In our modern society, so far removed from nature, people often make mistakes that would have been unthinkable a few centuries ago - like confusing holly and mistletoe. Both are plants, both bear tiny inedible berries, and both are used as decoration around December. Those are the only things they have in common. Somehow, people get them mixed up, usually hanging holly as mistletoe, and attempting (improperly!) to kiss beneath it.
Thus, as a public service, I'm now going to attempt to explain the differences between the two organisms in such a fashion that you never get them confused again. And, as high school science class has taught me, the best way to do so is with snappy little rhymes.
Pay attention, now.
Berries of white, kissing's alright.
There, isn't that easy?
Berries of red, used as a hedge.
Hmm... red and hedge is a debatable rhyme. Regardless, we press on!
Leaves are round, affection abounds.
Sticky and pale, gives you a rash.
Right, that one was just for fun. I can do better. Give me a chance, here.
If it acts as a vampire, kissing it will inspire.
I'm just getting started, here, folks.
White mistletoe, you're good to go.
Okay, I've got rhyme, now to work on meter... maybe if I mix it up with a limerick....
There once was a garland of red,
I think we're onto something, here.
Traditional antidote for poison
I should've worked the death of Baldur in there, somehow. Alright, how about some haiku?
Crimson berries thrive
Mistletoe drains life,
Big showstopping number!
The holly looked up t'ward the tree,
Okay, that's about as good as it's going to get, here. I hope we've all got it straight, now: