. Analytical class-book of botany : designed for academies and private students. Plants. rate nuts or achenia, contained in the tube of the persistent calyx. A very large and important order, almost universally pervaded by an aro- matic, volatile oil, giving them their tonic, cordial, and stomachic qualities. Fig. 23. Fig. Fig. 25. Such are the Sage (Salvia), Pennyroyal (ITedeoma), fig. 25, the Lavender (Lmendula), Peppermint and Spearmint {Mentha\ and many others. At flg. 26, Lamium amplexicaule (Eenbit), is represented, showing the form of its bilabiate corolla. of the order, having a r
. Analytical class-book of botany : designed for academies and private students. Plants. rate nuts or achenia, contained in the tube of the persistent calyx. A very large and important order, almost universally pervaded by an aro- matic, volatile oil, giving them their tonic, cordial, and stomachic qualities. Fig. 23. Fig. Fig. 25. Such are the Sage (Salvia), Pennyroyal (ITedeoma), fig. 25, the Lavender (Lmendula), Peppermint and Spearmint {Mentha\ and many others. At flg. 26, Lamium amplexicaule (Eenbit), is represented, showing the form of its bilabiate corolla. of the order, having a remarkable action on the pulsations of the heart. Many of these plants are ornamental; nearly all turn black in drying. Other exam- ples are Verbascum {MuUein\ one species of which, V. Blattaria, is seen in flg. 23, Linaria (Toad-ftaa\ flg. 24, and Veronica (Speedwell). Oeder LXXIX.—Verbenacege. Herbs, shrubs; or trees in the tropics. Leaves usually oppo- site, without stipules. Calyx tubular, free from the ovary, 4—5- cleft, persistent. Corolla tubular; the limb bilabiate, or with 4-—5, more or less unequal lobes. Stamens 4, didynamous, some- times only 2. Ovary entire, 2—4-celled, rarely 1-oelled, each cell with 1 ovule. Style 1. Fruit separating into 2 or more indehisoent 1-seeded portions, rarely a single achenium. A large chiefly tropical order, represented hero chiefly by Terbena, of which we have several native aud species. Order LXXX.—^Labiatse. Herbs, or slightly shrubby plants. Stems square, usually with opposite branches. Leaves opposite or verticiUate, usually containing receptacles of volatile oil. Flowers axillary or ter- minal, in whorls, which sometimes take the form of dense heads; rarely solitary. Calyx tubular, free from the ovary, persistent, 4 , or bilabiate. Corolla bilabiate, rarely almost regular, with 4 5 subequal lobes. Stamens 4, didynamous, sometimes only 2, the upper pair being abortive, or wanting. Ovary deeply 4-lobed. Styl
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Keywords: ., bookcentury1800, bookdecade1850, booksubjectplants, bookyear1854