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Plant communication encompasses communication using volatile organic compounds, electrical signaling, and common mycorrhizal networks between plants and a host of other organisms such as soil microbes, [2] other plants [3] (of the same or other species), animals, [4] insects, [5] and fungi. [6]
Pyracantha (from Greek pyr "fire" and akanthos "thorn", hence firethorn) [1] is a genus of large, thorny evergreen shrubs in the family Rosaceae, with common names firethorn or pyracantha. They are native to an area extending from Southwest Europe east to Southeast Asia. They resemble and are related to Cotoneaster, but have serrated leaf ...
The generic name Discaria refers to disc-shaped flowers. The Latinised specific epithet Raoul chose, toumatou, is a corruption of the word tūmatakuru, one of the Māori names for this species, which he transcribed as "toumatou-kourou" [2] The English name matagouri is another corruption of tūmatakuru. Other names in Te Reo include tūmatakuri ...
Foxgloves produce toxic chemicals including cardiac and steroidal glycosides, deterring herbivory. Plant defense against herbivory or host-plant resistance (HPR) is a range of adaptations evolved by plants which improve their survival and reproduction by reducing the impact of herbivores. Many plants produce secondary metabolites, known as ...
Prickles on a blackberry branch. In plant morphology, thorns, spines, and prickles, and in general spinose structures (sometimes called spinose teeth or spinose apical processes), are hard, rigid extensions or modifications of leaves, roots, stems, or buds with sharp, stiff ends, and generally serve the same function: physically defending plants against herbivory.
Binomial name. Euphorbia milii. Des Moul. Euphorbia milii, the crown of thorns, Christ plant, or Christ's thorn, is a species of flowering plant in the spurge family Euphorbiaceae, native to Madagascar. The species name commemorates Baron Milius, once Governor of Réunion, who introduced the species to France in 1821. [3]
Umbonia crassicornis. Umbonia crassicornis, commonly known as the thorn bug, is a widespread member of the insect family Membracidae, and an occasional pest of ornamentals and fruit trees in southern Florida. The body length of the adult is approximately 10 millimetres (0.39 in). This is a variable species as to size, color and structure ...
B. decapetala is as a robust, thorny, evergreen shrub 2–4 m (6.6–13.1 ft) high or climber up to 10 m (33 ft) or higher; often forming dense thickets; the stems are covered with minute golden hair; the stem thorns are straight to hooked, numerous, and not in regular rows or confined to nodes.