[...there's a look of depression as she realizes that even Elliot knows the language of flowers but she doesn't. But it quickly goes as he brain starts moving again...]

Oh! Then maybe that's why he said he wrote it!

[Lightbulb going on over her head now.]

Maybe he was just embarrassed. Elliot says a lot of things he doesn't mean.

[In her case, he probably meant most of them, but she knows he's still a kind, gentle guy even so.]