Hippeastrum Reticulatum
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thumb The thumb is the first digit of the hand, next to the index finger. When a person is standing in the medical anatomical position (where the palm is facing to the front), the thumb is the outermost digit. The Medical Latin English noun for thumb ...
''Hippeastrum reticulatum'', the netted-veined amaryllis, is a flowering perennial
herbaceous Herbaceous plants are vascular plants that have no persistent woody stems above ground. This broad category of plants includes many perennials, and nearly all annuals and biennials. Definitions of "herb" and "herbaceous" The fourth edition of t ...
bulb In botany, a bulb is structurally a short stem with fleshy leaves or leaf basesBell, A.D. 1997. ''Plant form: an illustrated guide to flowering plant morphology''. Oxford University Press, Oxford, U.K. that function as food storage organs duri ...
ous plant, in the family
Amaryllidaceae The Amaryllidaceae are a family of herbaceous, mainly perennial and bulbous (rarely rhizomatous) flowering plants in the monocot order Asparagales. The family takes its name from the genus ''Amaryllis'' and is commonly known as the amaryllis fa ...
, native to South America.


Description

Originally described by L'Héritier as ''petalis venosis transversal distincta'', a reference to the defining characteristic of the species with an unusual and exquisite venation of the petals, darker than the purple to pink background color. The
seeds A seed is an embryonic plant enclosed in a protective outer covering, along with a food reserve. The formation of the seed is a part of the process of reproduction in seed plants, the spermatophytes, including the gymnosperm and angiosperm pl ...
are unusual for ''Hippeastrum'' in being orange-red, round, turgid and fleshy rather than black and paper like.


Taxonomy

''Hippeastrum reticulatum'' was one of the earliest Hippeastrums to be discovered and was introduced to Europe in 1777 by
Edward Whitaker Gray Edward Whitaker Gray (21 March 1748 – 27 December 1806), English botanist and secretary to the Royal Society, was uncle of Samuel Frederick Gray, author of ''The Practical Chemist.'' Educational and professional roles While attending the C ...
from Brazil, as documented by William Aiton in his ''
Hortus Kewensis ''Hortus Kewensis, or a Catalogue of the Plants Cultivated in the Royal Botanic Garden at Kew'' by William Aiton was a 1789 catalogue of all the plant species then in cultivation at the Royal Botanic Gardens, Kew, which constituted the vast majori ...
'' (1789). It was described by Charles Louis L'Héritier de Brutelle in 1788 as one of a number of species of '' Amaryllis'', ''Amaryllis reticulata'', it was later recognised by
Herbert Herbert may refer to: People Individuals * Herbert (musician), a pseudonym of Matthew Herbert Name * Herbert (given name) * Herbert (surname) Places Antarctica * Herbert Mountains, Coats Land * Herbert Sound, Graham Land Australia * Herbert, ...
in 1824 as a member of the separate South American genus '' Hippeastrum'' rather than ''Amaryllis'' which is confined to South Africa, and thus as ''Hippeastrum reticulatum'' (L'Hér.) Herb., Bot. Mag. 51: t. 2475 (1824).


Subdivision

Some sources follow Herbert (1837) in stating that there are two varieties, ''reticulatum'' and ''striatifolium''. A third variety, ''strictum'' Herb., is sometimes also included. This division into varieties is not accepted by the World Checklist.


Etymology

The specific epithet ''reticulatum'' is Latin for "netted", referring to the venation of the petals.


Distribution and habitat

From Argentina to Brazil, growing in wet sandy soil. In Brazil they are found under
Mussununga forest The Atlantic Forest ( pt, Mata Atlântica) is a South American forest that extends along the Atlantic coast of Brazil from Rio Grande do Norte state in the northeast to Rio Grande do Sul state in the south and inland as far as Paraguay an ...
whose smaller canopy allows more light to reach the forest floor.


Ecology

''Hippeastrum reticulatum'' blooms in late summer to autumn, with an active growing season of autumn to early winter, and requires a semi-dormant period of 4–6 weeks during late winter and early spring. The species is unusual amongst ''Hippeastrum'', in being self-fertile.


References


Bibliography


Historical

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Databases


GBIF: ''Hippeastrum reticulatum''
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Flora

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Other

* * * {{Taxonbar, from=Q5479778 reticulatum Flora of Southern America