6 5 8 



AMMIACEAE. 



VOL. II. 



i. Cicuta maculata L. Water or Spotted Hemlock. Musquash Root. Fig. 3175. 



Cicuta maculata L. Sp. PI. 256. 1753. 



Cicuta virosa var. maculata Coult. & Rose, Rev. 

 Umb. 130. 1888. 



Cicuta occidentalis Greene, Pittoni'a 2: 7. 1889. 



Stout, erect, branching, 3-6 high, the stem 

 marked with purple lines. Roots several, 

 fleshy, tuberiform, ovoid, or oblong; leaves 

 petioled, bipinnate, or tripinnate, the lower 

 often i long, and on long petioles, the upper 

 smaller; leaf-segments lanceolate, or lance- 

 oblong, coarsely and sharply serrate, I '-5' long, 

 their veins apparently ending in the notches; 

 umbellets many-flowered ; pedicels unequal, 

 2"-4" long in fruit; fruit oval to suborbicular, 

 i"-ii" long. 



In swamps and low grounds, New Brunswick to 

 Manitoba, south to Florida and New Mexico. 

 Poisonous. Spotted cowbane. Beaver-poison. Children's-bane. Musquash-poison. Wild parsnip. 

 Snakeweed. Consists of several races, differing in width, thickness and serration of the leaf-seg- 

 ments, shape of fruit and thickness of its lateral ribs. June-Aug. 



Cicuta Curtissii Coult. & Rose differs in having nearly orbicular fruit, and often broader leaf- 

 segments. It inhabits the Southern States and is recorded as ranging northward into southern 

 Virginia. 



2. Cicuta bulbifera L. Bulb-bearing 

 Water Hemlock. Fig. 3176. 



Cicuta bulbifera L. Sp. PI. 255. 1753. 



Erect, slender, much branched, i -3^ high. 

 Roots few, fleshy, tuberiform. Leaves petioled, 

 2-3 pinnate, the upper ones less divided, 

 smaller, and bearing numerous clustered bulb- 

 lets in their axils ; leaf-segments linear, spar- 

 ingly serrate with distant teeth, \'-\\' long; 

 fruit broadly ovate, slightly more than i" long, 

 seldom formed along the southern range of 

 the species. 



In swamps, Nova Scotia to Maryland, British 

 Columbia, Indiana, Nebraska and Oregon. As- 

 cends to 2600 ft. in the Catskills. July-Sept. 



50. CARUM L. Sp. PI. 263. 1753. 



Glabrous herbs, with thick roots, pinnate or ternately pinnatifid leaves, and small white 

 or yellowish flowers in terminal compound umbels. Calyx-teeth minute. Petals inflexed at 

 the apex. Stylopodium conic ; fruit ovate, or oblong, somewhat compressed, glabrous. 

 Carpels somewhat 5-angled, the ribs filiform ; oil-tubes solitary in the intervals and 2 on the 

 commissural side. Seed dorsally flattened, its face flat or slightly concave. [Greek, caraway.] 



About 50 species, natives of temperate and warm regions, the following typical. Besides the 

 following, about 4 others occur in western North America. 



