Put template:

<VegBIEN>

    <_simplifyPath id="-1">

        <next>parent_id</next>

        <path>

            <location>

                <locationevent>

                    <taxonoccurrence>

                        <aggregateoccurrence>

                            <plantobservation>

                                <sourceaccessioncode>$stemcount_id</sourceaccessioncode>

                                <stemobservation>

                                    <authorstemcode>$stemcode</authorstemcode>

                                    <sourceaccessioncode>$stemlocation_id</sourceaccessioncode>

                                    <xposition_m>$stemxposition</xposition_m>

                                    <yposition_m>$stemyposition</yposition_m>

                                </stemobservation>

                            </plantobservation>

                        </aggregateoccurrence>

                        <sourceaccessioncode>$stemcount_id</sourceaccessioncode>

                    </taxonoccurrence>

                </locationevent>

            </location>

        </path>

    </_simplifyPath>

</VegBIEN>

Inserted 9 new rows into database