. The essentials of botany. Botany. Fig. 159.—An Orchid-flower (Orchis mascula). A, vertical section of a flower-hud (magnified) before it has twisted upon its ovary,/; gs, the column, bearing a pollen-mass, pi; ft, its sticty disk, below which is the stigma. B, an open flower; /, its twisted ovary; I, lip ; ,sf, stigma; a, anther ; U, its sticky disk; sp, spur. when open (Fig. 159). Thus, without twisting, the lip {I) with its spur would be uppermost, while the anther would be below. 511. When a long-tongued insect is attracted to an Orchid-flower by the color and odor, it thrusts its tongue.

---

. The essentials of botany. Botany. Fig. 159.—An Orchid-flower (Orchis mascula). A, vertical section of a flower-hud (magnified) before it has twisted upon its ovary,/; gs, the column, bearing a pollen-mass, pi; ft, its sticty disk, below which is the stigma. B, an open flower; /, its twisted ovary; I, lip ; ,sf, stigma; a, anther ; U, its sticky disk; sp, spur. when open (Fig. 159). Thus, without twisting, the lip {I) with its spur would be uppermost, while the anther would be below. 511. When a long-tongued insect is attracted to an Orchid-flower by the color and odor, it thrusts its tongue. 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 Bessey, Charles E. (Charles Edwin), 1845-1915. New York : Holt

---

Size: 1412px × 1770px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1800, bookdecade1890, booksubjectbotany, bookyear1896