What is Thyrsus inflorescence?
Thyrsus is a mixed inflorescence. In this type, the peduncle grows indefinitely. Upon the peduncle clusters of flowers are arranged in acropetal sequence. It is described as a mixed type because of indefinite growth of the peduncle bearing cymose clusters, for example, Ocimum.
What is inflorescence with example?
An indeterminate inflorescence may be a raceme, panicle, spike, catkin, corymb, umbel, spadix, or head. In a raceme a flower develops at the upper angle (axil) between the stem and branch of each leaf along a long, unbranched axis. An example of a raceme is found in the snapdragon (Antirrhinum majus).
Which one of the following plant is an example of Thyrsus inflorescence?
WhenWhen peduncle is branched and each branch bears spike-like inflorescence then the small branch having flowers is called spikelet and this arrangement is called spike of spikelet. E.g. Grass family (Gramineae = Poaceae). Note: The grape is the only example of the thyrse inflorescences.
What are five examples of inflorescence?
Types of Inflorescence (Floral structure)
What is Hypanthodium inflorescence?
Hypanthodium inflorescence is best defined as a fleshy receptacle which leads to the formation of a hollow cavity featuring an apical opening known as the ostiole. The flowers develop towards the inner wall of the hollow cavity.
What is Dionysus weapon?
His thyrsus, sometimes wound with ivy and dripping with honey, is both a beneficent wand and a weapon used to destroy those who oppose his cult and the freedoms he represents.
Is Sunflower an inflorescence?
Capitulum: Inflorescence Of The Sunflower Family A capitulum or head, the characteristic inflorescence of the sunflower family (Asteraceae). Depending on the tribe, the inflorescence may consist of ray flowers, disk flowers, or both ray and disk flowers.
Is a Rose an inflorescence?
Hint: Inflorescence is an arrangement of clusters of flowers on the main stem. The stem that is the base of the inflorescence is known as the peduncle. China rose or Hibiscus belongs to the Malvaceae family. Types of the racemose inflorescence are raceme, spike, spikelet catkin, spadix, corymb, umbel and capitulum.
Is a sunflower a solitary flower?
Sunflower is not a flower rather a bunch of flowers. In fact, what appears to be a single flower is, in fact, an inflorescence. this type of inflorescence is called capitulum.
Is Hibiscus a solitary flower?
In Hibiscus, flower is borne singly at the tip of peduncle. Hence, teacher described Hibiscus as solitary cyme.
What is helicoid cyme?
A helicoid cyme of the fiddle-neck (Amsinckia intermedia), a type of determinate inflorescence in which the flowers develop on one side of the axis, causing the inflorescence to curve.
What is hypanthodium inflorescence with examples?
Hypanthodium is a type of inflorescence in which the fleshy receptacle forms a hollow cavity and has an opening which is known as ostiole. Therefore, this is the correct option. Example of hypanthodium is ficus.
How many types of inflorescence are there in cymose?
This type of opening of flowers is known as centrifugal. The cymose inflorescence may be of four main types: (iv) Cymose capitulum. Here the main axis ends in a flower and it produces only one lateral branch at a time ending in a flower. The lateral and succeeding branches again produce only one branch at a time like the primary one.
What kind of inflorescence does a racemose plant have?
Inflorescence: Type # 1. Racemose Inflorescence: In this type of inflorescence the main axis does not end in a flower, but it grows continuously and develops flowers on its lateral sides in acropetal succession (i.e., the lower or outer flowers are older than the upper or inner ones).
What kind of inflorescence has a flat surface?
In this type of inflorescence the main axis or receptacle becomes suppressed, and almost flat, and the flowers (also known as florets) are sessile (without stalk) so that they become crowded together on the flat surface of the receptacle.
What kind of inflorescence has a terminal flower?
This type of inflorescence is known as sympodial cyme as found in some members of Solanaceae (e.g., Solanum nigrum). (ii) Biparous or Dichasial Cyme: In this type of inflorescence the peduncle bears a terminal flower and stops growing.