Pteridophyta Diversity and Sorus Variation in The Pasmah Riverbank Central Bengkulu

Pteridophyta plants as plant communities in biodiversity have important ecological functions rivers and human life. One of the habitats for ferns upper reaches river Bengkulu is Pasmah River. The River a source water people its surroundings. To maximize role river, it necessary to make an inventory around one which ferns. This study aims determine diversity types variations pteridophyta sorus. A sampling was carried out on banks River, Central Bengkulu. Purposive used this pinpoint location, cruising (cruise method) collect sample data. results showed that there were 15 where 12 found with sorus, 6 round, 4 elongated, 1 line, strobili 3 species had no