COULTER AND ROSE—NORTH AMERICAN UMBELLIFERAE. 103 
28. CARUM I. Sp. Pl. 1: 263. 1753. 
Calyx teeth prominent for the size of the fruit. Fruit flattened 
laterally, orbicular to oblong, glabrous.  Carpel with filiform or 
inconspicuous ribs, with or without 
strengthening cells. Stvlopodium 
conical. Oil tubes large and solitary in 
the intervals, 2 to 6 on the commissural 
side. Seed dorsally flattened, more or 
less suleate beneath the oil tubes; the 
face plane or slightly concave. 
Smooth erect slender herbs, with 
tuberous or fusiform fascicled roots, 
pinnate leaves with few linear leat- 
lets (in our native species), involu- 
cels of few to many bracts, and white 
flowers. 
Type species, Carum carut Li. 
A genus of 22 species, belonging 
to the northern hemisphere, 4 species Big a7—Caran oregunums 
being found in western North America. oo 
=) 
i) 
Stylopodium very large, with short stout stvles .......2222222-----. 1. ©. kelloggii. 
Stylopodium low, with long slender styles. 
Fruit orbicular and small (2 mm.) -.-....-.-------------------- 2. ©. gairdneri, 
Fruit oblong and larger (3 to 4 mm. ). 
Fruit rounded at both ends, with inconspicuous ribs ....-.---- 3. C. oreganum. 
Fruit narrowed at both ends, with conspicuous ribs. ...-..------ 4. C. lemmoni. 
1. Carum kelloggii Gray, Proc. Am. Acad. 7: 344. 1867. 
Ataenia kelloggit Greene, Pittonia 1: 274. 1889. 
Resembling C. gatrdneri, but somewhat stout, from a fascicle of 
thickened fibers, with lower leaves ternate or biternate with pinnate 
divisions and linear segments; involucre and involucels more promi- 
nent and rather scarious; fruit larger, oblong, 8 to 5mm. long, with 
small ovate calyx teeth, very prominent stylopodium, stout styles 
about the same length, and inconspicuous ribs; seed suleate beneath 
the large oil tubes. 
Type locality, *‘San Jose,” Cal.; collected by Bremer, no. 832; type 
in Herb. Gray. This is the first specimen cited, and associated with 
it are ‘‘Oakland,” Bolander, and ‘* Bolinas,” Aellogg. 
Central California. 
Specimens examined: 
Cauirornia: Near San Francisco, Wilkes Exped. 1416; San Antonio Creek, Kellogg 
& Harford 308, August 14, 1868; Hamilton Station, Tuolumne County, 
Lemmon 72, August 11, 1889; Oakland Hills, Lemmon 75, August, 1889; 
Ocean View, San Francisco, Alice Eastwood, September 2, 1894; Amador 
County, altitude 450 meters, Hansen 72, August 10, 1896. 
