Humulus lupulus L. or Hops

Humulus lupulus L. Cannabinaceae. Common hops. Information from James A. Duke. 1983. Handbook of Energy Crops


Humulus lupulus L. is a perennial herbaceous vine with horizontal and vertical roots. The horizontal roots spread out at depth of 20 to 30 cm and give rise to fibrous roots in the upper layers of...

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In the Field: Botany in the Wild

Fieldwork, while extremely important to the study of botany, is not always pleasant. Botanists put themselves in many difficult situations when going into the field to collect. They face dangerous terrain, unpredictable weather, annoying insects, uncomfortable travel conditions, and exposure to disease.. Botanists venture into new territories, scale giant trees, hang off rocky cliffs, and even dive underwater in search of new plants.



Photographic Materials

The Botany Libraries photograph collection holds more than 1,500 images of botanists and their families, the exploration for and collection of specimens, plants of economic importance, and group portraits of assemblies at botanical meetings. 

Additional photographs can be found in other collections of personal papers. Please consult the terms regarding use of these images; a permission form may be required. Please contact the Archivist with...

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Theodor Holmskjold’s Danish Fungi


Theodor Holmskjold's Beata Ruris Otia Fungis Danicis,  [Happy Resting Periods in the Country Studying Danish Fungi] is a two volume work detailing previously known and newly described fungi and includes stunning illustrations by Johann Adolf Neander and Johann Christoffer Bayer.


William Lawrence White (1908-1952) Papers

This collection includes correspondence related to mycological research and Farlow Herbarium business; manuscripts of some of White's articles; photographs of specimens related to White's research and articles; charts and graphs showing results of experiments; and course materials, research notes, and other papers related to his own school work, courses he taught, his research, and his involvement in professional organizations.