1. Floristics
2. Holiday Botany
3. General Botany
4. Miscellaneous
5. Research
6. University Life

• How Fast is Santa Claus? 
• Santa Claus and Hallucinogenic Mushrooms
• Trees for the Christmas Season
• Pumpkins, Turnips and Halloween
• Winterberry: A Plant for the Holly-Days
• Parasites Are Welcome for Christmas
• Two poems for Valentine's Day

Floristic Studies - Central Minnesota (menu)

• Common Woody Plants of St. John's (pdf)
• Checklist of Trees & Shrubs of St. John's University and the College of St. Benedict
• Checklists of fungi - St. John's University
• Brief History and Preliminary Checklist of the "Big Woods Natural Area," St. Cloud (MN)
• Preliminary Checklist of Plants of Heritage Park, St. Cloud (MN)
• Botanical Report:  Plum Creek Regional Park (St. Cloud, MN)
• Flora of Site 80 (St. Cloud, MN)
• Partch Woods:  Checklist of Species
• Orchids in the Arboretum (Sagatagan Seasons 9 (4): 3, Autumn 2006).

• "The floral charms of St. John's:  A Survey of Botanical Communities," article co-authored with P Melchior for  Understanding Home - a volume produced by the CSB/SJU Environmental Studies program (E Diedrich, ed).

Maple Syrup

• Summary of Maple Sap Data Collected  - Spring 2000
• Maple Syrup Crystal Ball
• Summary of 2005 Season
• Bibliography of Articles about the St. John's Maple Syrup Operation
• Does Sap Flow Better During Holy Week? (submitted to Maple Syrup Digest; Jan 2006)
• Making Maple Syrup at St. John's: Records show shifts in 'Sticky Business' (published in Headwaters 23: 25 - 38)
• Maple Syrup:  St. John's Sweetest Springtime tradition (submitted to Understanding Home, edited by E Diedrich; Fall 2006)
• Maple syrup is not just about pancakes.  Notes from presentation to the Royal Society of Western Australia, 15 May, 2006, published in the Quandong 32 (3): 16 - 18 (2006)
• St. John's Maple Syrup Operation:  Sap Raw Data 1942 - 2009
• St. John's Maple Syrup Operation:  Syrup Raw Data 1942 - 2009
• The Mystery of Maple Sap Flow - Minnesota Yard & Garden News - University of Minnesota Extension Service; 1 April, 2009 (link to article).
• Find Your Sugar Shack - speech at the College of St. Benedict Convocation, August 2008

General Botany  (menu)

• Prairie Restoration at St. John's
• Tips for the Wild Foods Forager
• The Refectory Guardian - Sagatagan Seasons
• Morality in the Herbarium
• Field Identification of Wildflowers
• How Do They Do It? (adaptations of conifers to winter); link to published essay in Sagatagan Seasons
• Buckthorn is my favorite plant.  Not!
• Fall Colors: Behind the Green Curtain
• Winter Weed ID
• Fruits vs. vegetables (letter to the St. Cloud Times, 1991)
• Plant Families for Gardeners
• "Airborne pollen and mold spores in central Minnesota" - poster presented at the Pan-American Aerobiology Association Conference, Tulsa (OK) with M Zenzen & B Hoffman; June 2005 (pdf)
• Snow White and the Winter Wake-Up Call - Sagatagan Seasons
• It takes a village - Sagatagan Seasons
• "The Doctrine of Signatures Challenge."  Analytical and Bioanalytical Chemistry 389 (1): 3 - 9.  Published online, Tuesday, July 24, 2007 with Dr. K Sharpless (pdf)
• "Airborne pollen and mold spores during the winter months in central Minnesota (USA)" - poster presented at the Pan-American Aerobiology Association Conference, State College, Pennsylvania (June 2007).  With A Soutar & J Turtle. (pdf)
• The Lusty Spring Wildflowers - submitted to Sagatagan Seasons (Feb 08)

Research (excl botany)  (menu)

• The Biology of Resurrection:  Life after death in the fungi

• Making Time for Christmas

Miscellaneous  (menu)

• Statement of Teaching Philosophy (Jan '07)
• The Lorax and the Oak Hill Woods, St. Cloud, MN
• Biological Consequences of the Proposed 24th St. Corridor on the Big Woods Natural Area
• Cats on Campus
• Aristotle & Walking on the Grass (essay related to the tragedy of the commons)
• What would an "Environmental President" have done? (response to the first Gulf War, with Dr. E Diedrich)
• Take Two Aspirins and Call me in the Morning (essay about Gaia, response to a lecture by Dr. P Nelson, 1990)

• Justification for an environmental studies program at CSB/SJU (letter submitted to The Record, 1991; pdf)