Assertion: leaf's bundle | /r/HasProperty | vein
Facets:
Source sentences:
text: Thus, the rate of photosynthesis is determined by the degree of development of the vascular systems, particularly the phloem of the vascular bundles (veins).
text: Thus, the rate of photosynthesis is determined by the degree of development of the vascular systems, particularly the phloem of the vascular bundles (veins).
text: Vascular bundles (veins) are embedded in the mesophyll, the tissue that includes all of the cells between the upper and lower epidermis.