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Black locust is a shade-intolerant species [17] and therefore is typical of young woodlands and disturbed areas where sunlight is plentiful and the soil is dry. In this sense, black locust can be considered a weed tree. It also spreads by underground shoots or suckers, which contributes to the weedy character of this species. [9]
The honey locust (Gleditsia triacanthos), also known as the thorny locust or thorny honeylocust, is a deciduous tree in the family Fabaceae, native to central North America where it is mostly found in the moist soil of river valleys. [4] Honey locust trees are highly adaptable to different environments, and the species has been introduced ...
The specific name, robiniae, is derived from the name Robinia, which is the generic name of the black locust tree, Robinia pseudoacacia, on which the larvae feed.The name Robinia was coined by Linnaeus to honor the royal French gardeners Jean Robin (father) and Vespasien Robin (son).
The leaves are 10–15 cm long, pinnate with 7–15 leaflets; they have a pair of sharp, reddish-brown thorns at the base. The flowers are showy and white or pink, and considered fragrant. [ 7 ] Blooms are produced in spring or early summer in dense racemes 5–10 cm long that hang from the branches near the ends.
Robinia is a genus of flowering plants in the family Fabaceae, tribe Robinieae, native to North America.Commonly known as locusts, [2] they are deciduous trees and shrubs growing 4–25 metres (13–82 ft) tall.
Senegalia afra, also known as hook-thorn or Acacia afra, is a tree that occurs commonly in southern Africa. Though it is cultivated, it often occurs naturally in Gauteng suburban gardens, together with Acacia karroo and Acacia robusta. It is up to 10 m (33 ft) tall and may be found in open woodland, grassland, rocky hillsides or watercourses.
The demise a year ago of the eponymous tree at Sycamore Gap near the remains of Hadrian’s Wall robbed the people of Northumberland of a natural landmark with a world profile.
Zao jia grows as a tree up to 30 m tall. Spines are often branching and are robust, terete, conical and up to 16 cm in length. Leaves are pinnate. Flowers are yellowish-white and polygamous with male flowers being 9-10 mm in diameter and bisexual flowers being 10-12 mm in diameter with slightly longer petals and sepals.