Search Sitemap   
Nederlands    
Afzender
Radboud universityFaculty of ScienceBiologyHOMEIMAGE GALLERY > Search in gallery

Search in gallery

Back to Medium sized version | With labels

Epidermis strip with resin duct in a pine needle

Legend:

cuticula
3  sclerenchym
resin duct
5  chlorenchym
2  epidermis

English name: Pine
Scientific name: Pinus sp.
Familia: Pinaceae
Classis: Coniferopsida
Phylum: Gymnospermae
Regnum: Plantae

Needles of pine have small epidermis cells. However, these have a thick wall and a very thick cuticle that contains cutin. The needle contains resin ducts that are surrounded by sclerenchyma. The resin serves as protection against predators.


last modified: 5 Jun 2014