dioecious
no. its a gymnoperms. They are non flowering trees
because of its tolerance to pollution
Gingko Trees :) http://www.xs4all.nl/~kwanten/hiroshima.htm
Yes, in case of Pinus pollen producing cones (male cones) and seed producing cones (female cones) are present on the same plant. Such plants are called monoecious.
Reproduction
The green kind.
No
Plants with fibrous roots have parallel venation. Aloe Vera, Coconut , most types of grasses have parallel venation.
No, not trees that are on your property.
No,They are always producing Oxygen.No. The more leaves the more oxygen.
If the trees are on the property line the person who nails the fence to the trees must take care not to damage the trees so as to deprive the neighbor of their enjoyment.
To Clarify the main question....dissolved 15 year NON married relationship in a state that does Not recognize common law marriage. Male of couple purchased and planted about 25 trees over the years. Female has always owned property solely. She is remaining in house and wants to know if the trees are "hers" since they are "in her land".