REPORT OF THE STATE BOTANIST FOR IQ21 55 



Agalinis purpurea (L.) Pennell, forma albiflora (Britton) comb. 



nov. 



Ger^rdia purpurea var. albiflora Britton, Torr. Club Bui. 17: 

 125. 1890 



Occasional in the salt marshes along the south side of Long Island. 



Lobelia syphilitica L., forma albiflora (Britton) comb. nov. 



Lobelia syphilitica var. albiflora Britton, 1. c. 

 On Long Island, according to Doctor Britton. 



Cirsium discolor (Muhl.) Spreng. forma albiflorum (Britton) 



comb. nov. 



Cnicus altissimus var. discolor, forma a 1 b i f 1 o r u s Britton, 

 1. c. 124 



Reported from Long Island and also from Staten Island. 



Poly gala viridescens L., forma albiflora (Millsp.) comb. nov. 

 P. sanguinea var. albiflora Millsp. Fl. W. Va. 333. 1892 

 Corollas white. Rare and local. Hempstead, Long Island. House. 



Philotria occidentals (Pursh) comb. nov. 



Serpicula verticillata angustifolia Muhl., Cat. 84. 1813 



S. occidentalis Pursh, FJL Am. Sept. 33. 1814 



Apalanthe Schweinitzii Planch. Ann. Sci. Nat. Bot. HI., 1 1 : 

 76. 1849 



Udora verticillata ? minor Engelm. in Jahrb. Wiss. Bot., 1 : 

 465. 1885, as syn. 



P. minor Small, Fl. SE. U. S. 47. 1903 



Elodea minor Farwell, Rep't Mich. Acad. Sci., 17: 181. 1916 



E. occidentalis St John, Rhodora, 22 : 27. 1920 



In New York reported only from the southeastern section of the 

 State. New York City, Torrey & Gilman; Hastings, Bicknell; 

 Long Island. Miss E. G. Knight (as cited by Rydberg). 



Rhus copallina L., var. nesophila, var. nov. 



Similar to R. copallina in general appearance. Leaflets 

 13 to 17 in number, thicker in texture, less pointed at the apex, 

 being merely acute or abruptly acuminate, smooth, somewhat shining 

 and nearly glabrous above or with a very minute and inconspicuous 

 puberulence during the early part of the season, margins chiefly 

 entire, rarely with two or three low, almost obsolete teeth ; wings of 

 the rachis very conspicuous and broad. 



Moist thickets along the margins of salt marshes near Oceanside, 

 Nassau county. House, September 20, 1917 (type). 



