. The various contrivances by which orchids are fertilized by insects. Fertilization of plants; Orchids. 116 NEOTTE^. Chap. IV, convex in front and concave behind, with its sharp siimmit slightly hollowed out on each side; it arches over the stigmatic surface (fig. 18, A, r, s). Internally, Kig. LiSTEBA OVATA, or Tway-blade. (Partly copied from Hooker.; ool. summit of column. a. anther. p. pollen. r. rostellura. 5. stigma. /. labellum. «. Dectar-secrcting furrow. A. Flower Tiewed laterally, with all the sepals and petals, except the labellum, removed. 15. Ditto, with the pollinia re- move


. The various contrivances by which orchids are fertilized by insects. Fertilization of plants; Orchids. 116 NEOTTE^. Chap. IV, convex in front and concave behind, with its sharp siimmit slightly hollowed out on each side; it arches over the stigmatic surface (fig. 18, A, r, s). Internally, Kig. LiSTEBA OVATA, or Tway-blade. (Partly copied from Hooker.; ool. summit of column. a. anther. p. pollen. r. rostellura. 5. stigma. /. labellum. «. Dectar-secrcting furrow. A. Flower Tiewed laterally, with all the sepals and petals, except the labellum, removed. 15. Ditto, with the pollinia re- moved, and with the lostellum bent down after the ejection of the viscid 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 Darwin, Charles, 1809-1882. New York, D. Appleton and Co.


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Keywords: ., bookcentury1800, bookdecade1890, bookpublishernewyo, bookyear1895