654 



AMMIACEAE. 



VOL. II. 



i. Aegopodium Podagraria L. Goutweed. Gout\vort. Herb-Gerard. 



Fig. 3167. 



A. Podagraria L. Sp. PI. 265. 1753. 



Erect, branched, glabrous, ii-2i 

 high. Basal and lower leaves long- 

 petioled, biternate, the primary divisions 

 stalked, the segments ovate, acute, or 

 acuminate at the apex, rounded, or 

 cordate and often oblique at the base, 

 sharply serrulate, i-J'-3' long; upper 

 leaves similar but smaller and usually 

 simply ternate ; umbels long-peduncled, 

 i i'-2i' broad, 0-25- rayed ; rays i' long in 

 fruit or more; pedicels 2" -4" long; fruit 

 about 2" long, scarcely i" wide, the 

 styles deflected. 



In waste places. Massachusetts to New 

 Jersey, Pennsylvania and Delaware. Ad- 

 ventive from Europe. Wild or English 

 masterwort, Ax-ashe- or aise-weed. Dwarf 

 or Bishop's-elder. Bishop's-weed. White- 

 ash-herb. Garden-plague. Dog-elder. June- 

 Aug. 



44. EULOPHUS Xutt. ; DC. Mon. Omb. 69. pi. 2. 1829. 



Perennial slender glabrous branching herbs, from deep tuberous roots, with ternately 

 or pinnately compound leaves, and long-peduncled compound umbels of white or pink flowers. 

 Involucre generally of i bract, sometimes none. Involucels of several narrow bracts. Calyx- 

 teeth usually prominent. Petals obovate, the tip inflexed. Stylopodium conic. Styles 

 recurved. Fruit glabrous, linear to oblong in our species; ribs filiform, with 1-5 oil-tubes in 

 the intervals. Seed-face concave. [Greek, well-plumed; application not apparent.] 



About 8 species, natives of North America, extending into Mexico. Besides the following 

 typical one, 5 others occur in the western United States. 



i. Eulophus americanus Xutt. 

 Eulophus. Fig. 3168. 



Eastern 



Eulophus americanus Nutt. ; DC. Mem. Omb. 60. pi. 2. 

 1829. 



Erect, 3-5 high. Basal and lower leaves large, 

 long-petioled, ternately compound into linear acute 

 or obtusish segments ; upper leaves similar, smaller 

 and shorter-petioled ; petioles sheathing at the base ; 

 umbels terminal, 3-4' broad, the rays 6-12, very 

 slender, 2'-$' long; involucre of 1-2 bracts, or none ; 

 involucels of several narrowly lanceolate acuminate 

 bracts; pedicels almost filiform, 4"-^" long in fruit; 

 flowers whitish; fruit oblong, 2"-$" long. 



In dry soil, Ohio and Illinois to Kansas, Tennessee 

 and Arkansas. July. 



45- PIMPINELLA L. Sp. PI. 263. 1753. 



Glabrous, perennial herbs, with pinnate leaves and compound umbels of white flowers. 



involucre and involucels none in our species. Calyx-teeth obsolete. Petals inflexed at the 



Stylopodium thick, low, broadly conic. Fruit ovate, or oblong, more or less com- 



Carpels obscurely 5-angled with slender equal distant ribs; oil-tubes numerous, 



in the intervals. Seed-face flat or slightly convex. [Latin ; perhaps from bipinnula^ 



f. e., bipmnate.] 



About 75 species, natives of the Old World, the following typical. 



