| Answer | Crossword Clue |
|---|---|
| SORUS | Spore cluster of a fern |
| SORAL | Of a fern spore. |
| moonwort | A widely distributed fern with a single small frond of fan-shaped lobes and a separate spike bearing the spore-producing organs, growing typically in grassy uplands and old meadows |
| moonworts | A widely distributed fern with a single small frond of fan-shaped lobes and a separate spike bearing the spore-producing organs, growing typically in grassy uplands and old meadows |
| SORI | Spore cases on a fern. |
| SORI | Spore cases on a fern frond. |
