"Sexual Reproduction in Ophioglossum crotalophoroides" in American Fern Journal

"Log Fern (Dryopteris celsa) and Related Species in Louisiana" in Castanea

"The Natural History of Ophioglossum palmatum in South Florida" in American Fern Journal

"The gametophytes of Ophioglossum Palmatum L." in American Journal of Botany

"Gametophytes and Young Sporophytes of Ophioglossum Crotalophoroides Walt" in American Journal of Botany

"Large gametophytes of equisetum-hyemale in Northern California" in American Fern Journal

"Pollination biology of Listera Cordata (Orchidaceae)" in American Journal of Botany

"The Effectiveness of Fungus Gnats as Pollinators" in American Journal of Botany

"Ant Dispersal of a Neotropical Forest Floor Gesneriad" in Biotropica

"Food-Foraging Behavior of Male Euglossini (Hymenoptera: Apidae): Vagabonds or Trapliners?" in Biotropica

"Seed dispersal of Trillium Ovatum (Liliaceae) in second-growth redwood forests" in American Journal of Botany

"A Re-Evaluation of a Green-Flowered Asarum (Aristolochiaceae) from Southern Oregon" in Brittonia

"Pollen foraging by bumblebees: Foraging patterns and efficiency on Lupinus polyphyllus" in Oecologia

"The Status of Asarum Marmoratum (Aristolochiaceae)" in Brittonia

"Estimation of self-fertilization rate and allelic frequencies in diploidized tetraploids" in Heredity

"Natural Hybridization in Western Gooseberries (ribes subgenus grossularia: grossulariaceae)" in Madrono

"Morphometric Evidence of Hybrid Swarms in Mixed Populations of Polystichum munitum and P. imbricans (Dryopteridaceae)" in Systematic Botany

"Pollination biology of asarum hartwegii (aristolochiaceae): an evaluation of Vogel's mushroom fly hypothesis" in Madrono

"Molecular Confirmation of Hybrid Swarms in the Fern Genus Polystichum (Dryopteridaceae)" in Systematic Botany

"Evidence for natural selection in a fern hybrid zone" in American Journal of Botany

"The Radiation of Calochortus: Generalist Flowers Moving through a Mosaic of Potential Pollinators" in Oikos

"Pollination biology of Darlingtonia Californica (Sarraceniaceae), the California Pitcher Plant" in Madrono

"The potential for phenological mismatch between a perennial herb and its ground-nesting bee pollinator" in AoB Plants

"Silene Nelsonii, a new large-flowered species from the Trinity River area of Northwestern California, USA, and a re-evaluation of S. Bolanderi Gray" in Madrono

"Correction to Silene Nelsonii, a new large-flowered species from the Trinity River area of Northwestern California, USA, and a re-evaluation of S. Bolanderi Gray" in Madrono

"Host-switching by a bee where its usual pollen host is not present: Diadasia diminuta (Cresson, 1878) (Apidae: Eucerinae: Emphorini) uses the rare mallow, Iliamna latibracteata Wiggins (Malvaceae), as its pollen host in northwestern California and southwestern Oregon" in Pan-Pacific Entomologist