monocot stem monocot stem: vascular bundles are scattered vascular bundles parenchyma cells

Post on 13-Jan-2016

220 Views

Category:

Documents

0 Downloads

Preview:

Click to see full reader

TRANSCRIPT

Monocot Stem

Monocot stem:Vascular bundles are scattered

Vascular bundles

parenchyma cells

Vascular bundle

xylem

phloem

sclerenchyma

Dicot stem

Dicot stemcross section

Vascular bundles:arranged in a ring

Dicot rootDicot root

Vascular tissue in a “star”pattern in the center

epidermis

vascular tissue from a dicot root

xylem

phloem

endodermis

Monocot root

Monocot rootcross section

Dicot leafDicot leaf

Palisade mesophyll

Spongy mesophyll

stomata

Upper epidermis

Monocot leafMonocot leaf

Woody stem2 year old

Woody stemcross section

2 years old

Xylem cells

Vascularcambium

phloem

Onion root tip

Zone of cell division

Zone of elongation

Regions of a root tip

top related