Table 1.
Understory vegetation soil indicator species from research plots on the Clatse and Neekas rivers, B.C. Species are separated into nitrogen-rich soil and nitrogen-poor soil indicator categories based on data by Klinka et al. [29].
| Nitrogen-rich soil indicator species | Nitrogen-poor soil indicator species | ||
| Alnus rubra | Ribes bracteosum | Blechnum spicant | Vaccinium alaskaense |
| Athyrium filix-femina | Rubus parviflorus | Clintonia uniflora | Vaccinium ovalifolium |
| Gymnocarpium dryopteris | Rubus spectabilis | Coptis aspleniifolia | Vaccinium parvifolium |
| Heracleum lanatum | Sambucus racemosa | Cornus canadensis | |
| Lonicera involucrata | Smilacina stellata | Gaultheria shallon | |
| Lysichitum americanum | Streptopus amplexifolius | Listera cordata | |
| Maianthemum dilatatum | Streptopus roseus | Luzula multiflora | |
| Malnus fusca | Thelypteris phegopteris | Lycopodium clavatum | |
| Oplopanax horridus | Tiarella trifoliata | Menziesia ferruginea | |
| Picea sitchensis | Urtica dioica | Rubus pedatus | |
| Polystichum munitum | Viola glabella | Sorbus sitchensis | |