APPENDIX. 29 



Order 14. ROSALES. 



Family i. Podosteniaceae Lindl. 



Podostemon Ccratophyllum Michx. River-weed. Delaware river near Point Pleas- 

 ant; Nockaniixon, Dr. Linnaeus Fussel. 



Family 2. Crassulaceae DC. 



Sedum roseum (L.) Scop. Roseroot. Nockamixon rocks, Dr. T. C. Porter. 



Sedum Telephium L. Live-forever. In fields and meadows. 



Sedum acre L. Wall-pepper. Stonecrop. Along roadsides. 



Sedum ternatum Michx. Wild Stonecrop. Buckingham mountain, L C. Martindale. 



Family 3. Penthoraceae Rydb. 

 Penthorum sedoides L. Virginia Stonecrop. In ditches and swamps. 



Family 4. Parnassiaceae Dumort. 

 Parnassia Caroliniana Michx. Carolina Grass-of-Parnassus. In the county, (P. Fl.). 



Family 5. Saxifragaceae Dumort. 



Saxifraga Pennsylvanica L. Swamp Saxifrage. In swamps. 



Saxifraga Virginiensis Michx. Early Saxifrage. On dry hillsides. 



Heuchera Americana L., Alum-root. On dry banks. 



Mitella diphylla L. Bishop's Cap. Rockhill; New Hope, Dr. E. Newlin Williams; 



along the Delaware. 

 Chrysosplenium Americanum Schwein. Golden Saxifrage. In wet, shaded places, 



rare. 



Family 6. Hydrangeaceae Dumort. 



Hydrangea arborescens L. Wild Hydrangea. Banks of the Delaware, and the larger 

 streams. 



Family 7. Grossulariaceae Dumort. 



Ribes Uva-crispi L. Garden Gooseberry. Sellersville. 



Ribes rotundifolium Michx. Eastern Wild Gooseberry. Nockamixon; Haycock. 

 Ribes rubrum L. Red Currant. Nockamixon; Haycock, Dr. E. Newlin Williams. 

 Ribes floridum L'Her. Wild Black Currant. In woods and thickets. 



Family 8. Hamamelidaccae Lindl. 



Hamamelis Virginiana L. Witch-Hazel. In woods. 



Liquidambar Styraciflua L. Sweet Gum. Lower Delaware, I. C. Martindale; Wood- 

 bourne. 



Family 9. Platanaceae Lindl. 



Platanus occidentalis L. Button-wood. Sycamore. Along streams. 



