Tilia tomentosa
...that although flowers of the deciduous tree Tilia tomentosa are pollinated by honeybees, the nectar is somewhat toxic to bumblebees?
...that although <a href="./Flower" id="mwDHI" rel="mw:WikiLink" title="Flower">flowers</a> of the <a href="./Deciduous" id="mwDHM" rel="mw:WikiLink" title="Deciduous">deciduous</a> <a href="./Tree" id="mwDHQ" rel="mw:WikiLink" title="Tree">tree</a> <i id="mwDHU"><b id="mwDHY"><a href="./Tilia_tomentosa" id="mwDHc" rel="mw:WikiLink" title="Tilia tomentosa">Tilia tomentosa</a></b></i> <i id="mwDHg">(pictured)</i> are <a href="./Pollination" id="mwDHk" rel="mw:WikiLink" title="Pollination">pollinated</a> by <a href="./Honey_bee" id="mwDHo" rel="mw:WikiLink" title="Honey bee">honeybees</a>, the <a href="./Nectar" id="mwDHs" rel="mw:WikiLink" title="Nectar">nectar</a> is somewhat toxic to <a href="./Bumblebee" id="mwDHw" rel="mw:WikiLink" title="Bumblebee">bumblebees</a>?