New York Metropolitan Flora

Nomenclature

Hydrangea L., Sp. Pl. 1: 397. 1753. Gen. Pl. 189. 1754. TYPE: Hydrangea arborescens L.

Key to the species of Hydrangea

1. Leaf teeth 1-2 mm long; inflorescence flat-topped or broadly convex...Hydrangea arborescens
1. Leaf teeth 0.5-1 mm long; inflorescence pyramidal or ovoid...Hydrangea paniculata

List of Hydrangea Species

References to Hydrangea

• Allen, R. C. 1932. Factors influencing the flower color of hydrangeas. Proc. Amer. Soc. Hort. Sci. 28: 410-2.
• Bensel, C. R.; Palser, B. F. 1975. Floral anatomy in the Saxifragaceae sensu lato. III. Kirengeshomoideae, Hydrangeoideae, and Escallonioideae. Amer. J. Bot. 62(7): 676-87.
• Briquet, J. 1919. The stigma and floral biology of American Hydrangeas. Compt. Rend. Seances Soc. Phys. Geneve 36: 38-43. (In French)
• Broderick, W. F. 2001. Hydrangeas gone wild: an adventure in plant identification and nomenclature. New York Flora Association Newsletter 12: 4-7.
• Burkett, G. W. 1932. Anatomical studies within the genus Hydrangea. Proc. Indiana Acad. Sci. 41: 83-95.
• Carr, M. E. 1985. Plant species evaluated for new crop potential. Econ. Bot. 39(3): 336-45.
• Eaton, R. J. 1929. Hydrangea paniculata naturalized in Massachusetts. Rhodora 31(361): 18-9. (see follow up in Rhodora 31(372):254-255. 1929.)
• Hamblin, S. F. 1925. American hydrangeas. Nat. Mag. 6: 164-6.
• Harbison, T. G. 1928. Notes on the genus Hydrangea. Amer. Midl. Naturalist 11: 255-7.
• Hardin, J. W.; Pilatowski, R. E. 1981. Atlas of foliar surface features in woody plants: 3. Hydrangea (Saxifragaceae) of the United States. J. Elisha Mitchell Sci. Soc. 97(1): 29-36.
• Haworth-Booth, M. 1984. The hydrangeas. ed. Constable, London. , 217 pages.
• Holm, T. 1929. Vegetative reproduction in Hydrangea. Rhodora 31(366): 120.
• Hufford, L. 1995. Seed morphology of Hydrangeaceae and its phylogenetic implications. Int. J. Plant Sci. 156(4): 555-80.
• Hufford, L. 1997. A phylogenetic analysis of Hydrangeaceae based on morphological data. Int. J. Plant Sci. 158: 652-72.
• Hufford, L. 1998. Early development of androecia in polystemonous Hydrangeaceae. Amer. J. Bot. 85: 1057-1067.
• Hufford, L. 2001. Ontogeny and morphology of the fertile flowers of Hydrangea and allied genera of the tribe Hydrangeeae (Hydrangeaceae). Bot. J. Linn. Soc. 137: 139-187.
• Langeland, K. A. 1996. Hydrilla verticillata (L.f.) Royle (Hydrocharitaceae), "The Perfect Aquatic Weed". Castanea 61: 293-304.
• Lawson Hall, T.; Rothera, B. 1995. Hydrangeas: a gardeners' guide. Timber Press, Portland, OR. , 160 pages.
• Mallet, C.; Mallet, R.; Trier, H. van 1992. Hydrangeas: species and cultivars. Centre d' Art Floral, Varengeville. , 110 pages.
• McClintock, E. 1957. A monograph of the genus Hydrangea. Proc. Calif. Acad. Sci. 29: 147-256.
• McClintock, E. 1956. New combinations in Hydrangea. J. Arnold Arbor. 37: 373-4.
• McClintock, E. 1957. Hydrangeas. Natl. Hort. Mag. 36: 270-9.
• McFarland, J. H. 1932. Three distinctive American shrubs. New Fl. & Silva 4: 221-4.
• Pilatowski, R. E. 1982. A taxonomic study of the Hydrangea arborescens complex. Castanea 47: 84-98.
• Pilatowski, R. E. 1981. A taxonomic study of the Hydrangea arborescens complex (Saxifragaceae). ASB Bull. 28(2): 72. (Abstract of paper, 42nd Ann. Meeting of the Assoc. of Southeastern Biologists, Knoxville, TN)
• Pilatowski, R. E. 1979. A preliminary look at the Hydrangea arborescens complex (Saxifragaceae). ASB Bull. 26(2): 95. (Abstract)
• Pilatowski, R. E. 1980. A taxonomic study of the Hydrangea arborescens complex. M.S. Thesis North Carolina State Univ., Raleigh, NC45 p.
• Robertson, C. 1892. Flowers and insects. IX. Bot. Gaz. 17: 269-276.
• Roels, P.; Ronse Decraene, L. P.; Smets, E. F. 1997. A floral ontogenetic investigation of the Hydrangeaceae. Nordic J. Bot. 17: 235-54.
• Samain, M. S. et.al. 2010. Unraveling extensive paraphyly in the genus Hydrangea s. l. with implications for the systematics of the tribe Hydrangeeae. Syst. Bot. 35: 593-600.
• Schoennagel, E. 1931. Chromosomenzahl unf Phylogenie der Saxifragaceen. Bot. Jahrb. Syst. 64: 266-88.
• Small, J. K.; Rydberg, P. A. 1905. Hydrangeaceae. N. Amer. Fl. 22: 159-78.
• Spongberg, S. A. 1972. The genera of Saxifragaceae in the southeastern United States. J. Arnold Arbor. 53: 409-498.
• St. John, H. 1921. A critical revision of Hydrangea arborescens. Rhodora 23(273): 203-9.
• Stern, W. L. 1978. Comparative anatomy and systematics of woody Saxifragaceae: Hydrangea. J. Linn. Soc. Bot. 76(2): 83-113.
• Taylor, L. A. 1940. Plants used as curative by certain southeastern tribes. Part I. Plants used medicinally. Bot. Mus., Cambridge. , 88 pages.