New York Metropolitan Flora

Family: Hydrangeaceae

Hydrangea paniculata
Hydrangea paniculata   Sieb.  -  Hydrangea
Photo © by Brooklyn Botanic Garden
Taken by G. A. Kalmbacher, 1976.

By Science Staff

Not peer reviewed

Last Modified 04/08/2013

Key to the genera of Hydrangeaceae

1. Leaf teeth 0.5-2 mm in length...Hydrangea
1. Leaf teeth less than 0.5 mm in length...2

2. Leaves with 3 principle veins, lacking stellate hairs...Philadelphus
2. Leaves with 1 principle vein, with stellate hairs...Deutzia

List of Hydrangeaceae Genera

Deutzia Hydrangea Philadelphus

References to Hydrangeaceae

  • Allen, R. C. 1932. Factors influencing the flower color of hydrangeas. Proc. Amer. Soc. Hort. Sci. 28: 410-2.
  • Bangham, W. 1929. The chromosomes of some species of the genus Philadelphus. J. Arnold Arbor. 10: 167-9.
  • 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.
  • Don, D. 1826. Observations on Philadelpheae and Granateae, two new families of plants. Edinburgh New Philos. J. 1: 132-5.
  • Eaton, R. J. 1929. Hydrangea paniculata naturalized in Massachusetts. Rhodora 31(361): 18-9. (see follow up in Rhodora 31(372):254-255. 1929.)
  • Gelius, L. 1967. Studies concerning the floral development of the Saxifragales sensu lato with special consideration of the androeceum. Bot. Jahrb. Syst. 87: 253-303. (In German, English summary)
  • 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.
  • Hu, S. Y. 1954. A monograph of the genus Philadelphus. J. Arnold Arbor. 35:275-333; 36:52-109, 325-368; 37:15-90
  • 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.
  • Hufford, L.; Moody, M. L.; Soltis, D. E. 2001. A phylogenetic analysis of Hydrangeaceae based on sequences of the plastid gene MATK and their combination with RBCL and morphological data. Int. J. Plant Sci. 162: 835-846.
  • Koehne, E. 1904. Zur Kenntnis der Gattung Philadelphus. Mitt. Deutsch. Dendrol. Ges. 13: 76-86.
  • 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.
  • Morgan, D. R.; Soltis, D. E. 1993. Phylogenetic relationships among members of Saxifragaceae sensu lato based on rbcL sequence data. Ann. Missouri Bot. Gard. 80: 631-660.
  • 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.
  • Rickett, H. W. 1944. Inflorescence of Philadelphus. Amer. Midl. Naturalist 31: 759-62.
  • 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.
  • Soltis, D. E.; Xiang, Q. Y.; Hufford, L. 1995. Relationships and evolution of Hydrangeaceae based on rbcL sequence data. Amer. J. Bot. 82(4): 504-14.
  • Southwick, E. E. et.al. 1981. Nectar production composition energetics and pollinator attractiveness in spring flowers of western New York USA. Amer. J. Bot. 68: 994-1002.
  • 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.
  • Styer, C. H.; Stern, W. L. 1979. Comparative anatomy and systematics of woody Saxifragaceae: Philadelphus. J. Linn. Soc. Bot. 79: 267-89.
  • Styer, C. H.; Stern, W. L. 1979. Comparative anatomy and systematics of woody Saxifragaceae: Deutzia. J. Linn. Soc. Bot. 79: 291-319.
  • Taylor, L. A. 1940. Plants used as curative by certain southeastern tribes. Part I. Plants used medicinally. Bot. Mus., Cambridge. , 88 pages.
  • Tippo, O. 1938. Comparative anatomy of the Moraceae and their presumed allies. Bot. Gaz. 100: 1-99.
  • Wright, D. 1980. Philadelphus. The Plantsman 2(2): 104-16.
  • Xiang, Q. Y.; Soltis, D. E.; Soltis, P. S. 1998. Phylogenetic relationships of Cornaceae and close relatives inferred from matK and rbcL sequences. Amer. J. Bot. 85: 285-97. (Also Nyssacea & Hydrangeaceae)
  • Zaikonnikova, T. I. 1975. A key to the species of the genus Deutzia Thunberg (Saxifragaceae). Baileya 19: 133-44.