Phloem (/ˈfloʊ.əm/, FLOH-əm) is the living tissue in vascular plants that transports the soluble organic compounds made during photosynthesis and known...
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Sap (redirect from Phloem sap)
is a fluid transported in xylem cells (vessel elements or tracheids) or phloem sieve tube elements of a plant. These cells transport water and nutrients...
10 KB (1,061 words) - 14:40, 17 May 2024
the plant. Two kinds of vascular tissue occur in plants: xylem and phloem. Phloem and xylem are closely associated with one another and are typically...
24 KB (2,003 words) - 05:15, 19 May 2024
Phloem loading is the process of loading carbon into the phloem for transport to different 'sinks' in a plant. Sinks include metabolism, growth, storage...
6 KB (768 words) - 15:42, 23 October 2022
vascular plants. The primary components of vascular tissue are the xylem and phloem. These two tissues transport fluid and nutrients internally. There are also...
4 KB (459 words) - 22:53, 31 March 2024
dissolved substances between the roots and the shoots in the xylem and phloem, photosynthesis takes place here, stores nutrients, and produces new living...
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Tissue (biology) (section Phloem)
arise out of the vascular cambium. Phloem consists of: Sieve tube Companion cell Phloem fiber Phloem parenchyma. Phloem is an equally important plant tissue...
24 KB (3,023 words) - 08:48, 16 May 2024
the Sternorrhyncha and a number of Auchenorrhynchan groups feed on phloem. Phloem feeding is common in the Fulgoromorpha, most Cicadellidae and in the...
64 KB (6,449 words) - 11:57, 8 May 2024
Cork cambium (redirect from Phloem sheath)
epidermis. It is one of the many layers of bark, between the cork and primary phloem. The cork cambium is a lateral meristem and is responsible for secondary...
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Plant cell (section Phloem)
support to photosynthesis (mesophyll cells) and phloem loading (transfer cells). Apart from the xylem and phloem in their vascular bundles, leaves are composed...
19 KB (2,224 words) - 04:45, 3 January 2024
transport itself happens in the stem, which exists in two forms: xylem and phloem. Both these tissues are present in a vascular bundle, which in addition...
4 KB (344 words) - 02:23, 11 November 2023
Sieve elements are specialized cells that are important for the function of phloem, which is a highly organized tissue that transports organic compounds made...
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Ascent of sap (section Phloem structure)
phloem is the living portion of the vascular system of a plant, and serves to move sugars and photosynthate from source cells to sink cells. Phloem tissue...
11 KB (1,617 words) - 16:14, 22 January 2024
Citrus greening disease (redirect from Citrus Vein Phloem Degeneration)
acquired and transmitted by the insects. The causative agents are fastidious phloem-restricted, Gram-negative bacteria in the gracilicutes clade. The Asian...
38 KB (4,138 words) - 04:17, 20 May 2024
Bark bread is a traditional food made with cambium (phloem) flour. It has a history of use as famine food. Bark bread seems to be a primarily Scandinavian...
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Elm yellows (redirect from Elm phloem necrosis)
spread by leafhoppers or by root grafts. Elm yellows, also known as elm phloem necrosis, is very aggressive, with no known cure. Elm yellows occurs in...
7 KB (770 words) - 04:43, 5 March 2024
rapidly to produce secondary xylem to the inside and secondary phloem to the outside. Phloem is a nutrient-conducting tissue composed of sieve tubes or sieve...
29 KB (3,450 words) - 05:08, 10 April 2024
plants. It produces secondary xylem inwards, towards the pith, and secondary phloem outwards, towards the bark. In herbaceous plants, it occurs in the vascular...
8 KB (945 words) - 10:34, 24 April 2024
roots. The trunk consists of five main parts: The outer bark, inner bark (phloem), cambium, sapwood (live xylem), and heartwood (dead xylem). From the outside...
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pressure, in the phloem. Movement of phloem sap occurs by bulk flow (mass flow) from sugar sources to sugar sinks. The movement in phloem is bidirectional...
9 KB (1,297 words) - 01:55, 14 January 2021
This consisted of a cylindrical strand of xylem, surrounded by a region of phloem. Around the vascular tissue there might have been an endodermis that regulated...
7 KB (926 words) - 10:18, 18 May 2024
Secondary phloem and secondary xylem were seen distinctly. Secondary phloem had fairly wide rays, dense masses of phloem fibers and radial rows of phloem elements...
10 KB (991 words) - 02:51, 27 July 2023
of the two types of transport tissue in vascular plants, the other being phloem. The basic function of the xylem is to transport water from roots to stems...
54 KB (6,747 words) - 11:00, 14 March 2024
pattern of a single vascular cambium producing xylem to the inside and phloem to the outside as in ancestral lignophytes. Some dicots have anomalous secondary...
6 KB (690 words) - 12:02, 18 March 2023
Bast fibre (also called phloem fibre or skin fibre) is plant fibre collected from the phloem (the "inner bark", sometimes called "skin") or bast surrounding...
7 KB (628 words) - 23:33, 14 May 2024
tissues xylem and phloem. They include mosses, liverworts and hornworts. Pteridophytic vascular plants with true xylem and phloem that reproduced by...
136 KB (14,353 words) - 22:02, 8 May 2024
Mass flow (life sciences) (section Phloem)
be applied to the transport of larger solutes (e.g. sucrose) through the phloem. According to cohesion-tension theory, water transport in xylem relies upon...
3 KB (419 words) - 01:22, 14 September 2023
Elm (section Elm phloem necrosis)
is caused by phytoplasmas that infect the phloem (inner bark) of the tree. Infection and death of the phloem effectively girdles the tree and stops the...
73 KB (8,374 words) - 21:13, 17 May 2024
Sugar accumulation, as it relates to autoradiography, can described the phloem-loading strategy used in a plant. For example, if sugars accumulate in the...
13 KB (1,580 words) - 10:24, 17 March 2023
removal or injury of the bark (consisting of cork cambium or "phellogen", phloem, cambium and sometimes also the xylem) of a branch or trunk of a woody plant...
12 KB (1,459 words) - 07:15, 25 April 2024