Severus blinked at the addition of Pomona.
His...apprentice(?), shrugged. "She insisted on joining."
"Honestly, you two, please explain why neither of you thought to consult Hogwart's Master Herbologist, when inventing a new potion?"
"Professor Snape is inventing a potion, I'm trying to invent a new delivery method."
Pamona nodded, "in case one is too injured to treat themselves, yes, you said."
Severus raised a brow in surprise. "She has said nothing of the sort to me?"
Pomona snorted. "She's learned a lot from you Severus, least of all how to hide the best of herself."
"Hey!"