What does AA stand for?

Arnold Arboretum (Harvard University)

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Samples in periodicals archive:

The standard operating procedure of angiosperms is to delay additional maternal investment in seeds until after fertilization, which prevents wasting of precious resources, says Sarah Mathews of Harvard University's Arnold Arboretum.

Floral shocker: blooms shake roots of flowering-plant family

Introduced years ago by the Arnold Arboretum, the plant provides a secondary display in the fall with red, orange, yellow autumnal foliage.

Spring's here, but is winter really gone?

Still, the environmental concerns discussed at the Harvard Divinity School seldom connected to the environmental issues that were then being discussed at the Kennedy School of Government, the Harvard School of Public Health, and the Arnold Arboretum.

Humanistic environmentalism.

``They're saying this is the oldest tree in Boston,'' said Peter Del Tredici, after the bonsai was safely tucked back into its pot Tuesday afternoon at the Arnold Arboretum.

METICULOUS CARE KEEPS 259-YEAR-OLD BONSAI TREE ALIVE IN BOSTON

This book also serves as a guide to Harvard's Arnold Arboretum, a living natural-history museum in Boston.

New England Natives

Arnum, while still in high school, enrolled in a class Rogers was teaching at the Case Estates in Weston, then part of the Arnold Arboretum.

Flower show honors Paul Rogers

They were judged by Robert Smaus, garden editor for the Los Angeles Times; Gary Koller, a horticulturist for the Arnold Arboretum at Harvard University, and Nigel Colborn, a London-based garden author.

HEARTS AND FLOWERS FANTASY'S IN FULL FLOWER AT ANNUAL GARDEN SHOW TOP ...

Schulhof, 39, director of education and public affairs at Harvard University's Arnold Arboretum in Massachusetts, will fill the newly created executive director position May 6.

FACILITY FINDS NEW DIRECTOR : DESCANSO GARDENS ANNOUNCES CHOICE AFTER ...