cyphesis/data/deeds/plants/seed.xml

<atlas>
    <map>
        <map name="attributes">
            <map name="biomass">
                <float name="default">0.05</float>
                <string name="visibility">public</string>
            </map>
            <map name="germinates">
                <string name="default">plant</string>
                <string name="visibility">public</string>
            </map>
            <map name="density">
                <float name="default">600</float>
                <string name="visibility">public</string>
            </map>
        </map>
        <string name="id">seed</string>
        <string name="objtype">class</string>
        <string name="parent">thing</string>
        <map name="script">
            <string name="language">python</string>
            <string name="name">world.objects.plants.seeds.Seed.Seed</string>
        </map>
    </map>
</atlas>