OBSERVATIONS ON THE STATE FLORA. 163 



Riccia bisckoffii, Huben. Eockland Co.: C. F. Austin. " Frond solid, orbicular 

 (or by abortion semicircular) 6"-l' in diameter, cinereous green, naked and 

 sometimes purple underneath; lacinite obeordate or obcordate-obloug, 

 depressed-canaliculate, the margins thickish and somewhat ascending, 

 ciliate; the upper surface minutely cavernous or pitted; sporangia aggre- 

 gated near the middle of the lacinite. A rather variable species, probably 

 including j^oth R. palmata and R. tumida, Lindley." C. F. Austin. 



Jungermannia inflata, HuDS. Wet rocks. Common, stems slender, erect or 

 ascending, 6''-!' long; leaves deeply concave, suborbicnlar, bitid, the lobes 

 obtuse; perianth terminal. It sometimes forms dark olive green or 

 blackish patches several feet in extent. 



Jungermannia taylori. Hook. Mt. Marcy. 



Jungermannia sj)Jiacellata. Gies. Rocks on mountains. Mount Whiteface. 

 Sterile. Stems simple or fastigiately branched, l'-2' long; leaves concave, 

 orbicular, clasping at the base, with a shallow but acute sinus at the apex, 

 lobes obtuse. It forms dense, dark green or blackish patches on dry rocks 

 in alj)ine regions. 



Jungermannia obtusifolia, Hook. Adirondack Mts. A small form, difleiing 

 from the ordinary one only in size. 



Frullania aeolotis, Nees. Damp shaded rocks; Sand Lake. 



Lejunia clypeata, Schwein. Rockland Co.: C. F. Austin. 



Radula obconica, Sullfv. Base of trees; Helderberg Mts. 



NEW STATIONS OF RARE PLANTS— REMARKABLE STATIONS OF COMMON ONES— NOTABLE 



VARIETIES AND OBSERVATIONS. 



Aquilegia canadensis, L. A variety with yellow flowers, near Poughkeepsie: 



S. Tennet. a white flowered variety near Crown Point: G. T. Stevens. 



Also near Schenectady. 

 Hydrastis canadensis, L. Orange Co.: C. F. Austin. 

 JSfymjjhoea tuierosa, Paine. This is the Nymphcea of Niagara river. ISfymphcea 



odorata, the species of Schuyler and other lakes of Herkimer and Otsego 



counties is very variable in the size of the leaf and flower; and a clear 



form of the var. minor is in Summit lake. This, like the JSf. tuberosa, has 



" tuberiferous " rhizomes: G. W. C. 

 Sisymbrium thaliana, Gaud. Newark, Wayne Co., 1867: E. L. Hankenson. 

 Hypericum eUip(icum,}iooK.' Luzerne, Warren Co., 1867. An unusual form 



with sepals and petals, sometimes four: G. W. C. 

 Vaccaria vulgaris, Host. Albany, 1867: G. W. C. Newark, 1867: E. L. 



Hankenson. 

 Lychnis vespertina, Sibth. New York Island, 1866. W. W. Denslow, T. F. 



Allen. 

 Sagina procwmbens, L. Utica; abundant in the pavements of Whitesboro and 



Liberty streets, 1866. G. W. C. 

 Medicago sativa, L. Albany; grounds about the Reservoir. Eradicated with 



difficulty: H. Martin. 

 Lespedeza stuvei, Nutt. Poestenkill, Reus. Co., 1867: E. C. Howe. 



