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Sepals in Biological News

University of Florida study provides insight into evolution of first flowers

...rs," Chanderbali said. Advanced angiosperms have four organ types: female organs (carpels), male organs (stamens), petals (typically colorful) and sepals (typically green). Basal angiosperms have three: carpels, stamens and tepals, which are typically petal-like structures. The researchers expected each...

Analysis of flower genes reveals the fate of an ancient gene duplication

...for the development of flower reproductive structures, and when these genes are mutated, the plants form so-called double flowers, in which petals and sepals replace stamens and carpels. AG and PLE are very closely related genes, and they clearly have nearly identical function, suggesting that they are der...
Sepals in Biological Dictionary

Sepals

A sepal is a part of the flower of angiosperms . Sepals in most flowers are green and lie under the more conspicuous petals. As a collective unit the sepals form a calyx, whereas the collection of petals is called the corolla. Together, these two structures are known as... Tepals are el...

Sepal

... sepal is a part of the flower of angiosperms . sepals in most flowers are green and lie under the more conspicuous petals. As a collective unit the sepals form a calyx, whereas the collection of petals is...flower of Ludwigia octovalvis showing petals and sepals . ... What is the difference between a sepal and...

Gynoecium

...ows three free carpels in early stages of development ... ... AS GYNOECIUM FORMS ... and a portion between the gynoecium and the bud where the sepals ... The attempt to fit a gynoecium form is very sensitive to the ... ...

Calyx

... sepal is a part of the flower of angiosperms . sepals in most flowers are green and lie under the more conspicuous petals. As a collective unit the sepals form a calyx , whereas the collection of petals ... calyx n. , pl. calyxes or calyces . The sepals of a flower considered as a group. ... Calyx ...

Autotrophs

.... Autotrophs are not totally self sufficient, however; they are self-feeders only ... Autotrophs produce their own food, hence the word "auto". sepals ... Agree - but not all autotrophs are/were photosynthetic. JorgeLobo. Coral. Posts: 132 ... autotrophs , rubisco is the both cornerstone of the...
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