Dipcadi Serotinum MHNT
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''Dipcadi'' is a
genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...
of bulbous flowering plants in the
family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...
Asparagaceae, subfamily Scilloideae (also treated as the family Hyacinthaceae).Stevens, P.F. (2001 onwards),
Asparagales: Scilloideae
, ''Angiosperm Phylogeny Website'', retrieved 2013-03-28
It is widely distributed, occurring in southern Europe, most of Africa and the
Middle East The Middle East ( ar, الشرق الأوسط, ISO 233: ) is a geopolitical region commonly encompassing Arabia (including the Arabian Peninsula and Bahrain), Asia Minor (Asian part of Turkey except Hatay Province), East Thrace (Europ ...
through to the
Indian subcontinent The Indian subcontinent is a list of the physiographic regions of the world, physiographical region in United Nations geoscheme for Asia#Southern Asia, Southern Asia. It is situated on the Indian Plate, projecting southwards into the Indian O ...
.


Description

Species of ''Dipcadi'' grow from small bulbs. The solitary flower stem ( scape) bears a loose raceme of green or brown flowers, sometimes with different colours at the tips of the three inner
tepal A tepal is one of the outer parts of a flower (collectively the perianth). The term is used when these parts cannot easily be classified as either sepals or petals. This may be because the parts of the perianth are undifferentiated (i.e. of very ...
s. The raceme is usually one-sided (secund). The tepals are joined at the base for up to two thirds of their length to form a tube. The apices of the tepals then curve outwards, particularly the outer three. The outer three tepals may have a rounded "spur" at their tips. The stamens, which are enclosed within the flower, are joined to the tube formed by the tepals and have flat filaments. The black seeds are in the shape of a disc or a flattened globe., p. 15 ''Dipcadi serotinum'', from south-west
Europe Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a subcontinent of Eurasia and it is located entirel ...
and
north Africa North Africa, or Northern Africa is a region encompassing the northern portion of the African continent. There is no singularly accepted scope for the region, and it is sometimes defined as stretching from the Atlantic shores of Mauritania in ...
, although sombre in colour, is sometimes cultivated by gardeners specializing in
ornamental bulbous plant Ornamental bulbous plants, often called ornamental bulbs or just bulbs in gardening and horticulture, are herbaceous perennials grown for ornamental purposes, which have underground or near ground storage organs. Botanists distinguish betwee ...
s., p. 116


Systematics

The genus was named by
Friedrich Kasimir Medikus Friedrich Kasimir Medikus (or Friedrich Casimir Medicus; 6 January 1738 – 8 July 1808) was a German physician and botanist. He was born at Grumbach and became director of the University of Mannheim (Theodoro Palatinae Mannheim) and curator of t ...
in 1790, based on the species
Linnaeus Carl Linnaeus (; 23 May 1707 – 10 January 1778), also known after his ennoblement in 1761 as Carl von Linné Blunt (2004), p. 171. (), was a Swedish botanist, zoologist, taxonomist, and physician who formalised binomial nomenclature, the ...
had called ''Hyacinthus serotinus''. Medikus distinguished ''Dipcadi'' from ''Hyacinthus'' because of the former's many flattened seeds and tubular flowers. Along with three other genera, ''
Albuca ''Albuca'' is a genus of flowering plants in the family Asparagaceae, subfamily Scilloideae. The genus is distributed mainly in southern and eastern Africa, with some species occurring in northern Africa and the Arabian Peninsula. Plants of the g ...
'', ''
Ornithogalum ''Ornithogalum'' is a genus of perennial plants mostly native to southern Europe and southern Africa belonging to the family Asparagaceae. Some species are native to other areas such as the Caucasus. Growing from a bulb, species have linear bas ...
''
sensu lato ''Sensu'' is a Latin word meaning "in the sense of". It is used in a number of fields including biology, geology, linguistics, semiotics, and law. Commonly it refers to how strictly or loosely an expression is used in describing any particular c ...
and '' Pseudogaltonia'', ''Dipcadi'' is placed in the tribe Ornithogaleae (or subfamily Ornithogaloideae by those who recognize the Scilloideae as the separate family Hyacinthaceae).


Species

, the
World Checklist of Selected Plant Families The World Checklist of Selected Plant Families (usually abbreviated to WCSP) is an "international collaborative programme that provides the latest peer reviewed and published opinions on the accepted scientific names and synonyms of selected pla ...
recognized 41
species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...
and one hybrid:Search for "Dipcadi",


References

{{Taxonbar, from=Q8768440 Asparagaceae genera Scilloideae