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Name: Mae
Status: educator
Grade: 9-12
Location: N/A
Country: N/A
Date: 4/6/2005

Why can you not graft a pine tree with an oak tree?

Pines (Pinus spp.) and oaks (Quercus spp.) have different types of xylem to carry water. Conifers such as pines have "tracheids" only, differing from non-conifers.

Anthony R. Brach

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