|
Australian ferns & fern allies |
Key ex Copeland 1949, Philip. J. Sci. 78:27.
| 1a. | Frond 3-4 times pinnate | 2 |
| Frond bipinnate | H. archboldii | |
| 2a. | Rachis smooth to rough, not muricate | 3 |
| Rachis spinescent | H. papuana | |
| 3a. | Axes reddish | 4 |
| Axes stramineus or buff | 5 | |
| 4a. | Axes hairy beneath | H. punctata |
| Axes +/- naked beneath | H. bamleriana | |
| 5a. | Sori abundant | H. tenuifolia |
| Sori few and one side of pinnules | H. grandifolia |
