Pollen germination and pollen tube growth in peach flowers pollinated by <i>A</i>. <i>mellifera</i> and <i>B</i>. <i>patagiatus</i> under greenhouse conditions.

<p>Peach flower visited by (A) <i>B</i>. <i>patagiatus</i> and (B) <i>A</i>. <i>mellifera</i>. Pollen grain germination on peach stigma of flower pollinated by (C) <i>B</i>. <i>patagiatus</i> and (D) <i>A</i>. <i>mellifera</i>. Pollen tubes (white arrowheads) growth in style of peach flower pollinated by (E) <i>B</i>. <i>patagiatus</i> and (F) <i>A</i>. <i>mellifera</i>. (G) pollen tube (white arrowhead) penetrating ovule of peach flower 7 days after pollination by <i>B</i>. <i>patagiatus</i>. (H) ovule of peach flower 7 days after pollination by <i>A</i>. <i>mellifera</i>. All scale bars = 50 μm.