Alaska Catalogue and Journal, v4423
Page 489
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
P. De Benedictis 1966 Habitats + Plant Associations Meade River 2 IV STREAMS 1. Flood plain - level a) level - Carex aquatilis / Potentilla palustris / Saxifraga cernua b) sloping - Salix rotundifolia / Carex lacustris + Carex podopodae 2) Stream side - Salix pulchra / Betula 3) Aquatic - Carex aquatilis / Hippurus / (Potamageton vaginatus) / Avetophila V LAKES + PONDS 1. Lakes - open water > 1 m. deep 2. Avetophila zone - 1/3 - 1 m. H.O.Y. 3. Carex Aquatilis zone - 1/4 - 1/2 m. H.O.Y. 4. Carex aquatilis / Ranunculus paltasi zone 0.1 to 0.5+ m. H.O.Y. with Carex aquatilis 5) Carex rotundata zone - often polygonal + Carex chordorrhiza (rarely dies) 6) Carex rariflora zone - very shallow, often drying - with Carex chordorrhiza, Juncus biglumis + albesceus, luzula Wahlenbergii, aquatic dicots (e.g., Pedicularis sudebiensis + Saxa. liriculus 7) Sphagnum dykes + mounds (in drained late basins) - Sphagnum - Carex aquatilis, Saxifraga foliolosa, Salix pulchra + Atrabilolos etc. b) higher mounds - polygons - Rubus / Salix rubrifolia