APPENDIX. 



25 



Silene antirrhina L. Sleepy Catchtly. In dry soil. 



Silene noctiflora L. Night-flowering Catchfly. Andalusia, I. C. Martindale; Near 



Silene Armeria L. Sweet William. Buckingham; Tullytown. 



Sellersville. 

 Lychnis alba Mill. White Campion. Doylcstown, Prof. A. S. Martin; Springtown, 



Mrs. O. H. Melchor; Sellersville. 

 Lychnis Flos-cuculi L. Cuckoo Flower. Morrisville, Carversville, Dr. E. Newlin 



Williams. 

 Lychnis Coronaria (L.) Desr. Mullein Pink. Carversville; Lumberville. 

 Saponaria officinalis L. Bouncing Bet. Soapwort. Roadsides. 

 Vaccaria Vaccaria (L.) Britton. Cow-herb. Sellersville. 

 Dianthus Armeria L. Deptford Pink. In fields and roadsides. 

 Dianthus barbatus L. Sweet William. In thicket at Ridge Valley. 

 Alsine uliginosa (Murr.) Britton. Marsh Chickweed. In wet meadows. 

 Alsine media L. Common Chickweed. In waste places and meadows. 

 Alsine pubera (Michx.) Britton. Great Chickweed. Quakertown, (M. C.) ; Sellers- 

 ville; Perkasie. 

 Alsine longifolia (Muhl.) Britton. Long-leaved Stitchwort. In swamps. 

 Cerastium viscosum L. Mouse-ear Chickweed. Bensalem, I. C. Martindale. 

 Cerastium vulgatum L. Larger Mouse-ear Chickweed. Common throughout. 

 Cerastium longipedunculatum Muhl. Nodding Chickweed. In moist places. 

 Cerastium arvense L. Field Chickweed. Along the Delaware south to New Hope. 

 Cerastium arvense oblongifolium (Torr.) Holl. & Britt. Long-leaved Chickweed. 



New Hope, Dr. Joseph Stokes. 

 Sagina apetala Ard. Small-flowered Pearlwort. Near Sellersville, Frank L. Bassett. 

 Arenaria serpyllifolia L. Thyme-leaved Sandwort. In dry rocky places. 

 Arenaria Michauxii (Fenz.) Hook. Rock Sandwort. On rocks near Point Pleasant, 



(M. C.) 

 Moehringia lateriflora (L.) Fenzl. Blunt-leaved Sandwort. In moist places. 

 Tissa rubra (L.) Britton. Sand Spurry. Near Perkasie. 



Anychia dichotoma Michx. Forked Chickweed. In dry woods and thickets. 

 Anychia Canadensis (L.) B. S. P. Slender Forked Chickweed. In dry woods. 

 Scleranthus annuus L. Carpet-weed. Point Pleasant; New Hope, Lahaska, Dr. E. 



Newlin Williams; Perkasie, Prof. A. C. Rutter. 



Order 11. RANALES. 

 Family i. Nyphaeaceae DC. 



Brasenia purpurea (Michx.) Casp. Water Shield. Near Bristol, I. C. Martindale. 

 Nymphaea advena Soland. Large Yellow Pond Lily. Spatter Dock. In ponds. 

 Nymphaea Kalmiana (Michx.) Sims. Small Pond Lily. Tohickon near Keelersville, 



(M. C); Warwick, I. C. Martindale. 

 Castalia odorata (Dryand) Woodv. & Wood. White Water Lily. Tohickon near 



Keelersville, (M. C); Near Bristol, I. C. Martindale. 



Family 2. Ceratophyllaceae A. Gray. 



Ceratophyllum demersum L. Hornwort. Sellersville; Penn Valley, Prof. Charles 

 S. Williamson. 



