Multiple fruit
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Multi-fruits, also called collective fruits, are fruiting bodies formed from a cluster of
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 mechani ...
s, the ''
inflorescence An inflorescence is a group or cluster of flowers arranged on a Plant stem, stem that is composed of a main branch or a complicated arrangement of branches. Morphology (biology), Morphologically, it is the modified part of the shoot of sperma ...
''. Each flower in the inflorescence produces a
fruit In botany, a fruit is the seed-bearing structure in flowering plants that is formed from the ovary after flowering. Fruits are the means by which flowering plants (also known as angiosperms) disseminate their seeds. Edible fruits in particu ...
, but these mature into a single mass. After flowering the mass is called an
infructescence Infructescence (fruiting head) is defined as the ensemble of fruits derived from the ovaries of an inflorescence. It usually retains the size and structure of the inflorescence. In some cases, infructescences are similar in appearance to simple fru ...
. Examples are the fig,
pineapple The pineapple (''Ananas comosus'') is a tropical plant with an edible fruit; it is the most economically significant plant in the family Bromeliaceae. The pineapple is indigenous to South America, where it has been cultivated for many centuri ...
, mulberry, osage-orange, and
jackfruit The jackfruit (''Artocarpus heterophyllus''), also known as jack tree, is a species of tree in the fig, mulberry, and breadfruit family ( Moraceae). Its origin is in the region between the Western Ghats of southern India, all of Bangladesh, ...
. In contrast, an aggregate fruit such as a raspberry develops from multiple
ovaries The ovary is an organ in the female reproductive system that produces an ovum. When released, this travels down the fallopian tube into the uterus, where it may become fertilized by a sperm. There is an ovary () found on each side of the body. T ...
of a single flower. In languages other than English, the meanings of "multiple" and "aggregate" fruit are reversed, so that multiple fruits merge several pistils within a single flower. In some cases, the infructescences are similar in appearance to simple fruits. One example is pineapple (''Ananas''), which is formed from the
fusion Fusion, or synthesis, is the process of combining two or more distinct entities into a new whole. Fusion may also refer to: Science and technology Physics *Nuclear fusion, multiple atomic nuclei combining to form one or more different atomic nucl ...
of the
berries A berry is a small, pulpy, and often edible fruit. Typically, berries are juicy, rounded, brightly colored, sweet, sour or tart, and do not have a stone or pit, although many pips or seeds may be present. Common examples are strawberries, rasp ...
with receptacle tissues and bracts. As shown in the photograph of the
noni ''Morinda citrifolia'' is a fruit-bearing tree in the coffee family, Rubiaceae. Its native range extends across Southeast Asia and Australasia, and was spread across the Pacific by Polynesian sailors. The species is now cultivated throughout th ...
, stages of flowering and fruit development in the
noni ''Morinda citrifolia'' is a fruit-bearing tree in the coffee family, Rubiaceae. Its native range extends across Southeast Asia and Australasia, and was spread across the Pacific by Polynesian sailors. The species is now cultivated throughout th ...
or Indian mulberry (''Morinda citrifolia'') can be observed on a single branch. First an inflorescence of white flowers called a head is produced. After
fertilization Fertilisation or fertilization (see spelling differences), also known as generative fertilisation, syngamy and impregnation, is the fusion of gametes to give rise to a new individual organism or offspring and initiate its development. Proce ...
, each flower develops into a drupe, and as the drupes expand, they become ''connate'' (merge) into a ''multiple fleshy fruit'' called a ''syncarp''. There are also many dry multiple fruits. Other examples of multiple fruits: *
Plane tree ''Platanus'' is a genus consisting of a small number of tree species native to the Northern Hemisphere. They are the sole living members of the family Platanaceae. All mature members of ''Platanus'' are tall, reaching in height. All except f ...
, multiple achenes from multiple flowers, in a single fruit structure * Mulberry, multiple flowers form one fruit * Breadfruit, multiple flowers form one fruit * Fig, multiple flowers similar to mulberry infructescence form a multiple fruit inside the inverted inflorescence. This form is called a syconium.


Gallery

Split ananas.jpg, ''Ananas'' (pineapple) Black mulberry fruit (Morus nigra).jpg, ''Morus nigra'' (black mulberry)


See also

* Compound fruit


References

{{Fruits Fruit morphology