OBSERVATIONS ON THE STATE FLORA. 407 



Riccia bischoffii, Hubbn. Rockland Co. : C. F. Austin. "Frond solid, 

 orbicular (or by abortion semicircular) £'— 1' in diameter, ciucrous 

 green, naked and sometimes purple underneath ; laciniae obcordate or 

 obcordate-oblong, depressed-canaliculate, the margins thickish and 

 somewhat ascending, ciliate ; the upper surface minutely cavernous 

 or pitted ; sporangia aggregated near the middle of the laciniae. A 

 rather variable species, probably including both R. palmata and R. 

 tiimida, Lindlet." C. F. Austin. 



Jungermannia infiata, Huds. Wet rocks. Common, Stems slender, erect 

 or ascending, ^'— 1' long; leaves deeply concave, suborbicular, bifid, 

 the lobes obtuse ; perianth terminal. It sometimes forms dark olive 

 green or blackish patches several feet in extent. 



Jungermannia taylori, Hook. Mt. Marcy. 



Jungermannia sphacellata, Gies. Rocks on mountains. Mount Whiteface. 

 Sterile. Stems simple or fastigiately branched, 1'— 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 black- 

 ish patches on dry rocks in alpine regions. 



Jungermannia obtusifolia, Hook. Adirondack Mts. A small form, differ- 

 ing from the ordinary one only in size. 



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



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



Radula obco?iica } Sulliv. Base of trees; Helderberg Mts. 



NEW STATIONS OP RARE PLANTS — REMARKABLE STATIONS OP COMMON 

 ONES — NOTABLE VARIETIES AND OBSERVATIONS. 



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

 S. Tenney. A white flowered variety near Crown Point : G. T. 

 Stevens. Also near Schenectady. 



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



Nymphcea tuberosa, Paine. This is the Nymphcea of Niagara river. 

 Nymphaa odorata, the species of Schuyler and other lakes of Herki. 

 mer 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 N. tuberosa, has " tuberiferous " rhizomes : Gr. W. C. 



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



ENSON. 



Hypericum ellipticam, Hook. 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, Sibtii. New-York Island, 1866 : W. W. Denslow, 



T. F. Allen. 

 Sagina procumbens, 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, Rens. Co., 1867 : E. C. Howe. 

 Pyrus coronaria, L. Near Port Jervis : C. F. Austin. 

 Rosa setigera, Michx. Newark, 1867 : E. L. Hankenson. 



