146 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
1. Thaspium trifoliatum (L.) Gray, Man. ed. 2. 156. 1856 (as to name). 
Fie. 47. 
Thapsia trifoliata L. Sp. Pl. 1: 262. 1753. 
Smyrnium atropurpureum Desr. in Lam. Eneyl. 3: 667. 1789. 
Thaspium atropurpureum Nutt. Gen. 1: 196. 1818. 
Thaspium trifoliatum atropurpureum Torr. & Gray in Gray’s Man. ed. 2. 156. 
1856. 
Thaspium aureum atropurpureum C. & R. Bot. Gaz, 12: 136, 1887. 
Glabrous; basal leaves mostly cordate, serrate; stem leaves simply 
ternate (rarely biternate); leaflets ovate to lanceolate, rounded or taper- 
ing at base, serrate; umbels 8 to 12-rayed; rays | to 2.5 em. long; 
pedicels about 2 mm. long; flowers dark purple; fruit globose-ovoid, 
about + mm. long, all the ribs equally winged. 
Type locality, ** Virginia.” 
Rhode Island to North Carolina, west to Tennessee and Illinois. 
Specimens examined : 
PeNNsyLVANIA: Delaware County. 
Norta Carona: Melrose, Polk County, Townsend, May 17,1897; near Biltmore, 
Bilt. Herb. 1391b, May 26, 1897. 
TENNESSEE: Tazewell, Talcott, May, 1889; Knox County, Kearney, May 21, 1891; 
Socke County, Kearney, May, 1893; Post Oak Springs, Roane County, Pol- 
lard & Maxon 415, August 6, 1900. 
Kentucky: Bell County, Kearney 510, September, 1893; Harlan County, Kearney 
241, August, 1893. 
Thaspium trifoliatum aureum (Nutt.) Britton, Mem. Torr. Club 5: 240. 
1894. 
Thaspium aureum Nutt. Gen. 1: 196. 1818. 
Thaspium aureum trifoliatum C. & R. Bot. Gaz. 12: 136. 1887. 
Flowers yellow. 
Type locality not given. 
From New England to Georgia, and westward to Arkansas, Wyo- 
ming, and Oregon (7%). 
Specimens examined: 
Maryvanpb: High Island, in the Potomac, Kearney, May, 1896. 
Nortu Carouina: Linville, Aelsey, September, 1890. 
SourH Carouina: Aiken, Ravenel. 
TENNESSEE: Cocke County, Kearney 704, September 2, 1897; near Knoxville, Ruth 
428, June, 1898. 
ALABAMA! Winchell, 
Mississippi: Starkville, Phares, May, 1886. 
ARKANSAS: Salado Creek, Coville 179, July 30, 1887. 
West Virainta: Upshur County, Pollock, May, 1895. 
Kentucky: Lexington, Garman, May 21, 1892. 
Outro: Niles, Ingraham, May-July, 1891. 
Inpr1aNa: Delphi, Carroll County, Rose, July, 1892. 
Iuuinots: Near Chicago, Babcock. 
Missouri: Wright and Shannon counties, Bush, June, 1884, 1888, 1890; Tracy, 
June 21, 1885; Jefferson County, Hasse, June, 1887; Jackson County, Mack- 
enzie, June 6, 1897; Eagle Rock, Bush 209, June 26, 1897. 
Wyromina: La Barge, Stevenson 23, June, 1894. 
