Unformatted text preview: The meristem is divided into functionalzones. The central zone contains the stem cells, the peripheral zone contains cells that will give rise to leaves. SAM: shoot apical meristem AB: axillary bud Shoot meristem organization CZ: r;*nlr*l t_r":n*:, contains stem cells to replenish PZ and RZ, maintains integrity of CZ PZ: Ss*riSsk*r aI,,_tsn*, contains cells that give rise to new lateral organs (leaves, side shoots) RZ: ri?s t-rtrz*, give rises to central tissues of the stem Functional subdivision 2...
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- Fall '09