Viburnum lantana L. and Viburnum opulus L. (V. lobatum Lam., Opulus vulgaris Borkh.) - Kollmann - 2002 - Journal of Ecology - Wiley Online Library
Renew Life Adult Cleanse - Cleanse More, Herbal & Mineral Formula - Overnight Constipation Relief - Gluten, Dairy & Soy Free - 30 Vegetarian Capsules (Package May Vary) - Walmart.com
An updated index to genera, species, and infraspecific taxa of Neotropical Annonaceae - Maas - 2011 - Nordic Journal of Botany - Wiley Online Library
Femina Flora | La Boite à Grains
Gymnosperms of Laos - Averyanov - 2014 - Nordic Journal of Botany - Wiley Online Library
Carduus nutans (nodding thistle) | CABI Compendium
new species | Blog
SEINet Portal Network - Utricularia subulata
Melampyrum cristatum L. – a rare river corridor plant in Wielkopolska and Poland
Pigweeds | CALS
Carduus nutans (nodding thistle) | CABI Compendium
Pigweeds | CALS
Vera Flora Farm - Flowers - Gilsum, NH - WeddingWire
Swamp Cedars” of Spring Valley
College News | CoAS | Drexel University
Vera Flora Farm - Flowers - Gilsum, NH - WeddingWire
Gymnosperms of Laos - Averyanov - 2014 - Nordic Journal of Botany - Wiley Online Library
