EFB 336 Exam 2 - More Stuff

Which tree is a shallow-rooted, shade-intolerant reproducer via broken plant parts in floodplains and the largest native species in its genus?

Salix nigra

Which two tree species and their hybrids are utilized in plantations for biomass and pulpwood production?

Salix nigra and Populus deltoides

Populus deltoides serves as the state tree for which two U.S. states?

Kansas and Nebraska

What allelopathic chemical is produced by Juglans nigra?

Juglone

Which species is considered the most valuable hardwood in North America and is impacted by Thousand cankers disease?

Juglans nigra

How do Carya and Juglans compare regarding shade tolerance?

Carya is moderately shade tolerant, whereas Juglans is shade intolerant.

Which hickory is the most abundant and uniformly distributed, possessing valvate buds and bitter fruits that are sutured along fruit sutures?

Carya cordiformis

Which slow-growing, tolerant subcanopy species on rocky sites is often confused with Carpinus caroliniana when young?

Ostrya virginiana

Which species is the most shade-tolerant oak and is commonly utilized for bourbon barrel wood and tight cooperage?

Quercus alba

Quercus alba serves as the state tree of which three U.S. states?

Connecticut, Illinois, and Maryland

Which oak species possesses corky twigs believed to be an adaptation for fire resistance in Midwest prairies and is often sold as "white oak"?

Quercus macrocarpa

What is the most important species in abundance and value in the red oak subgenus, serving as the state tree of New Jersey?

Quercus rubra

Which oak can dominate dry, sandy sites and rocky ridges via a deep taproot, but often develops a crooked bole?

Quercus velutina

Which oak species, whose name means "swampy," possesses a shallow root system and commonly displays iron chlorosis in higher pH soils?

Quercus palustris

Which tree was once the most commonly planted street tree due to its vase-shaped arching form, but was heavily impacted by a fungus and elm yellows?

Ulmus americana

What is the largest and most cold-hardy native magnolia species, whose wood is similar to and sold as "yellow poplar"?

Magnolia acuminata

Liriodendron tulipifera serves as the state tree of which three U.S. states?

Indiana, Kentucky, and Tennessee

Which species forms dense thickets via root suckers, has leaves used to thicken gumbo, and is shade-intolerant from seed but tolerant from root suckers?

Sassafras albidum

What component of Prunus serotina is fatal to livestock when wilted?

Wilted foliage

From which region does the most commercially valuable wood of Prunus serotina originate?

The Alleghenies in SW New York and NW Pennsylvania

Although Gleditsia triacanthos belongs to the legume family, what biochemical capability does it lack?

It is not a nitrogen fixer.

Which legume species IS a nitrogen fixer that outcompetes native pine barren plants on infertile sandy sites?

Robinia pseudoacacia

Which species has the widest range of site conditions in the Eastern USA and has increased over recent decades due to fire suppression and timber harvesting?

Acer rubrum

Which maple species is the most geographically distributed, occurring across all U.S. states and into Central America?

Acer negundo

Which prolific stump-sprouting climax tree thrives on limestone-based soils and produces flowers highly prized for honey?

Tilia americana