Answer:

stem

Answer	Crossword Clue
STEM	Derive from
STEM	Bud supporter
STEM	Flower holder

STEM	Pipe part
STEM	Stern's other end?
STEM	Watch part
STEM	Wine glass feature
STEM	Wine glass part
STEM	Bloom supporter
STEM	Check
STEM	Plant growth

STEM	Plant prop
STEM	Rose supporter
STEM	Stern opposite
STEM	Stop the flow
STEM	Tomba maneuver
STEM	Wine-glass feature
STEM	Arrest
STEM	Glass part

STEM	Pansy prop
STEM	Part of a champagne glass
STEM	Plant stalk
STEM	Santa .., CA
STEM	.... cell research
STEM	Part of the pot that doesn't go in the bowl?
STEM	Goblet feature
STEM	Hold back, as a tide

STEM	Watch winder
STEM	Wineglass part
STEM	Meerschaum part
STEM	Check, as a tide
STEM	Grip for a goblet
STEM	Peduncle
STEM	Be derived
STEM	Originate

STEM	Stop, as a tide
STEM	Goblet part
STEM	Portion of the brain
STEM	Banana top
STEM	Brain part