| Answer | Crossword Clue |
|---|---|
| pulvini | PULVINUS, swelling at the base of a leaf |
| pulvinus | swelling at the base of a leaf |
| pulvini | a swelling at the base of a petiole or petiolule |
| apophyses | A swelling at the base of the sporangium in some mosses |
| apophysis | A swelling at the base of the sporangium in some mosses |
| callose | (in grasses) a tough swelling at the base of a lemma or palea |
