164 UMBELLACEAE (CARROT FAMILY) 



B. Fruit covered with hooked bristles; leaves merely coarsely lobed or i-com- 

 pound. (L. sanare = to heal; because a common European species is vul- 

 nerary.) Sanicula (.SANICLE) 

 BB. Fruit with bristles only on the ribs; leaves finely dissected or more than 



i -compound. 

 C. Bristles of the fruit barbed with arrowhead-like tips; stylopodium none. 



DAUCUS (p. 167) 



CC. Bristles of the fruit not barbed, or merely hooked by the curved tips; stylo- 

 podium conical or short. 



D. Calyx lobes prominent ; fruit ovate or oblong ; oil tube i in each interval ; 

 leaves pinnately dissected into small narrow divisions. W. E. (The Greek 

 name.) Caucalis microcarpa (HEDGE PARSLEY) 



DD. Calyx lobes none ; fruit linear-oblong or linear ; oil tubes none or nu- 

 merous; leaves ternately decompound; leaflets wide, ovate, toothed. 

 (Honor of George Washington, the first President.) 



Washingtonia (SWEET CICELY) 



GROUP 2 



A. Oil tube i in each interval. 

 B. Plant with a leafy stem. 

 C. Flowers greenish or white or purplish. 



D. Plant either slender or else pubescent at least in the umbels; stylopodium 

 conic. 



E. Plant slender, glabrous; fruit glabrous. E. (Probably Gk. oxys = 

 sharp, polion = a plant with a strong odor.) 



Oxypolis occidentalis (COWBANE) 



EE. Plant stout, pubescent at least in the umbels; fruit hairy. 

 F. Leaves i-2-pinnate; leaflets oblong to linear-lanceolate, 2.5-5 cm. long. 

 E. (Gk. sphen = a wedge, skiadion = an umbrella; probably referring to 

 the form of the fruit.) Sphenosciadium capitellatum 



FF. Leaves large, ternate; leaflets round-cordate, 10-25 cm. long. W. C. E. 

 (Honor of Hercules.) Heracleum lanatum (cow PARSNIP) 



DD. Plant stout and glabrous; stylopodium flat or none. (See H.) Angelica 

 CC. Flowers yellow. W. E. Raised for the edible roots. (L. paslus = food.) 



Pastinaca sativa (CULTIVATED PARSNIP) 



BB. Leafy stem none or almost none. (Gk. lotna = a border; referring to the 

 fruit wings.) Lomatium (HOG FENNEL) 



AA. Oil tubes more than i in each interval. 

 G. Stem leafy, branching. 



H. Leaves ternately or pinnately i-3-compound. (Angelic in its supposed 

 medicinal value.) Angelica (ANGELICA) 



HH. Leaves many times compound. (From the genera Conium and Selinum, 

 both of which these plants resemble.) Conioselinum (HEMLOCK PARSLEY) 



GG. Stem none or leafless and unbranched. 

 I. Lateral wings of the fruit thin. 



J. Stylopodium none; calyx teeth minute or none; dorsal ribs of the carpels 

 filiform. 



