Diagram Of Sunflower Stem

Disc floret showing receptive bi fid stigma each disc floret consists of inferior ovary two pappus scales modified sepals and a tubular corolla formed by the fusion of five petals except at the tip.

Diagram of sunflower stem. The cells are compactly arranged without intercellular spaces. A flowers stem is made up of the following parts. Parts of flower and plant pistil sepal stamen and more with diagrams of flower and plant flowers. It is protective in function and forms the outermost layer of the stem.

The common sunflower helianthus annuus is an annual that can reach towering heights of up to 10 feet. Plant flowers contain female parts called pistil and male parts called stamen which allow the plant to reproduce. There is more intrigue to this plant than just its height however. Diagram of sunflower stem.

Dissection of sunflower line drawings plant features figure 1 plant height a stem diameter b shoot dry weight c and leaf area d of sunflower as function the application fertilizers time see diagram 53 4. Flower structure of sunflower authorstream presentation. Internal structure of stem with diagram. Primary structure of dicotyledonous stem sunflower stem.

It is a single layer of parenchymatous rectangular cells. It would exhibit the following plan of arrangement of tissues from the periphery to the centre of the organ figs. Transverse and longitudinal sections through the internode of a young sunflower stem helianthus annuus of family compositae should be taken and stained suitably for the study of internal structures. There are many different types of flowers but most of them have the same basic parts.

Posted on may 29 2019 by admin. The many uses and characteristics of the various plant parts make it an appealing addition to any garden or landscape. Sunflower stems grow without branching and hold a single flower. On the stem of a sunflower during flexion as shown in the diagram the main stresses occur in the vascular bundles consisting of the xylem and also in the epidermis.

The stem is the part of the flower that attaches it to the rest of the plant. The flower is attached to the stalk which is a. Main parts of primary dicot stem in plants with diagram. The outer epidermis protects the intricate structure beginning life in a round shape that becomes woody in nature as the plant ages.

Internal structure of dicotyledonous stem reveals epidermis cortex and stele. Structure of dicot stem botany. Illustration of flower parts diagram with stem cross section anatomy of plant morphology and its contents useful for school student stamen pistil petal sepal leaf receptacle root botany science education vector art clipart and stock vectors. The dicot stem structure of the sunflower is comprised of several layers of vessels that deliver moisture and nutrients to the plant through all phases of growth.