How to Tell Apart Mini-guide << view all mini guides P L A N T S Sheep Laurel Kalmia angustifolia Bog Laurel Kalmia polifolia Download PDF Text by Glen Mittelhauser Photos by Glen Mittelhauser Design by Celeste Mittelhauser Share Related Mini Guides Mini Guide Black Elderberry vs. Red Elderberry by Glen Mittelhauser Mini Guide New York Fern vs. Hay-scented Fern by Susan Cottle Mini Guide Beach-head Iris vs. Blue Iris by Glen Mittelhauser