<a1:Trees id="ref-1" xmlns:a1="http://schemas.microsoft.com/clr/nsassem/WindowsApplication1/WindowsApplication1%2C%20Version%3D1.0.1371.25836%2C%20Culture%3Dneutral%2C%20PublicKeyToken%3Dnull">

<_Name id="ref-3">Oak</_Name>

<_Color xsi:null="1"/>

<_Circumference>0</_Circumference>

<_height>0</_height>

</a1:Trees>

The floating point variable is stored like this and referenced as a float:

<xsd:float id="ref-1">

<m_value>1.552255</m_value>

</xsd:float>