Tag Archives | Structural Organisation

Difference between Sapwood and Heartwood | Plants

The upcoming discussion will update you about the differences between Sapwood or Alburnum and Heartwood. Difference # Sapwood or Alburnum: 1. It is outer wood of an old stem. 2. It is light coloured. 3. Living cells are present. 4. Sapwood is the functional part of the secondary xylem or wood. 5. The tracheary elements are not plugged by tyloses. [...]

By |2016-12-12T06:52:56+00:00December 12, 2016|Difference|Comments Off on Difference between Sapwood and Heartwood | Plants

Modifications of Aerial Stems: 6 Types | Plants

The following points highlight the six main types of modification of aerial stems. The types are: 1. Stem Tendrils 2. Hooks 3. Stem Thorns 4. Phylloclade's 5. Cladodes 6. Thalamus. Type # 1. Stem Tendrils: Tendrils are thread-like sensitive structures which can coil around a support and help the plant in climbing. They may be branched or un-branched. Branched stem [...]

By |2016-12-12T06:52:56+00:00December 12, 2016|Stems|Comments Off on Modifications of Aerial Stems: 6 Types | Plants

Primary Phloem and Secondary Phloem | Plants

The upcoming discussion will update you about the differences between Primary Phloem and Secondary Phloem. Difference # Primary Phloem: 1. It is formed from pro-cambium of apical meristem. 2. It is found in the primary plant body of all vascular plants. 3. Primary phloem occurs in all types of organs 4. It occurs towards the periphery. 5. Primary phloem is [...]

By |2016-12-12T06:52:56+00:00December 12, 2016|Difference|Comments Off on Primary Phloem and Secondary Phloem | Plants
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