What is the inflorescence of coconut?
The Inflorescence The coconut inflorescence is enclosed in a double sheath or spathe, the whole structure known as a ‘spadix’ which is borne singly in the axil of each leaf. The palm is monoecious, i.e. its inflorescence carries both male and female flowers. The male flowers are more numerous than the female flowers.
What type of Placentation does a coconut have?
This fruit develops from bicarpellary, syncarpous superior ovary with parietal placentation.
Is the example of spadix inflorescence?
In this type of inflorescence, peduncle is thick, long and fleshy, having small sessile unisexual flowers covered with one or more large green or colourful bracts (spathe). Spadix inflorescence is found in colocasia, aroids, maize and palms (palms have compound spadix).
Which of the following plants have spadix inflorescence?
The spadix is the characteristic inflorescence of the remarkable arum family (Araceae).
Does a coconut tree have flowers?
At five to seven years old, coconut trees start to blossom. All year round, flowers grow from the axils – yellow branches with up to 40 female flowers at the base and over 10,000 male flowers extending out to the tip. Once the female flowers have been pollinated, coconuts grow.
Is coconut a flower?
The Coconut tree/palm is one of the oldest flowering tree in the world, the coconut flowers blossom only after 7 to 10 years depending on the species. Once the female flowers are pollinated, they become coconuts after a period of 10 months.
What is the subclass of coconut?
Local name: ‘Oil palm’ Taxonomic Position of Coconut According to Cronquist (1981) Kingdom : Plantae Division : Magnoliophyta Class : Liliopsida Subclass : Arecidae Order : Arecales Family : Arecaceae Genus : Elaeis Species : E.
What is spadix inflorescence?
spadix. / (ˈspeɪdɪks) / noun plural spadices (speɪˈdaɪsiːz) a racemose inflorescence having many small sessile flowers borne on a fleshy stem, the whole usually being surrounded by a spathe: typical of aroid plants.
What do you mean by spadix?
: a floral spike with a fleshy or succulent axis usually enclosed in a spathe.
In which plant is Cymose inflorescence?
Cymose Capitulum: The peduncle is reduced to a circular disc in this type of inflorescence. Thus, the older flowers are at the center of the disc and the younger flowers grow at the periphery. This is also called a centrifugal arrangement. Example- Mimosa, Acacia, etc.
Which one is an example of raceme?
A compound raceme, also called a panicle, has a branching main axis. Examples of racemes occur on mustard (genus Brassica) and radish (genus Raphanus) plants.