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Lomandra longifolia, commonly known as spiny-head mat-rush, [ 2] spiky-headed mat-rush[ 3] or basket grass, is a perennial, rhizomatous herb found throughout eastern Australia. The leaves are 40 cm to 80 cm long, and generally have a leaf of about 8 mm to 12 mm wide. [ 4] It grows in a variety of soil types and is frost, heat and drought ...
Onopordum acanthium ( cotton thistle, Scotch (or Scottish) thistle) is a flowering plant in the family Asteraceae. It is native to Europe and Western Asia from the Iberian Peninsula east to Kazakhstan, and north to central Scandinavia, and widely naturalised elsewhere, [ 1][ 2][ 3] with especially large populations present in the United States ...
Dracaena trifasciata is a species of flowering plant in the family Asparagaceae, native to tropical West Africa from Nigeria east to the Congo. It is most commonly known as the snake plant, Saint George's sword, mother-in-law's tongue, and viper's bowstring hemp, among other names. [ 2] Until 2017, it was known under the synonym Sansevieria ...
Prunus ilicifolia flowers. It is an evergreen shrub [4] or small tree approaching 15 metres (49 feet) in height, [12] with dense, hard leaves [4] ( sclerophyllous foliage). The leaves are 1.6–12 centimetres ( – inches) long with a 4–25 millimetres ( –1 in) petiole [12] and spiny margins, somewhat resembling those of the holly.
Datura innoxia (often spelled inoxia ), known as pricklyburr, [ 1] recurved thorn-apple, [ 2] downy thorn-apple, Indian-apple, lovache, moonflower, nacazcul, toloatzin, toloaxihuitl, tolguache or toloache, is a species of flowering plant in the family Solanaceae. It is more rarely called sacred datura, a common name which is applied more often ...
The discovery could help engineer new thorn-free variants. A new study has found how a rose and other plants like a tomato and eggplant came to get their prickles. The discovery could help ...
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 .
Bud. European beech ( Fagus sylvatica) bud. In botany, a bud is an undeveloped or embryonic shoot and normally occurs in the axil of a leaf or at the tip of a stem. Once formed, a bud may remain for some time in a dormant condition, or it may form a shoot immediately.