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Besides their chemical content, the spiny leaves may also cause mechanical damage to the body. Iris sibirica: Siberian iris, Siberian flag Iridaceae: Most parts of the plant are poisonous (rhizome and leaves), if mistakenly ingested can cause stomach pains and vomiting. Also handling the plant may cause a skin irritation or an allergic reaction ...
Spilocaea oleaginea is a deuteromycete fungal plant pathogen, the cause of the disease olive peacock spot, also known as olive leaf spot and bird's eye spot. This plant disease commonly affects the leaves of olive trees worldwide. The disease affects trees throughout the growing season and can cause significant losses in yield. The disease ...
The leaves are green, and lighter on the underside. [8] The bark and leaves have a pungent scent resembling camphor when bruised, [8] due to a chemical known as umbellulone. [6] The leaves are entire and lance-shaped about 3–10 centimetres (1.2–3.9 in) long. They may substitute for the Mediterranean bay leaf in cooking.
The leaves, seeds, and the resin of the Chinese lacquer tree are sometimes used in Chinese medicine for the treatment of internal parasites and for stopping bleeding. Compounds butein and sulfuretin are antioxidants , and have inhibitory effects on aldose reductase and advanced glycation processes.
Strychnos nux-vomica, the strychnine tree, [2] also known as nux vomica, poison fruit, semen strychnos, and quaker buttons, is a deciduous tree native to India and to southeast Asia. It is a medium-sized tree in the family Loganiaceae that grows in open habitats. Its leaves are ovate and 5–9 centimetres (2–3.5 in) in size. [3]
Ceodes umbellifera is a shrub with large, medium green leaves. Other variegated varieties exist (Ceodes umbellifera 'Variegata') with marbling of white, light and dark green on the shrub's leaves. The tree's elliptic to ovate leaves may be between 6 and 20 cm long, and 4 to 10 cm wide. [13] They are hairless and glossy with a papery texture. [3]
Honeydew drops on leaves Bald-faced hornet sips honeydew from a Disholcaspis quercusmamma gall covered by sooty mold Magicicada cassini "cicada rain" slow motion. Honeydew is a sugar-rich sticky liquid, secreted by aphids, some scale insects, and many other true bugs and some other insects as they feed on plant sap.
The leaves are eaten by four gall-producing insects of the genus Pachypsylla, which do not cause serious damage to the tree. A number of insects and fungi cause rapid decay of dead branches or roots of the tree. The small berries, hackberries, are eaten by a number of birds, [11] including robins and cedar waxwings, [12] and mammals. Most seeds ...