Leptopteris
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- Gametophytes of Homosporous Ferns B
- The Fossil Osmundales (Royal Ferns)&Mdash
- Leptopteris Hymenophylloides
- A Linear Sequence of Extant Families and Genera of Lycophytes and Ferns
- ~Gazine American Horticultural Society
- Flora of New Zealand Ferns and Lycophytes
- A New Specimen of Millerocaulis (Osmundales: Osmundaceae) from the Cerro Negro Formation (Lower Cretaceous), Antarctica