That was not a stupid question. If I'm thinking what you are talking about, it's a different coupler that goes between the camera body and the reversed lens. I'm sure there are less fancy ones than this one...
I use the plastic fantastic for reverse macro coupling.
Check these out for reversed 50 shots:
From my experience, I couldn't get enough umph from 8 x 4ftT8 fluorescent cage bulbs. Hibiscus really needs a blast of light, from multiple angles including the top if you are to have it grow exclusively in the cage.
Best of luck,
Silkworrms that are fed exclusively on silkworm chow (pulverized mulberry leaves) everyday or so; develop white opaque cocoons. I've only seen transparent cocoons id I hadn't fed them as regularly as I should.
Once they start spinning, the process may take 24 hours to fully complete spinning...