Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
"bracken" = Pteris aquatina
sword fern = Polystichum munitum
"Sedges" = rushes (Juncus sp) = large clumps.
"rye grass": Johnson grass (Holcus lanatus)
Also there in marsh:
Rumex acetocella L. (Sorrel or dock)