Von Holle et al., APPENDIX

FIGURE LEGENDS

Fig. 1Nonmetric multidimensional scaling of native pine-oak stands (white circles) and paired Robiniastands (gray triangles) and former Robiniastands (black dots). The two-dimensional solution had a final stress value of 14.22, and a final instability of 0.0063.Increases in axis one and decreases in axis two of the NMDS were associated with increases in nitrate and potassium levels in the soil. Increases in axis one were also associated with increased total soil N.

Fig. 1

Table 1. A list of the 147 species found in each of the three stand types, Robinia (R), Former Robinia, (FR), and pine oak (PO).

Species / R / FR / PO / Species / R / FR / PO
Acerplatanoides / X / Dicanthelium sp. / X / X
Acer rubrum / X / X / Elaeagnusumbellata / X
Achilleamillefolium / X / Elytrigiarepens / X / X
Agrostishyemalis / X / X / Epigaearepens / X
Agrostisperennans / X / X / X / Euphorbiacyparissias / X
Ailanthusaltissima / X / X / Festuca rubra / X / X
Alliariapetiolata / X / X / Fragaria virginiana / X / X
Alliumvineale / X / Galium aparine / X / X
Ambrosiaartemisiifolia / X / Gaultheria procumbens / X
Amelanchierarborea / X / X / Gaylussacia baccata / X / X
Amelanchiercanadensis / X / X / X / Gaylussacia frondosa / X
Anthoxanthumodoratum / X / X / X / Geum canadense / X
Aralianudicaulis / X / X / Hedera helix / X / X / X
Arctostaphylosuva-ursi / X / X / X / Hieracium caespitosum / X
Aroniaarbutifolia / X / X / Holcus lanatus / X / X / X
Aroniamelanocarpa / X / Humulus lupulus / X / X
Asclepiasexaltata / X / Hypericum perforatum / X / X
Asclepiassyriaca / X / Hypochaeris radicata / X / X
Asterpatens / X / X / Ilex opaca / X / X
Aster undulatus / X / Ilex verticillata / X / X
Aster sp. / X / Juncus tenuis / X / X
Berberisthunbergii / X / Juniperus virginiana / X / X / X
Berberisvulgaris / X / Lactuca canadensis / X / X
Brassicajuncea / X / X / Lechea intermedia / X
Calystegiasepium / X / Leonurus cardiaca / X / X
Carexdigitalis / X / Ligustrum vulgare / X / X / X
Carexlongii / X / Lonicera japonica / X / X / X
Carexpensylvanica / X / X / X / Lonicera morrowii / X / X / X
Carexrugosperma / X / Lonicera tatarica / X
Carexswanii / X / X / Luzula multiflora / X
Carex sp. / X / Luzula sp. / X
Caryaglabra / X / Maianthemum canadense / X / X / X
Celastrusorbiculatus / X / X / X / Malus pumila / X
Chimaphilamaculata / X / X / Melampyrum lineare / X / X / X
Cichoriumintybus / X / Monotropa uniflora / X
Circaealutetiana / X / X / Myrica pensylvanica / X / X / X
Clematisterniflora / X / Oxalis stricta / X / X
Comptoniaperegrina / X / X / Panicum clandestinum / X / X
Convolvulusarvensis / X / X / Panicum sp. / X
Convallariamajalis / X / X / Parthenocissus quinquefolia / X / X / X
Crataegus sp. / X / Picea sp. / X
Cypripediumacaule / X / Pinus rigida / X / X / X
Danthoniaspicata / X / X / Pinus strobus / X
Dennstaedtiapunctilobula / X / Poa compressa / X / X
Deschampsiaflexuosa / X / X / X / Poa pratensis / X / X

Table 1, Continued.

Species / R / FR / PO / Species / R / FR / PO
Polygonatum biflorum / X / Scrophularia nodosa / X
Populus alba / X / Sedum telephium / X
Populus grandidentata / X / Smilax glauca / X / X
Prunus maritima / X / X / X / Smilax rotundifolia / X / X / X
Prunus serotina / X / X / X / Solanum dulcamara / X
Pteridium aquilinum / X / Solidago odora / X
Pyrola rotundifolia / X / Solidago rugosa / X / X
Quercus alba / X / X / X / Stellaria media / X / X
Quercus ilicifolia / X / X / X / Syringa vulgaris / X
Quercus robur / X / X / Thalictrum revolutum / X / X
Quercus prinus / X / Taraxacum officinale / X
Quercus velutina / X / X / X / Toxicodendron radicans / X / X / X
Rhus copallinum / X / Tradescantia ohiensis / X
Ribes hirtellum / X / X / Trientalis borealis / X / X / X
Robinia pseudoacacia / X / X / X / Uvularia sessilifolia / X
Rosa carolina / X / X / Vaccinium angustifolium / X / X / X
Rosa multiflora / X / X / Vaccinium corymbosum / X / X / X
Rosa rugosa / X / Vaccinium pallidum / X
Rosa virginiana / X / X / Verbascum thapsus / X
Rubus allegheniensis / X / X / Viburnum dentatum / X / X / X
Rubus flagellaris / X / X / X / Viburnum nudum / X / X
Rubus hispidus / X / X / Vicia sativa / X
Rubus occidentalis / X / X / Viola sp. / X
Rubus recurvicaulis / X / X / X / Vitis aestivalis / X
Rumex acetosella / X / X / Vitis labrusca / X / X
Rumex crispus / X / Vitis vulpina / X
Saponaria officinalis / X / X
Schizachyrium scoparium / X / X / X