. 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. 8. Verbena bipinnatifida Nutt. Small- flowered Verbena. Fig. 3559. Verbena bipinnatifida Nutt. Journ. Acad. Phila. 2: 123. 1821. Glandularia bipinnatifida Nutt. Trans. Am. Phil. Soc. (II.) 5: 184. 1833-37. Verbena ambrosiaefolia Rydb.; Small, Fl. SE. U. S. ion. 1903. Perennial, producing suckers, hirsute or hispid; stems rather stout, mostly branched, erect, 6'
. 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. 8. Verbena bipinnatifida Nutt. Small- flowered Verbena. Fig. 3559. Verbena bipinnatifida Nutt. Journ. Acad. Phila. 2: 123. 1821. Glandularia bipinnatifida Nutt. Trans. Am. Phil. Soc. (II.) 5: 184. 1833-37. Verbena ambrosiaefolia Rydb.; Small, Fl. SE. U. S. ion. 1903. Perennial, producing suckers, hirsute or hispid; stems rather stout, mostly branched, erect, 6'-i8' high. Leaves firm, petioled or the uppermost sessile, broadly ovate in out- line, deeply 1-2-pinnatifid into linear or linear- oblong, obtuse or subacute lobes and seg- ments; spikes peduncled or sessile, solitary at the ends of the branches, thick, dense, at first short and capitate, becoming 2-4' long in fruit; bracts linear-subulate, about as long as or somewhat exceeding the calyx; calyx- teeth filiform-subulate; corolla 6"-o" long, purple or lilac, the limb 4"-7" broad, the lobes emarginate or obcordate; fruit ii"-2" long. On dry plains and prairies, South Dakota to Missouri, Texas and Chihuahua, west to Colo- rado and Arizona. May-Sept. 2. LIPPIA Houst.; L. Sp. PI. 633. 1753. Perennial herbs, or shrubs, with opposite, sometimes verticillate, or rarely alternate leaves, and small bracted flowers, in axillary or terminal, mostly peduncled spikes or heads. Calyx small, membranous, ovoid, campamilate or compressed and 2-winged, 2-4-toothed or 2-4-cleft. Corolla-tube straight or incurved, cylindric, the limb oblique, spreading, somewhat 2-Iipped, 4-cleft, the lobes broad, often retuse or eroded. Stamens 4, didynamous, included or exserted; anthers ovate, not appendaged, the sacs nearly parallel. Ovary 2-celled; ovules I in each cavity; style short; stigma oblique or recurved. Fruit dry, with a membranous exocarp, at length separating into 4 n
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
