| Answer | Crossword Clue |
|---|---|
| auxanometers | AUXANOMETER, an instrument for measuring growth of plants |
| auxanometer | an instrument for measuring growth of plants |
| crescograph | an instrument for measuring the growth of plants |
| crescographs | CRESCOGRAPH, an instrument for measuring the growth of plants |
| potometer | an instrument measuring the rate at which plants absorb water |
| potometers | POTOMETER, an instrument measuring the rate at which plants absorb water |
