Ill 



I MHELLIKKKAK (J'A IJSLKY FAMILY) 



A. Poda.i. r i-:n-ia 

 X4. 



2. P. Nuttallii (DC.) Britton. Similar in habit ; involucral bracts short and 

 entire ; fruit only 1 mm. long, as broad as high, hlunt. (Discopleura DC.) 

 111. to e. Kan., La., and Tex. 



11. AEGOP6DIUM L. Goi TWEED 



Fruit ovate, glabrous, with equal filiform ribs, and no 

 oil-tubes ; stylopodiuin conical and prominent ; seed nearly 

 terete. A coarse glabrous perennial, with creeping root- 

 stock, sharply toothed ovate leaflets, and rather large naked 

 umbels of white flowers. (Name from af, goat, and ir65ioi>, 

 a little foot, probably from the shape of the leaflets. ) 



1. A. PODAGR\RIA L. Waste-heaps, etc., e. Mass, to Del. 

 (Adv. from Eu.) FIG. 824. 



12. CICtTTA L. WATER HEMLOCK 



Calyx-teeth prominent. Fruit ovoid to nearly orbicular, glabrous, with 

 strong flattish corky ribs (the lateral largest) ; oil-tubes conspicuous, solitary ; 

 stylopodium depressed ; seed nearly terete. Very poisonous 

 plants, with pinnately compound leaves and serrate leaflets, in- 

 volucre usually none, involucels of several slender bractlets, and 

 white flowers. (The ancient Latin name of the Hemlock.) 



1. C. maculata L. (SPOTTED COWBANE, MUSQUASH ROOT, 

 BEAVER POISON.) Stem stout, 1-2.2 in. high, streaked with 

 purple ; leaves 2-3-pinnate, the lower on long petioles ; leaflet* 

 lanceolate to oblong-lanceolate, 3-12 cm. long, acuminate ; pedicels 

 in the umbellets numerous, very unequal ; fruit broadly ovate to 

 oval, 3-3.5 mm. long, shallowly or not at all grooved at the com- 

 missure. N. B. to Va., and westw., common. FIG. 825. 



2. C. Curtissii Coult. & Rose. Coarser ; fruit 2-3 mm. long, 

 subglobose, grooved at the junction of the carpels. Va. to Ky., 

 and south w. Perhaps only a variety 'of the preceding. 



3. C. bulbifera L. Hather slender, 3-10 dm. 

 high ; leaves 2-3-pinnate (sometimes appearing ternate) ; leaflets 

 linear, sparsely toothed, 2-5 cm. long; upper axils bearing clus- 

 tered bulblets; fruit (rare) scarcely 2 mm. long. Common in 

 swamps, N. S. to Md. and Ida. 



13. CARUM L. CARAWAY 



Calyx-teeth small. Fruit ovate or oblong, with filiform or in- 

 conspicuous ribs; oil-tubes solitary; stylopodium conical; seed- 

 face plane or nearly so. Smooth erect slender herbs, with fusi- 

 form or tuberous roots, pinnate leaves, involucre and involueels 

 of few to many bracts, and white (rarely pink) flowers. (Name 

 perhaps from the country, Car. 



1. C. CARVI L. (CARAWAY.) Leaves with filiform divisions. 

 Naturalized in many places, especially northward. (Nat. from 

 Eu.) FIG. 826. 



X 14. PETROSELtNUM Hoffm. PARSLEY 



Calyx-teeth oh-. let.-. Petals irreenish-yellow, with attenuate incurved points. 

 Fruit ovate, glabrous, laterally compressed; carpels pentagonal, the primary 

 ribs filiform, sube.jiial ; oil-tubes solitary in the intervals; stylopodium cushion- 

 like. Chiefly biennials, \\ith ternately pinnate decompound leaves, toothed 

 leaf -cements, compound umbels, few-parted involucres, and several-many- 

 l>arN'd iiiv<>lu<vls. Name from Trtrpa, a rock, and (rAu'oi-, j(rsley.) 



825. C. inacu- 

 lata x 4. 



