Keywords: The Oak (Marshall Ward) Fig 2.jpg en Fig 2 ” Sections of acorns in three planes at right angles to one another A transverse B longitudinal in the plane of the cotyledons l ; C longitudinal across the plane of the cotyledons ; c cotyledons ; t testa ; p pericarp ; s scar and ; r radicle ; pl plumule The radicle plumule and cotyledons together constitute the embryo The embryonic tissue is at ; r and pl The dots in A and the delicate veins in E and C are the vascular bundles 1892 The Oak A Popular Introduction to Forest-Botany H Marshall Ward PD-old-100 The Oak Marshall Ward Acorns |