Secondary phloem

thank you! M.

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... "What is the difference in the formation of primary xylem and phloem versus secondary xylem and phloem?" What I put/am thinking, is that primary x&p is formed ...

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The first answer to the question: Both xylem and phloem are vascular tissues found in a plant. Xylem is a tubular structure which ... also (ALFIERI, F. J., and R. F. EVERT. 1968. Seasonal development of the secondary phloem in Pinus. Am. J. Bot. 55, 518-528.) It consists of sieve cells ...

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... Oh, and for interests sake all of the above combined with the secondary phloem is commonly known as 'bark'.

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... several cell layers deep. Whereas the vascular cambium produces both secondary xylem(sapwood/heartwood) and secondary phloem(inner bark). Hope this helps :)

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