. 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 102nd meridian. Botany. P. E. horridum Decn & Planch.; Cooper, Pac. R. R. Rep. 12: I! Miq. Ann. Mus. Bot. Lugd. Bat. i : 116. Opiopanax hor 1863. Fatsia horrida B. & H.; S. Wats. Bot. Cal. i: 273. 1876. Stems erect from a decumbent base, up to 13° high, densely prickly, leafy above; leaves nearly orbicular in outline, 6-2° broad, cordate at the base with a rath«r narrow sinus, 3-ii-!
. 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 102nd meridian. Botany. P. E. horridum Decn & Planch.; Cooper, Pac. R. R. Rep. 12: I! Miq. Ann. Mus. Bot. Lugd. Bat. i : 116. Opiopanax hor 1863. Fatsia horrida B. & H.; S. Wats. Bot. Cal. i: 273. 1876. Stems erect from a decumbent base, up to 13° high, densely prickly, leafy above; leaves nearly orbicular in outline, 6-2° broad, cordate at the base with a rath«r narrow sinus, 3-ii-!obed, with scattered prickles on both sides and puberulent beneath, the lobes acute, sharply irregularly serrate; inflorescence wooly, ter- minal, 4'-i2' long; peduncles subtended by a narrow laciniate bract; pedicels filiform; stamens about twice as long as the ovate petals; fruit 2"-25" long, scarlet. In rocky places. Isle Royale. Lake Superior; Montana to Oregon and Alaska ; also in Japan. June. Familv 102. AMMIACEAE Presl, Delic. Prag. I. 1822.* Carrot Familv. Herbs, with alternate decompound, compound or sometimes simple leaves, the petioles often dilated at the base, the stems often hollow. Stipules none, or rarely present and minute. Flowers small, white, yellow, greenish, blue or purple, generally in compound or simple umbels, rarely in heads or capitate clusters, often polygamous. Umbels and umbellets commoiily involucrate or involucellate. Calyx- tube wholly adnate to the ovary, its margin truncate or 5-toothed, the teeth seldom conspicuous. Petals 3, inserted on the margin of the calyx, usually with an inflexed tip, often emarginate or 2-lobed, those of the outer flowers sometimes larger than those of the inner. Stamens 5, inserted on the epigynous disk; fila- ments filiform; anthers versatile. Ovary inferior, 2-celled; styles 2, filiform, distinct, straight or recurved after flowering, persistent, often borne on a conic or depressed stylopodium; ovules
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
