. 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 . AMMIACEAE. Vol. II, 2. Sanicula gregaria Bicknell. Clustered Snake-root. Fig. 3101. 5. gregaria Bicknell, Bull. Torr, Club 22: 354. 1S95. Stems erect, weak, usually clustered, i°-3° high, umbellate-branched, the branches slender. Leaves thin, bright green, S-dividfed; segments stalked, obovate-cuneate to lanceolate, acute or acuminate, doubly serrate with bristle-tipped teet
. 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 . AMMIACEAE. Vol. II, 2. Sanicula gregaria Bicknell. Clustered Snake-root. Fig. 3101. 5. gregaria Bicknell, Bull. Torr, Club 22: 354. 1S95. Stems erect, weak, usually clustered, i°-3° high, umbellate-branched, the branches slender. Leaves thin, bright green, S-dividfed; segments stalked, obovate-cuneate to lanceolate, acute or acuminate, doubly serrate with bristle-tipped teeth, sharply incised, mostly less than 3' long: basal leaves numerous, those of the stem only 1-2, petioled; involucral leaves large, 3-parted, those of the involucre foliaceous; pedicels of staminate flowers i"-ii" long, 3 or 4 times the length of the minute campanulate calyx; calyx- lobes ovate, obtuse; petals yellowish, much sur- passing the calyx; anthers bright yellow; fruit stipitate, broadly obovoid, l*"-2" long, the slender styles recurved; bristles weak, verj- small; oil-tubes 5, small; seed not furrowed. In moist woods and thickets, New Brunswick and Ontario to Minnesota, Georgia, Nebraska and Arkan- sas. May-June. 3. Sanicula canadensis L. Short-styled Snake- root. Fig. 3102. Sanicula canadensis L. Sp. PI. 233. 1753. S. inarylamlicn var. canadensis Torr. Fl. U. S. 302. 1824. Rather dull green, i°-4° high, widely branched, the branches forked, the umbellate fruit-bearing raj's only i"-5" long. Stem leafy; leaves petioled, 3-5-divided; segments cuneate-obovate to narrowly oblong, acute, mucronate-serrate, or incised, often small, but sometimes 3}' long: involucral leaves small, those of the involucels Isract-like; staminate flowers few, on pedicels 1" long or less; calyx i" long, parted into linear-lanceolate acute lobes which the minute white petals; fruit short-stipitate, subglobose, i"-2i" long; the bristle
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
