. Foundations of botany. Botany; Botany. 224 FOUNDATIONS OF BOTANY 1. S. perfoliata, A. DC. Specularia. Stem erect, simple or branched from the base, angles roughened, 10-20 in. high. Leaves ovate to lanceolate, acute at the apex, sessile, crenate or entire, the upper bract-like. Flowers solitary or in pairs. Corolla blue, often wanting. Capsule cylindrical, smaller above. In waste places.* 100. ;. Composite Family. Flowers in a dense head, on a common receptacle, sur- rounded by an involucre composed of many bracts (Fig. 22),. Fig. 22. — Flower-cluster of Bachelor's Button {Centavur
. Foundations of botany. Botany; Botany. 224 FOUNDATIONS OF BOTANY 1. S. perfoliata, A. DC. Specularia. Stem erect, simple or branched from the base, angles roughened, 10-20 in. high. Leaves ovate to lanceolate, acute at the apex, sessile, crenate or entire, the upper bract-like. Flowers solitary or in pairs. Corolla blue, often wanting. Capsule cylindrical, smaller above. In waste places.* 100. ;. Composite Family. Flowers in a dense head, on a common receptacle, sur- rounded by an involucre composed of many bracts (Fig. 22),. Fig. 22. — Flower-cluster of Bachelor's Button {Centavurea Cycmus).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Bergen, Joseph Y. (Joseph Young), 1851-1917; Eastwood, Alice, 1859-1953. Boston, Ginn & Co.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectbotany, bookyear1901
