Elaeis guineensis originated in Guinea, Africa and was first illustrated by Nicholaas Jacquin in 1763.

Ubiquitous attacks by the locust borer (below) and by the heart rot fungi Phellinus rimosus or Polyporus robiniophilus make growing black locust for timber production impractical. shagbark hickory, green ash, hackberry, black walnut, cottonwood, and silver maple. are the most common major pathogens of many crops throughout the world, impacting both the quantity and quality of marketable yields. Damaging agents Pignut hickory is easily damaged by fire , which causes stem degrade or loss of volume, or both. Hickory nuts are very scarce in the city as they have not yet made their appearance on the Chicago market and cannot be bought.” Whether the hickory nuts … It is not affected by severe diseases but has many of the problems common to most hickories; these include mineral streaks and sapsucker-induced streaks that degrade lumber. Shagbark Hickory Carya ovata-Juglandaceae: Has flaky bark, large buds (look like asparagus tops), 5-7 lflts., has fleshy husk w/ segmentation that comes off Bitternut Hickory Challenges and Opportunities: 1) The relatively small size and remote location of the VanDyke CA limits the ability to efficiently manage the property. Damaging Agents- From seed to maturity, Douglas-fir is subject to serious damage from a variety of agents. Damaging Agents- Black locust is severely damaged by insects and disease, probably more than any other eastern hardwood species. Oil palms were introduced to Java by the Dutch in 1848, [18] and to Malaysia (then the British colony of Malaya ) in 1910 by Scotsman William Sime and English banker Henry Darby. Douglas-fir is host to hundreds of fungi, but relatively few of these cause serious problems. Root-knot nematodes (Meloidogyne spp.) Internal discolorations called mineral streak are common and are one major reason why so few standing hickories meet trade specifications.

Locust borer larvae construct feeding tunnels throughout the wood, and the holes serve as entry … White heart rot related to the Shagbark Hickory, however it’s leaves are much larger, and contain 7 leaflets instead of 5 • The nuts of the Shellbark hickory are the largest of the hickory’s, which has earned the tree its nickname of “Kingnut” • The Shellbark Hickory is different from its relatives in that it requires more Damaging Agents- Bitternut hickory saplings are easily damaged by fire, and older trees also are susceptible to fire damage because of the low insulating capacity of the hard bark (13,24).