COULTER AND ROSE—NORTH AMERICAN UMBELLIFERAE. 59 
umbels sessile or peduncled, few-raved; rays 1 to 5 em. long; fruiting 
umbel open, of 2 to + fruits on weak and usually spreading pedicels 4 
to 9 mm. long; fruit narrowly oblong, about 8 mm. long, glabrous, 
narrowed but not beaked at apex; ribs filiform, much narrower than 
the broad intervals; styles very short; seed face deeply sulcate. 
Type locality, ** Virginia;” collected by Gronovius, no. 147. 
From New York to Virginia, west to Michigan, Iowa, and Ten- 
nessee. 
Specimens examined : 
New York: Ithaca, Wellerman, May 28, 1874; same station, Pearce, May 26, 1884; 
same station, Coville, May 27, 1885, 
PENNSYLVANIA: York County, Sial/, Mav 2, 1891, 
DELAWARE: Canby, May, IS74. 
Disrricr or CotumbBia: Rock Creek, JVard; Eastern Branch of Potomac, Blanch- 
ard, April 28, 1892. 
TENNESSEE: Knox County, Scribner, April 15, 1889. 
Onto: Niles, Jngraham, May, 1891; Lorain County, Ricksecker, May 4, 1895. 
Micuican: Near Agricultural College, IWheeler, May 19, 1896. 
Ineiors: Near Chicago, Babcock, May 13, 1874. 
Two specimens, one collected by Romlee near Ithaca, N. Y., May 19, 1888, the other 
by Unbach near Chicago, May 21, 1898, differ from the ordinary forms in the more 
prominent ribs, but the plants are distinctly of the procumbens type. The immature 
fruit and scanty material forbid any more definite reference. 
Chaerophyllum procumbens shortii Torr. & Gr. Fl. 1: 6387. 1840. 
Fruit more broadly obiong to ovate, about 6mm. long, obtuse rather 
than narrowed at apex. 
Type locality, ** Kentucky;” collected by Dr. Short. 
From Pennsylvania to Virginia and west to Kentucky. 
Specimens examined : 
Maryann: Glen Echo, Pollard 294, May 31, 1895. 
Virersta: Alexandria, Rose, May 24, 1890. 
2, Chaerophyllum texanum (. & R., sp. nov. 
Resembling (. ta/nturver/, but glabrous; fruiting umbels more dense, 
of 10 to 17 fruits; fruit smaller and not beaked, + to 5 mm. long, 
glabrous; ribs very prominent, almost obliterating the intervals. 
Type locality, near Houston, Tex.; collected by -/. VY. Pose, no. 
4173, May 6, 1890; tvpe in U.S. Nat. Herb. 
Eastern Texas. 
Specimens examined : 
Texas: Hall; Reverchon; Guadalupe Mountains, Havard, October 5, 1881; 
Nealley, in 1888; near Houston, ftose 4175, May 6, 1899. 
3. Chaerophyllum tainturieri Hook. Comp. Bot. Mag. 1: 47. 1835. 
CL procumbens tainturiert C. & R. Bot. Gaz. 12: 160. 1887. 
Resembling C. procumbens, but pubescent and stouter; fruiting 
umbel more compact, of 7 or 8 fruits either sessile or on short stout 
erect or somewhat spreading pedicels sometimes reaching 6 mm. in 
