Appendices & Glossary - Botanical Research Institute of Texas

1478 LITERATURE CITED/RICHARDSON
RICHARDSON, F.D. 1980. Ecology of Ruppia maritima L. in
New Hampshire (U.S.A.) tidal marshes. Rhodora
82:403–439.
RICKETT, H.W. 1969. Wildflowers of the United States, Vol.
3: Texas (in two parts). Published for the New York
Bot. Garden by McGraw Hill Book Co., New York.
RICKETTS, T.H. and E. DINERSTEIN. 1999 [cited in a quote
as Ricketts et al. 1999a]. Terrestrial ecoregions of
North America. Island Press, Washington, D.C.
RICO-GRAY, V. 1991. Ruppiaceae de la Peninsula de
Yucatán, México. Phytologia 71:433–435.
RIDLEY, M. 1996. Evolution. Blackwell Science, Cambridge,
MA.
RIESEBERG, L.H. and L. BROUILLET. 1994. Are many plant
species paraphyletic? Taxon 43:21–32.
RIESEBERG, L.H. and J.M. BURKE. 2001. The biological
reality of species: Gene flow, selection, and collective
evolution. Taxon 50:47–67.
RIGGINS, R.L. 1969. The annual cleistogamous species of
Sporobolous. M.S. thesis, Iowa State Univ., Ames.
RIGGINS, R.L. 1977. A biosystematic study of the
Sporobolus asper complex (Gramineae). Iowa State J.
Res. 51:287–321.
RILEY, H.P. 1938. A character analysis of colonies of Iris
fulva, Iris hexagona var. giganticaerulea and natural
hybrids. Amer. J. Bot. 25:727–738.
RISKIND, D.H. and O.B. COLLINS. 1975. The Blackland Prairie
of Texas: Conservation of representative climax
remnants. In: M.K. Wali, ed. Prairie: A multiple view.
Pp. 361–367. Univ. of North Dakota Press, Grand Forks.
RISKIND, D.H. and J. MORELAND. 1973. The woody vegetation
of the Buescher Division. Univ. of Texas System
Cancer Center, Extramural Programs Division,
Environmental Science Park, Smithville, TX.
RISSER, P.G. 1995. The status of the science examining
ecotones. Bioscience 45:318–325.
RISSER, P.G., E.C. BIRNEY, H.D. BLOCKER, S.W. MAY, W.J.
PARTON, and J.A. WIENS. 1981. The true prairie ecosystem.
Hutchinson Ross Publishing Co., Stroudsburg,
PA.
ROALSON, E.H. and K.W. ALLRED. 1997. Vegetative proliferation
in Polypogon monspeliensis (Gramineae). Aliso
16:81.
ROALSON, E.H., J.T. COLUMBUS, and E.A. FRIAR. 2001.
Phylogenetic relationships in Cariceae (Cyperaceae)
based on ITS (nrDNA) and trnT-L-F (cpDNA) region
sequences: Assessment of subgeneric and sectional
relationships in Carex with emphasis on section
Acrocystis. Syst. Bot. 26:318–341.
ROALSON, E.H. and E.A. FRIAR. 2000. Infrageneric classification
of Eleocharis (Cyperaceae) revisited: Evidence
from the internal transcribed spacer (ITS) region of
nuclear ribosomal DNA. Syst. Bot. 25:323–336.
ROBBINS, R.L. 2002. Hesperaloe. In: Flora of North America
Editorial Committee, eds. Fl. North Amer. 26:441–442.
Oxford Univ. Press, New York and Oxford.
ROBERTS, O.M. 1881. A description of Texas. Gilbert Book
Co., St. Louis, MO.
ROBERTS, O.M. 1893. San Augustine and the Redlands
of East Texas, their early settlement by an intelligent
population, with their influence upon the affairs of
Texas, both in peace and war. Historical lecture, May
26, 1893.
ROBERTSON, K.R. (KENNETH). Personal communication.
Specialist in Erythronium (Liliaceae). Illinois Natural
History Survey, Champaign, IL.
ROBERTSON, K.R. 1966. The genus Erythronium (Liliaceae)
in Kansas. Ann. Missouri Bot. Gard. 53:197–204.
ROEMER, F. 1849. Texas, with particular reference to German
immigration and the physical appearance of
the country. Translated from the German by O. Mueller.
Standard Printing Co., San Antonio, TX. Reprinted
1983 by the German-Texan Heritage Soc. Texian
Press, Waco, TX.
ROGERS, G.K. 1983. The genera of Alismataceae in the
southeastern United States. J. Arnold Arbor. 62:
383–420.
ROGERS, G.K. 1984. The Zingiberales (Cannaceae,
Marantaceae, and Zingiberaceae) in the southeastern
United States. J. Arnold Arbor. 65:5–55.
ROLFSMEIER, S.B. 1995. Keys and distributional maps for
Nebraska Cyperaceae, Part 1: Bulbostylis, Cyperus,
Dulichium, Eleocharis, Eriophorum, Fimbristylis, Fuirena,
Lipocarpha, and Scirpus. Trans. Nebraska Acad. Sci.
22:27–42.
ROMERO-GONZÁLEZ, G.A., G.C. FERNÁNDEZ-CONCHA,
R.L. DRESSLER, L.K. MAGRATH, and G.W. ARGUS.
2002. Orchidaceae [Family description]. In: Flora of
North America Editorial Committee, eds. Fl. North
Amer. 26:490–494. Oxford Univ. Press, New York and
Oxford.
ROMINGER, J.M. 1962. Taxonomy of Setaria (Gramineae)
in North America. Illinois Biol. Monogr. 29:1–132.
ROMINGER, J.M. 2003. Setaria. In: M.E. Barkworth, K.M.
Capels, S. Long, and M.B. Piep, eds. Fl. North Amer.
25:539–558. Oxford Univ. Press, New York and Oxford.
RONSHEIM, M.L. 1997. Distance-dependent performance
of asexual progeny in Allium vineale (Liliaceae). Amer.
J. Bot. 84:1279–1284.
RONSHEIM, M.L. and J.D. BEVER. 2000. Genetic variation
and evolutionary trade-offs for sexual and asexual
reproductive modes in Allium vineale (Liliaceae).
Amer. J. Bot. 87:1769–1777.
ROSATTI, T.J. 1987. The genera of Pontederiaceae in the
southeastern United States. J. Arnold Arbor. 68:35–
71.
ROSE, F.L. and R.W. STRANDTMANN. 1986. Wildflowers of
the Llano Estacado. Taylor Publishing Co., Dallas, TX.
ROSEN, D.J. 2000. Cryptocoryne beckettii (Araceae), a new
aquatic plant in Texas. Sida 19:399–401.
ROSEN, D.J. 2001. Carex abscondita (Cyperaceae:
Careyanae) in Louisiana. Sida 19:727–729.