.X.MMIACEAE. 



Vol. II. 



3. Zizia cordata ( \\alt.") DC. Ileart- 

 leaved Alexanders. l-"ig. 3140. 



Smyrnium cordalum Wall. Fl. Car. 114. 1788. 



Zizia cordata DC. Prodr. 4 : 100. 1830. 



Thaspium trifolialum var. aplerum A, Gray, 

 Man. Ed. 2, 156. 1856. 



Stout, erect, branched, glabrous, or some- 

 what pubescent, 2-3 high. Basal and 

 lower leaves long-petioled, broadly ovate, 

 or orbicular, undivided, deeply cordate at 

 the base, sometimes 6' long, crenate all 

 around; stem-leaves shorter-petioled, ter- 

 nate, or rarely quinate, the segments ovate, 

 or oval, crenate, or lobed ; rays of the 

 umbel 7-16, ascending, i'-2' long; fruit 

 ovate, or oval, about li" long and i" wide. 



In woods. Rhode Island to Minnesota, Al- 

 berta, Georgia. Missouri', Colorado and Oregon. 

 Ascends to 3500 ft. in Virginia. May-June. 



26. APIUM [Tourn.] L. Sp. PI. 264. 1753. 



[Pethoselinum Hoffm. Gen. Umb. 78, 177. 1814.] 



Annual or biennial herbs, with 1-3-pinnate leaves, and yellow or yellowish flowers in 



compound umbels. Calyx-teeth obsolete. Stylopodium short-conic. Fruit ovate ; carpels 



with 5 filiform ribs; oil-tubes sohtary in the intervals, 2 on the commissural side. [Latin, 



parsley.] 



A genus of 5 European species, the following typical. 



Ache. Fig. 3141. 



I. Apium Petroselinum L. Common or Garden Par.'sley. 



Apiitin I'clroscliiunn L. Sp. PI. 264. 1753. ^ . i-- K^H,i,j;.j,5^ .y 



Petroselinum hortcnse Hoffm. Gen. Umb. . ^ 't 



163. 1814. 

 Petroselinum sativum Hoffm. Gen. Umb. 



177. 1814. 

 Petroselinum Petroselinum Karst. Deutsch. 



Fl. 831. 1882. 



Erect, usually biennial, 1-?, high, 

 much branched, glabrous. Leaves bi- 

 pinnate, triangular in outline, the seg- 

 ments ovate, dentate, or incised, or 

 those of the upper leaves linear-oblong 

 and entire : umbels peduncled, i'-2i' 

 broad', axillary and terminal, 15-20- 

 rayed; rays 5"-l2" long; pedicels about 

 li" long; involucre of 2-4 linear bracts; 

 bractlets of the involucels subulate ; 

 flowers greenish yellow; fruit ovate, 

 glabrous, about 2" long, the ribs rather 

 prominent when dry. 



Maryland to Ontario, escaped from cul- 

 tivation. Introduced from Europe. Na- 

 tive of the Mediterranean region. Leaves 

 of some cultivated races crisped. Summer. 



27. FOENICULUM ]\H11. Card. Diet. Abr. Ed. 4. 1754. 



Erect biennial or perennial glabrous herbs, with pinnately decompound leaves, the seg- 

 ments linear or capillary, and compound umbels of yellow flowers. Involucre and involucels 

 none. Calyx-teeth obsolete. Petals obtuse or slightly refuse at the apex. Stylopodium 

 large, conic. Fruit linear-oblong, glabrous, terete or nearly so. Carpels half-terete, dorsally 

 flattened, prominently ribbed ; oil-tubes solitary in the intervals. Seed-face flat, or slightly 

 concave. [Latin, diminutive of foenum, hay, from its odor.] 



.A.bout 4 species, natives of the Old World, the following typical. 



