2. Zizia Bébbii (Coult. & Rose) Britton. Bebb's Zizia

Fig. 3139

Zizia aurea var. Bebbii Coult. & Rose, Bot. Gaz. 12: 138. 1887.

Zizia Bebbii Britton, Mem. Torr. Club 2: 35. 1890.

Slender, ascending, simple or branched, 1°-2° high. Basal and lower leaves slender-petioled, 2-3-ternate, the segments ovate, oblong, or oval, mostly obtuse, 1/2'-1' long, sharply serrate; stem-leaves ternate, or biter-nate, short-petioled, or sessile, their segments lanceolate, generally narrower than those of the preceding species; rays of the umbel 2-12, slender, divergent, 1-3' long; fruit oval, or broader than long, about 1" long, often 1 1/4" wide.

In mountain woods, Virginia and West Virginia to North Carolina, Tennessee and Georgia. May. Golden alexanders.

3. Zizia Cordàta (Walt.) Dc. Heart-Leaved Alexanders

Fig. 3140

Smyrnium cordatum Walt. Fl. Car. 114. 1788.

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

Thaspium trifoliatum var. apterum A. Gray, Man. Ed. 2, 156. 1856.

Stout, erect, branched, glabrous, or somewhat 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, 1'-2' long; fruit ovate, or oval, about 1 1/2" long and 1" wide.

In woods, Rhode Island to Minnesota, Alberta, Georgia, Missouri', Colorado and Oregon. Ascends to 3500 ft. in Virginia. May-June.

26. ÀPIUM [Tourn.] L. Sp. Pl. 264. 1753.

[Petroselinum 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 solitary in the intervals, 2 on the commissural side. [Latin, parsley.]

A genus of 5 European species, the following typical.

1. Apium Petroselinum L. Common Or Garden Parsley. Ache

Fig. 3141

Apium Petroselinum L. Sp. Pl. 264. 1753. Petroselinum hortense Hoffm. Gen. Umb.

163. 1814. Petroselinum sativum Hoffm. Gen. Umb.

177. 1814. Petroselinum Petroselinum Karst. Deutsch.

Fl. 831. 1882.

Erect, usually biennial, 1°-.3° high, much branched, glabrous. Leaves bi-pinnate, triangular in outline, the segments ovate, dentate, or incised, or those of the upper leaves linear-oblong and entire; umbels peduncled, 1-2 1/2 broad, axillary and terminal, 15-20-rayed; rays 5"-12" long; pedicels about 1 1/2" 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 cultivation. Introduced from Europe. Native of the Mediterranean region. Leaves of some cultivated races crisped. Summer.