Bibiography:  Reference Listing
for the Rubiaceae

Anderson, W. R. 1971. The correct spelling of the generic name Mitracarpus (Rubiaceae). Taxon 20:643.

Darwin, S.P. 1976. The subfamilial, tribal and subtribal nomenclature of the Rubiaceae Taxon 25:595-610.

Dempster, L. T. 1973. The polygamous species of the genus Galium (Rubiaceae) section Laphogalium of México and southwestern United States. University California publications in Botany 64:1-36.

Dempster, L. T. 1976. Galium mexicanum (Rubiaceae) of Central America and western North America. Madroño 23:378-386.

Lewis, W. A. 1972. Hedyotis correllii (Rubiaceae): a new Texas species. Brittonia 24:395-397.

Lewis, W.H. 1958 [1959]. Chromosomes of the east Texas Hedyotis (Rubiaceae) SouthW. Naturalist 3:204-207.

Lewis, W.H. and R.L. Oliver. 1974. Revision of Richardia (Rubiaceae) Brittonia 26:271-301.

McGregor, R.L. and R.E. Brooks. 1986. Rubiaceae. In: Great Plains Flora Association Flora of the Great Plains Pp. 816-823, Univ. Press of Kansas, Lawrence.

Pedersen, T. M. 1972. Cyperus rigens Presl subsp. Cephalanthus (Torrey & Hooker) T. M. Pedersen. De Darwiniana 17:539.

Puff, C. 1976. The Galium trifidum group (Galium sect. Aparinoides, Rubiaceae). Canadian Journal of Botany 54:1911-1925.

Puff, C. 1977. The Galium obtusum group, Galium sect. Aparinoides, (Rubiaceae). Bulletin of the Torrey Botanical Club 104:202-208.

Puff, C. 1991. Revision of the genus Paederia L. (Rubiaceae-Paederieae) in America. Opera Botanica Belgique 3:325-333.

Ridsdale, C.E. 1976. A revision of the tribe Cephalantheae (Rubiaceae) Blumea 23:177-188.

Rogers, G. K. 1987. The genera of Cinchonoideae (Rubiaceae) in the southeastern United States. Journal of the Arnold Arboretum 68(2):137-183.

Shinners, L.H. 1949k. Transfer of Texas species of Houstonia to Hedyotis (Rubiaeae) Field & Lab. 17:166-169.

Standley, P.C. 1918-1934. Rubiaceae N. Amer. Fl. 32:1-300.

Terrell, E. E. 1975. New combinations in Houstonia (Rubiaceae). Phytologia 31:425-426.

Terrell, E. E. 1979. New species and combinations in Houstonia (Rubiaceae). Brittonia 31:164-169.

Terrell, E. E. 1988. Nomenclatural notes on Houstonia (Rubiaceae). Phytologia 65:119-121.

Terrell, E. E. 1990. Synopsis of Oldenlandia (Rubiaceae) in the United States. Phytologia 68:125-133.

Terrell, E. E. 1991. Overview and annotated list of North American species of Hedyotis, Houstonia, Oldenlandia (Rubiaceae), and related genera. Phytologia 71(3):212-243.

Terrell, E. E. 1996b. Taxonomic notes on Texan and Mexican species of Hedyotis and Houstonia (Rubiaceae). Phytologia 81(2):108-114. Note: this volume is marked August 1996 but was not published until May 1997.

Terrell, E.E. 1986a. Nomenclatural notes on Hedyotis rosea Rafinesque and a new combination in Houstonia Rhodora 88:389-397.

Terrell, E.E. 1986b. Taxonomic and nomenclatural notes on Houstonia nigricans (Rubiaceae) Sida 11:471-481.

Terrell, E.E. 1996a. Revision of Houstonia (Rubiaceae-Hedyotideae) Syst. Bot. Monogr. 48:1-118.

Terrell, E.E., W.H. Lewis, H. Robinson, and J.W. Nowicke. 1986. Phylogenetic implications of diverse seed types, chromosome numbers, and pollen morphology in Houstonia (Rubiaceae) Amer. J. Bot. 73:103-115.

Turner, B. L. 1995c. Taxonomic overview of Hedyotis nigricans (Rubiaceae) and closely allied taxa. Phytologia 79(1): 12-21. Note: this volume is marked July 1995 but was not published until February 1996.

Turner, B. L. 1995d. Hedyotis pooleana (Rubiaceae), a new species from the Dead Horse Mountains, Trans-Pecos Texas. Phytologia 79(2): 93-96. Note: this volume is marked August 1995 but was not published until May 1996.

Verdcourt, B. 1976. Rubiaceae (Part 1). In: R.M. Polhill, ed;Fl. Tropical East Africa Pp. 1-414 Crown Agents for Oversea Governments and Administrations, London, U.K.

Ward, D. B. 1976. Mitracarpus (Rubiaceae), a genus new to Florida and eastern North America. Rhodora 78:674-681.

Weatherby, C.A. and S.F. Blake. 1916. Galium pilosum and its varieties Rhodora 18:190-195.

Wunderlin, R. P. 1979. Notes on Spermacoce and Mitracarpus (Rubiaceae) in southeastern United States. Phytologia 41:313-316.