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Poinsettia
Learn to Identify the Taxonomy of the Poinsettia
20
Biology
Undergraduate 1
02/06/2011

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Cards

Term

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Species?

Definition
Euphorbia pulcherrima
Term

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Genus?

Definition
Euphorbia
Term

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Family?

Definition

 

Euphorbiaceae

Term

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Class?

Definition

 

Dicotyledonae (Magnolipsida)

 

Term

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Phylum?

 

 

 

Definition

 

Anthophyta (Magnoliophyta)

 

Term

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Kingdom?

Definition

 

 

Plantae

Term

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Domain?

Definition

 

Eukarya


Term

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Order?

Definition

 

 

Malpighiales

Term


Inflorescence

Definition
A group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches.
Term

 

Bract

Definition

 

A modified or specialized leaf


Term

 

 

Nectar

Definition



A sugar-rich liquid produced by plants.

Term

 

 

Cyathium

Definition

 

One of the specialised pseudanthia ("false flowers") forming the inflorescence of plants in the genus Euphorbia (Euphorbiaceae). 

Term

 

 

Reduced Perianth

Definition

 

 

The outer envelope of a flower (petals).

Term

 

 

Incomplete

Definition

 

A complete flower contains all four organs (sepal, stamen, pistil, perianth/petal) while an incomplete flower is missing at least one.

Term

 

 

Imperfect

Definition

 

Lack one of the reproductive organs (pistil or stamen)

Term

 

Staminate

Definition

 


Having stamens but lacking pistils.

Term

 

 

Pistillate

Definition

 

 

Having pistils but lacking stamens.

Term

 

 

Monoecious

Definition

 

Monoecious, an individual that has both male and female reproductive units ( flowers, conifer cones, or functionally equivalent structures) on the same plant.

Term

 

 

Short-day Plant

Definition

 

Short-day plants flower when the night is longer than a critical length. They cannot flower under long days or if a pulse of artificial light is shone on the plant for several minutes during the middle of the night; they require a consolidated period of darkness before floral development can begin.

Term

 

 

Subtend

Definition

 

 

To lie below and close to. When Poinsettias flower they produce specialized leaves called bracts that subtend the actual flowers.

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