| Helminthostachys zeylanica | IPNI record (IK) | |
| Helminthostachys zeylanica | IPNI record (APNI) | |
| Helminthostachys zeylanica | (L.) Hook. | IPNI record (IK) |
| TAMU Image Gallery | GOOGLE (Helminthostachys zeylanica) |
| 3 IMAGES FOUND AT PLANTSYSTEMATICS.ORG: IMAGES 1 - 3: | |||||||
| Helminthostachys zeylanica | Helminthostachys zeylanica | Helminthostachys zeylanica | |||||
| NUMBER OF GENERA IN Ophioglossaceae: 4 | KEW LIST: Ophioglossaceae |
| Botrychium | Helminthostachys 3 | Ophioderma | Ophioglossum |