120 Rhodora [July 



Viola Brittoniana X emarginata nora. nov. V. emarginata X 

 scptemloba Brainerd, Rhodora 8: 53. 1906.— One of the oddest 

 of violet hybrids, growing in dense matted clumps and showing a 

 great diversity in leaf outline. (Plate 71.) Hyattsville, May 7, 

 1905 (No. 083), June 4, and Sept. 25, 1905 (No. 937). 



Viola Brittoniana X sagittata nom. nov. V. sagittata X sep- 

 lemloba Brainerd, 1. c. 51, pi. GO, a & b. — Riverdale, May 1, 1905 

 (No. 639, type), and June 8, 1905 (No. 989). 



Viola cucullata X emaugixata Brainerd, Rhodora 8: 53. 

 1906. Hyattsville, Sept. 25, 1905 (No. 1637). 



Viola emarginata X fimuriatula Brainerd, Rhodora 8: 57. 

 1906. Woodridge (Near District Line), June 15, 1905 (No. 649, in 

 part). 



Viola emarginata X papilionacea hyb. nov. Early leaves tri- 

 angular, cucullate, cordate, glabrous, very small; flowers small, pale 

 purplish-blue, about 1 cm. broad, with dark blue center and con- 

 spicuous purple veins; later leaves large, triangular, truncate or 

 shallowly cordate, pale green, margins crenate-serrate toward the 

 apex, deeply dentate or cut-tootiied at the base, capsules about 6 mm. 

 long or less on ascending peduncles, abortive, those from the petali- 

 ferous flowers apparently never develoi)ing. — Takoma Park, July 30, 



1904 (No. 141), Aug. 25, 1904 (No. 334, type), Apr. 23, 1905 (No. 

 606), Oct. 4, 1905 (No. 1645). 



Viola emarginata X sagittata Brainerd, Rhodora 8: 58. 

 1906.— North Takoma (Nos. 140, 142, 905); Hyattsville (Nos. 

 1()38, 1647); Glen ("arlyn, Va. (No. 1047). 



Viola emarginata X villosa hyb. nov. Leaves with the general 

 outline of V. emarginata but smaller, shallowly lobed or toothed at 

 the base, pubescent above with the conspicuous whitish hairs of I'. 

 villom. Growing with both of these species at Takoma Park, May 

 2, 1905 (No. 646, type). 



Viola fimbriatula X papilionacea Brainerd, Rhodora 8: 54. 

 1906. r. ftmhriatnla aherrans Stone, Proc. Phila. Acad. 1903: 683. 

 pi. 37. f. 4-6. 1903.— Riverdale, Sept. 26, 1904 (No. 538), Sept. 25, 



1905 (No. 1008); Darlecarlia Reservoir, June 17, 1905 (No. 1026, 

 1027). 



Viola fimbriatula X sagittata Brainerd,, Rhodora 8: 57. 

 1906. — The most abundant violet hybrid of this vicinity and occur- 

 ring almost everywhere that the two species, V. fimbriatula and V . 



