This is what I think you have:
This is where I got the pic from - you should skim around the whole blog: aquariumalgae.blogspot.com
I think you have fuzzy algae on your Sword in the picture. I think it's there because the Sword isn't growing at full capacity. From what I've read, there must be a balance between all elements of your aquatic environment - enough light, nutrients for that level of light, and on... If you can clear up the problem creating the algae, the plant will grow better and out-perform the algae, which will go away. Check out the aquariumalgae.blogspot.com.