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An oak apple on a tree in Worcestershire, England. An oak apple or oak gall is a large, round, vaguely apple-like gall commonly found on many species of oak. Oak apples range in size from 2 to 4 centimetres (1 to 2 in) in diameter and are caused by chemicals injected by the larva of certain kinds of gall wasp in the family Cynipidae. [1]
The Osage orange is commonly used as a tree row windbreak in prairie states, which gives it one of its colloquial names, "hedge apple". [6] It was one of the primary trees used in President Franklin Delano Roosevelt's "Great Plains Shelterbelt" WPA project, which was launched in 1934 as an ambitious plan to modify weather and prevent soil ...
The undersides of oak leaves are often covered in spangle galls, which persist after the leaves fall. [8] One of the most distinctive galls is the oak apple, a 4.5 cm diameter spongy ball created from the buds by the wasp Biorhiza pallida. The pineapple gall, while less common, is also easily recognised. [22]
Category: Individual oak trees. Several oak trees hold cultural importance; such as the Royal Oak in Britain, [116] the Charter Oak in the United States, [117] and the Guernica oak in the Basque Country. [118] "The Proscribed Royalist, 1651", a famous painting by John Everett Millais, depicts a Royalist hiding in an oak tree while fleeing from ...
Atrusca brevipennata, formerly Andricus pellucidus, also known as the little oak-apple gall wasp, is a locally common species of cynipid wasp that produces galls on oak trees in North America. [1] The wasp oviposits on shrub live oak and Gambel oak leaves. [ 1 ]
Denny Schrock . Buckeye. Ohio buckeye (Aesculus glabra) is usually a small to medium-size tree (20-40 feet tall) with compound leaves that have five oval-shaped leaflets.Closely related is the ...
Andricus quercuscalifornicus (occasionally Andricus californicus), or the California gall wasp, is a small wasp species that induces oak apple galls on white oaks, primarily the valley oak (Quercus lobata) but also other species such as Quercus berberidifolia.
The tree is a free grower, but does not attain the largest size. Eating, cooking Bardsey Island Apple: Bardsey Island, Wales 1998 A medium-sized eating apple with a unique lemon aroma. Sweet and juicy. Skin color red over gold. Very disease resistant. Single tree discovered on Bardsey island in 1998, age of original tree unknown. May have ...