. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Genus i6. CARROT I. Hipposelinmn Levisticum (L.) Brit- ton & Rose. Lovage. Fig. 3124. Ligusticum Levisticum L. Sp. PI. 250. 1753. Levisticum officinale Koch, Nov. Act Nat. Cur. 12': loi. 1824. Levisticum Levisticum Karst. Deutsch. FL 844. 1882. Stout, branched, 6° high or less, glabrous, except the puberulent pedicels, the rootstock stout, yellowis
. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Genus i6. CARROT I. Hipposelinmn Levisticum (L.) Brit- ton & Rose. Lovage. Fig. 3124. Ligusticum Levisticum L. Sp. PI. 250. 1753. Levisticum officinale Koch, Nov. Act Nat. Cur. 12': loi. 1824. Levisticum Levisticum Karst. Deutsch. FL 844. 1882. Stout, branched, 6° high or less, glabrous, except the puberulent pedicels, the rootstock stout, yellowish. Leaf-segments broadly ovate or oblong, 2'-^' long, often 2' wide, entire and cuneate at the base, sharply and coarsely lobed or toothed above the middle; umbels 2'-^' broad, the rays stout; pedicels short, about 2" long, about as long as the fruits. Roadsides and waste grounds, escaped from cul- tivation, Vermont to Pennsylvania. Native of southern Europe. June-Aug. 17. HERACLEUM L. Sp. PI. 249. 1753- Erect, mostly pubescent perennial herbs, with ternately compound leaves, and compound umbels of white or pinkish flowers. Bracts of the involucre few and deciduous, or none. Involucels of numerous linear bracts. Calyx-teeth obsolete or small. Petals cuneate, or clawed, those of the outer flowers dilated and obcordate or 2-lobed. Stylopodium thick, conic. Fruit much flattened dorsally, broadly oval, obovate, or orbicular; dorsal and inter- mediate ribs filiform, the lateral ones broadly winged and the wings nerved near the outer margin; oil-tubes extending only to about the middle of the carpels, conspicuous, I in each interval, 2-4 on the commissural side. [Greek, to Hercules.] About 60 species, natives of the northern hemisphere, only the following in North America. Type species; Heracleum Sphondylium L. I. Heracleum lanatum Michx. Cow- Parsnip. Fig. 3125. H, lanatum Michx. Fl. Bor. Am. i: 166. 1803. Very stout, tomentose-pubescent, 4°-8° high, the stem ridged, often 2
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
