The school the kapok tree, the spring tree, all in witness to our friendship.

学校的木棉树，春天的木棉花，都在见证着我们的友谊。

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The tree sap in early spring; the new-born green leaf, soft and fresh as skin;

VOA: special.2010.02.27

Fruit on the tree during spring bloom stops the growth of flowering shoots.

VOA: special.2009.11.10

While people are tempted to say they have spring tree pollen allergies, it is helpful to know the exact types of trees you are sensitive to -- that way you can watch the pollen counts more efficiently.

CNN: Ah-choo! 4 questions for the allergist

"If you have a choice to plan an outdoor event versus an indoor event, people with spring allergies, who have tree pollen allergies, would be better off choosing indoor activities during the peak pollen season, " he said.

CNN: Predicting allergy season eludes experts

The evolution of recovery is much like a tree budding in the spring.

WHITEHOUSE: What I Am Thankful for this Holiday Season