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New roots that form will also become infected, turn pink, and then die. Infected plants start bulbing earlier than non-infected plants, and their leaf size and number are reduced. Seedlings that become infected can be killed. Plants that survive pink root become stunted and undersized and therefore not marketable. [1]
Schefflera / ˈ ʃ ɛ f l ər ə / [1] is a genus of flowering plants in the family Araliaceae with 13 species native to New Zealand and some Pacific islands. [2]The genus is named in honor of Johann Peter Ernst von Scheffler [], physician and botanist of Gdańsk, and later of Warsaw, who contributed plants to Gottfried Reyger [] for Reyger's book, Tentamen Florae Gedanensis.
Dudleya viscida is a rare succulent plant known by common name as the sticky liveforever, sticky dudleya or the San Juan stylophyllum. It is endemic to California, where it is found on rocky slopes. It is unique among the genus Dudleya in that it has sticky, fragrant leaves, a trait only shared with Dudleya anomala.
Its leaves are oblong, up to 45 cm long and 19 cm wide, with a pointed tip. They are glossy on the upper side, and densely rusty-hairy underneath. They grow clustered in spirals at the end of stalks up to 1 m long.
Leaf spots can vary in size, shape, and color depending on the age and type of the cause or pathogen. Plants, shrubs and trees are weakened by the spots on the leaves as they reduce available foliar space for photosynthesis. Other forms of leaf spot diseases include leaf rust, downy mildew and blights. [4]
A sundew with a leaf bent around a fly trapped by mucilage. Mucilage is a thick gluey substance produced by nearly all plants and some microorganisms.These microorganisms include protists which use it for their locomotion, with the direction of their movement always opposite to that of the secretion of mucilage. [1]
Fruits. It is an evergreen shrub growing to 8–9 m tall, free-standing, or clinging to the trunks of other trees as an epiphyte.The leaves are palmately compound, with 7–9 leaflets, the leaflets 9–20 cm long and 4–10 cm broad (though often smaller in cultivation) with a wedge-shaped base, entire margin, and an obtuse or acute apex, sometimes emarginate.
Triodia pungens stem showing resin coating and accumulation in leaf axils Spinifex (Triodia) plant. Spinifex resin is a gum coating of some species of spinifex grasses. This sticky resin was traditionally used as an adhesive in tool making by Aboriginal Australians. Many species of spinifex are extremely resinous, to the extent that resin may ...