FLOWER POLLINATION 325 



■2666. Supplementum. 1851. 



2667. Revisio Synoptica Apium Borealium. 1852. 



2668. Nye, H. A. The blooming of Hepaticas. Rhodora, Boston (Mass.), iv, 1902, 



pp. 127-8. 



2669. Oersted, A. S. Zur Beleuchtung der Blumen des brasilianischen Theestrauches 



(Neea theifera Oerst.) und des Schneeglockchenstrauches (Halesia tetra- 

 ptera L.). Bot. Ztg., Leipzig, xxvii, 1869, pp. 217-24. 



2670. Oetker, August. Zeigt der Pollen in den Unterabteilungen der Pflanzenfamilien 



charakteristische Unterschiede ? Inaug. Dissertation (Erlangen), Berlin, 

 1888. — Ab. : Bot. Centralbl., Cassel, xlii, 1890, pp. 246-7 ; Justs bot. Jahresber., 

 xvii, (1889) 1891, pp. 549-50. 



2671. Ogle, J. J. Observations on the Fertilisation of certain Species of Saxifraga. 



Midland Naturalist, London and Birmingham, vi, 1883, pp. 73-5. 



2672. Ogle, W. The Fertilisation of Salvia and some other Flowers. Pop. Sci. Rev., 



London, viii, 1869, pp. 261-74. 

 y 1^/2673. The Fertilisation of some Plants. [Pedicularis, Melampyrum, Teucrium, Scrophu- 

 laria, Gesneria, Antirrhinum, Thymus, Origanum.] Op. cit., ix, 1870, pp. 45-56. 



2674. The Fertilisation of various Flowers by Insects. [Matricaria, Ulex, Phaseolus, 



Erica, Vaccinium, Arbutus.] Op. cit., ix, 1870, pp. 160-72. 

 See also under Kemer von Marilaun, A. 



2675. Oken, L. AUgemeine Naturgeschichte fiir alle Stande. II, Stuttgart, 1839. 



2676. Oliver, I". W. On a point of biological interest in the flowers of Pleurothallis 



omatus Rchb. fil. Nature, London, xxxvi, 1887, pp. 303-4. — Ab.: Bot. 

 Centralbl., Cassel, xxxii, 1887, pp. 237-8. 



2677. Uber die Fortleitung des Reizes bei reizbaren Narben. Ber. D. bot. Ges., Berlin, 



V, 1887, pp. 162-9. — Ab.: Bot. Centralbl., Cassel, xxxii, 1887, pp. 70-1. 



2678. On the sensitive labellum of Masdevallia muscosa Rchb. fil. Ann. Bot., Oxford, 



i, 1888, pp. 237-53. — Ab.: Bot. Centralbl., Cassel, xxxv, 1888, pp. zgAS. 



2679. On the Floral Biology of Episcia maculata. Rep. Brit. Ass. Adv. Sci., London, 



1891, pp. 869-70. — Ab. : Justs bot. Jahresber., Leipzig, xviii, (1890) 1892, 



P- 503- 



2680. On Sarcodes sanguinea Torr. Ann. Bot., Oxford, iv, 1890, pp. 303-26. 

 See also under Kemer von Maxilaun, A. 



2681. Oliver, G. W. The Propagation of the Easter Lily from Seed. [Crossing of 



Lilium longiflorum and L. Harrisii.] U.S. Dept. Agric, Bur. Plant Ind., 

 Washington (D.C.), Bull. No. 39. 1903. PP- 1-24- 



2682. The Propagation of tropical Fruit-trees and other plants. [Polyembryony of 



Mangifera.] Op. cit.. Bull. No. 46, 1903- 



2683. Oltmanns, P. Uber das Ofifnen und Schliessen der Bliiten. Bot. Ztg., Leipzig, 



liii, 1895, pp. 31-52.— Ab.: Bot. Centralbl., Cassel, Ixii, 1895, pp. 327-8. 



2684. Ordway, J.M. Fertilization of Calochortus. Papers Acad. Sci., New Orleans (La.), 



i, 1887, pp. 53-4- 



2685. Osten, C. Seltenheit der Verbena-Bastarde in Argentinien. ^ Abh. natw. Ver., 



Bremen, xiv, 1898, p. 264. 



2686. Ostenfeld, C. H., and Raunkjaer, C. Kastreringsforsog med Hieracium og 



andre Cichorieae. Bot. Tids., Kjobenhavn, xxv, 1902, pp. 409-13.— Ab.: 

 Bot. Centralbl., Cassel, xciii, 1903, pp. 419-20. 



2687. Osterhout, G. E. A hybrid Rudbeckia. [R. laciniata x R. montana.] Plant 



World, Washington (D.C.), 1903, p. 109. 



2688. OBterhout, W. J. V. Problems of heredity. Cont. Bot. Seminary Univ. Cal., 



1898. 



