What is a simple umbel?

14-Simple umbel. Umbel- a racemose inflorescence in which all the individual flower stalks arise in a cluster at the top of the peduncle and are of about equal length. This example is blood-flower (Asclepias currassavica).

What does Umbal mean?

inflorescence
umbel. / (ˈʌmbəl) / noun. an inflorescence, characteristic of umbelliferous plants, in which the flowers arise from the same point in the main stem and have stalks of the same length, to give a cluster with the youngest flowers at the centre.

What is capitulum in biology?

capitulum An inflorescence that consists of closely packed flowers or florets which have no stalks and arise on a flattened axis, all at the same level. The capitulum is surrounded or subtended by an involucre of bracts giving it the appearance of a single flower.

What is solitary flower?

Solitary flower is one flower at a specific position of a plant. This flower appears singly or separated from other flowers by vegetative region.

What is a compound umbel flower?

Compound umbel-instead of individual flowers radiating out from a single point, there are instead inflorescence branches. At the ends of each branch are secondary umbels. This example is Queen Anne’s lace or wild carrot (Daucus carota). Photo by K. R. Robertson of plants growing in Champaign County, Illinois.

What is Cymose type of inflorescence?

The cymose inflorescence is also known as determinate inflorescence and is characterized by the presence of a flower at the apex of the floral axis. The lateral axis terminates into a flower and limits the growth of the axis. Flowers are arranged in basipetal succession in this type of inflorescence.

Is a sunflower an umbel?

A. Umbel. An inflorescence is the cluster of the flowers arranged on a stem that is composed of the main branch or a complicated arrangement of branches. …

What is spike in flower?

A flower spike is a kind of inflorescence where a group of stalk-less flowers grow on an upright stem. The spike is categorized as a type of racemose inflorescence, where the stalk-less, or sessile, individual flowers develop around a central flower stalk called the rachis.

What is umbel inflorescence?

In botany, an umbel is an inflorescence that consists of a number of short flower stalks (called pedicels) which spread from a common point, somewhat like umbrella ribs. The word was coined in botanical usage in the 1590s, from Latin umbella “parasol, sunshade”. An umbel is a type of indeterminate inflorescence.

What is a flower capitulum?

flower structure A head (capitulum) is a short dense spike in which the flowers are borne directly on a broad, flat peduncle, giving the inflorescence the appearance of a single flower, as in the dandelion (Taraxacum).

What is cluster flower?

A plant with a cluster of flowers means that it blooms in closely-bunched groups of small flowers and produces large splashes of color in the garden. Inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches.

What is compound umbel inflorescence?

In angiosperm: Inflorescences. In a compound umbel, all the umbel inflorescences arise from a common point and appear to be at about the same level (e.g., wild carrot). This organization is the same for compound spikes, catkins, corymbs, and heads.

What is the meaning of an umbel?

An umbel is an inflorescence that consists of a number of short flower stalks (called pedicels) which spread from a common point, somewhat like umbrella ribs. The word was coined in botany in the 1590s, from Latin umbella “parasol, sunshade”.

What is an umbel in angiosperm?

In angiosperm: Inflorescences This pattern, called an umbel (see photograph), is actually a flattened raceme because the internodes of the axis, or peduncle (the point of origin of the leaves and flower axes), are shortened so that the pedicels are of the same length (e.g., the carrot family).

What is the difference between an umbel and an inflorescence?

flower structure In inflorescence: Indeterminate inflorescence. In an umbel, each of the pedicels initiates from about the same point at the tip of the peduncle, giving the appearance of an umbrella-like shape, as in the wax flowers (Hoya).

What is the difference between umbel and Cyme?

Umbels are a characteristic of plants such as carrot, parsley, dill, and fennel in the family Apiaceae; ivy, Aralia and Fatsia in the family Araliaceae; onion (Allium) in the family Alliaceae. An umbel is a type of indeterminate inflorescence. A compressed cyme, which is a determinate inflorescence, is called umbelliform if it resembles an umbel.