflorescence An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...

emerging from a stout

spathe In botany, a bract is a modified or specialized leaf, especially one associated with a reproductive structure such as a flower, inflorescence axis or cone scale. Bracts are usually different from foliage leaves. They may be smaller, larger, or o ...

Biology and propagation

They are

pollinated Pollination is the transfer of pollen from an anther of a plant to the stigma of a plant, later enabling fertilisation and the production of seeds, most often by an animal or by wind. Pollinating agents can be animals such as insects, birds, a ...

sunbird Sunbirds and spiderhunters make up the family Nectariniidae of passerine birds. They are small, slender passerines from the Old World, usually with downward-curved bills. Many are brightly coloured, often with iridescent feathers, particularly i ...

s, which perch on and drink from the spathe. The weight of the bird when standing on the spathe opens it to release the

pollen Pollen is a powdery substance produced by seed plants. It consists of pollen grains (highly reduced microgametophytes), which produce male gametes (sperm cells). Pollen grains have a hard coat made of sporopollenin that protects the gametoph ...

onto the bird's feet, which is then deposited on the next spathe it visits. ''Strelitzia'' species lack natural insect pollinators; in areas without sunbirds, plants in this genus generally need hand pollination to successfully set seed.

Species and hybrids

Five species are recognised, although one—'' S. juncea''—has been shown to be genetically nested within another, ''S. reginae''. It is possibly a mutation that is in the process of speciating. *'' Strelitzia × kewensis'' (

hybrid Hybrid may refer to: Science * Hybrid (biology), an offspring resulting from cross-breeding ** Hybrid grape, grape varieties produced by cross-breeding two ''Vitis'' species ** Hybridity, the property of a hybrid plant which is a union of two dif ...

between ''S. reginae'' and ''S. augusta'')

Allergenicity

Plants in the genus ''Strelitzia '' produce no wind-borne

, and have an

OPALS Optical Payload for Lasercomm Science (OPALS) is a spacecraft communication instrument developed at the Jet Propulsion Laboratory that was tested on the International Space Station (ISS) from 18 April 2014 to 17 July 2014 to demonstrate the te ...

allergy scale rating of 1, meaning a very low risk of causing allergic reaction.

Etymology

The genus was named by

Joseph Banks Sir Joseph Banks, 1st Baronet, (19 June 1820) was an English naturalist, botanist, and patron of the natural sciences. Banks made his name on the 1766 natural-history expedition to Newfoundland and Labrador. He took part in Captain James C ...

in honour of

Charlotte of Mecklenburg-Strelitz Charlotte of Mecklenburg-Strelitz (Sophia Charlotte; 19 May 1744 – 17 November 1818) was Queen of Great Britain and of Ireland as the wife of King George III from their marriage on 8 September 1761 until the union of the two kingdoms ...

, queen consort of

George III George III (George William Frederick; 4 June 173829 January 1820) was King of Great Britain and of Ireland from 25 October 1760 until the union of the two kingdoms on 1 January 1801, after which he was King of the United Kingdom of Great Bri ...

Symbolism

Strelitzia's flower language has many meanings, including success, freedom, immortality, loyalty, love, thoughtfulness and optimism. It is also a symbol of the 9th wedding anniversary Freedom - Strelitzia symbolizes freedom and overcoming difficulties, reminding people not to stick to the present, but to see a wider world Loyalty - Strelitzia symbolizes loyalty to a lover, and people present Strelitzia to their partners on the 9th anniversary of marriage to express their wholeheartedness Optimism - Strelitzia chinensis symbolizes optimism and positive energy, and inspires people not to give up when they are in trouble Success - Strelitzia is a symbol of success in life and is given when congratulating someone on an important moment in life such as graduating from college

Journal

''Strelitzia'' is also the name of the botanic journal of the Pretoria-based National Botanical Institute, which has since been converted into the South African National Biodiversity Institute ( SANBI). The ''Strelitzia'' journal replaced ''Memoirs of the Botanical Survey of South Africa'' and Annals of the Kirstenbosch Botanic Gardens''.

References

External links

* {{Authority control Strelitziaceae Zingiberales genera Taxa named by Joseph Banks