Web28 apr. 2024 · Phloem is the complex tissue, which acts as a transport system for soluble organic compounds within vascular plants. The phloem is made up of living tissue, which uses turgor pressure and energy in the … Web27 jul. 2024 · There isn’t nearly as much phloem as xylem in a woody plant. Phloem isn’t produced as rapidly as xylem, and is crushed between the vascular and cork cambium layers, so we don’t see annual rings in phloem. Watch this video for a look at what makes up bark (2:38) Review questions Describe the origin of annual rings.
Plant Development II: Primary and Secondary Growth
Webprimary; procambium From which type of tissue does the primary phloem originate and what is its meristem of origin? primary; ground meristem From which type of tissue does the cortex originate and what is its meristem of origin? secondary; vascular cambium From which type of tissue do vessel elements originate and what is its meristem of origin? WebCork cambium of woody stem ( Tilia ). It is different from the main vascular cambium, which is the ring between the wood ( xylem) on the inside (top) and the red bast ( phloem) outside it. Cork cambium (pl. cambia or … derrick curry
Ch. 6: Stems Flashcards Quizlet
Web24 jan. 2024 · The primary and the secondary phloem gets gradually crushed due to the continued formation and accumulation of secondary xylem. The primary xylem, however, remains intact near the centre. At some places, the cambium forms a narrow band of parenchyma, which passes through the secondary xylem and secondary phloem in the … WebIn woody plants, a vascular system of secondary vascular tissue develops from a lateral meristem called the vascular cambium (Figure 8). The vascular cambium, which produces xylem and phloem cells, originates … WebIn woody plants, protective tissues called periderm replace the epidermis in older regions of stems and roots Trichomes are outgrowths of the shoot epidermis and can help with insect defense ©... chrysalis 40