Five Year Index to Oklahoma Native Plant R ecord Volume 8 4 A Floristic Study of the Vascular Plants of the Gypsum Hills and Redbed Plains Area of Southwestern Oklahoma, 1975 M. S. thesis, Susan C. Barber 37 Updated List of Taxa for Vascular Plants of the Gypsum Hills and Redbed Plains Area of Southwestern Oklahoma, Susan C. Barber 45 Updated Flora of the Wichita Mountains Wildlife Refuge Keith A. Carter, Pablo Rodriguez, and Michael T. Dunn 57 Common Spring Mushrooms of Oklahoma, Clark L. Ovrebo and Nancy S. Weber 61 Fern Habitats and Rare Ferns in Oklahoma, Bruce A. Smith 67 Tribute to Paul Buck, Constance Murray Volume 9 4 Vascular Plants of Southeastern Oklahoma from San Bois to the Kiamichi Mountains, 1969 Ph. D. dissertation, F. Hobart Means 38 Composition and Structure of Bottomland Forest Vegetation at the Tiak Research Natural Area, McCurtain County, Oklahoma, Bruce W. Hoagland and Newell A. McCarty 59 Is Seedling Establishment Very Rare in the Oklahoma Seaside Alder, Alnus maritime ssp. oklahomensis? Stanley A. Rice and J. Phil Gibson 64 Whatever Happened to Cheilanthes horridula and Cheilanthes lindheimeri in Oklahoma? Bruce A. Smith 70 Critic’s Choice Essay: Invasive Plants Versus Oklahoma’s Biodiversity, Chadwick A. Cox Volume 10 4 The Identification of Some of the More Common Native Oklahoma Grasses by Vegetative Characters, 1950 M. S. thesis, William Franklin Harris 34 The Vascular Flora of Hale Scout Reservation, LeFlore County, Oklahoma Bruce W. Hoagland and Amy K. Buthod 54 The Toxicity of Extracts of Tephrosia virginiana (Fabaceae) in Oklahoma, Mary Gard 65 Four Western Cheilanthoid Ferns in Oklahoma, Bruce A. Smith 77 Critic’s Choice Essay: Being a Method Proposed for the Ready Finding ... To What Sort Any Plant Belongeth, Ronald J. Tyrl Volume 11 4 Survey of the Vascular Flora of the Boehler Seeps and Sandhills Preserve, Ph. D. dissertation, Linda Gatti Clark 22 Schoenoplectus hallii, S. saximontanus, and the Putative S. hallii x S. saximontanus Hybrid: Observations from the Wichita Mountains Wildlife Refuge and the Fort Sill Military Reservation from 2002- 2010, Marian Smith and Paul M. McKenzie 33 Spatial Genetic Structure of the Tallgrass Prairie Grass Dichanthelium oligosanthes (Scribner’s panicum), Molly J. Parkhurst, Andrew Doust, Margarita Mauro-Herrera, Janette A. Steets, and Jeffrey M. Byrnes 43 The Effects of Removal of Juniperus virginiana L. Trees and Litter from a Central Oklahoma Grassland, Jerad S. Linneman, Matthew S. Allen, and Michael W. Palmer 61 The Changing Forests of Central Oklahoma: A Look at the Composition of the Cross Timbers Prior to Euro-American Settlement, in the 1950s and Today, Richard E. Thomas and Bruce W. Hoagland 75 Critic’s Choice Essay: Some Thoughts on Oklahoma Plants and Summer 2011’s Exceptional Drought, Leslie E. Cole Volume 12 4 Possible Mechanisms of the Exclusion of Johnson Grass by Tall Grass Prairies, M. S. thesis, Marilyn A. Semtner 33 A Preliminary Pawnee Ethnobotany Checklist, C. Randy Ledford 43 Vascular Flora of Alabaster Caverns State Park, Cimarron Gypsum Hills, Woodward County, Oklahoma, Gloria M. Caddell and Kristi D. Rice 63 A Comparison of the Composition and Structure of Two Oak Forests in Marshall and Pottawatomie Counties, Bruce Smith 69 Critic’s Choice Essay: Virtual Herbaria Come of Age, Wayne Elisens Oklahoma Native Plant Society P.O. Box 14274 Tulsa, Oklahoma 74159-1274 _________________________________________________________________________ In this issue of Oklahoma Native Plant Record Volume 13, December 2013: _________________________________________________________________________ 4 Ecology and Taxonomy of Water Canyon, Canadian County, Oklahoma, M. S. thesis Constance A. Taylor 29 A Checklist of the Vascular Flora of the Mary K. Oxley Nature Center, Tulsa County, Oklahoma Amy K. Buthod 48 Smoke-Induced Germination in Phacelia strictaflora Stanley A. Rice and Sonya L. Ross 55 Critic’s Choice Essay: A Calvacade of Oklahoma Botanists in Oklahoma - Contributors to our Knowledge of the Flora of Oklahoma Ronald J. Tyrl and Paula A. Shryock Five Year Index to Okla homa Native Plant R ecord – inside back cover