Photographic image
Pycnanthemum virginianum (L.) T. Durand & B. D. Jacks. (common mountain mint), flowers
August 1990
Armstrong, Patricia K.
Photographic image
Rudbeckia hirta L. (black-eyed Susan), close-up of flowerOctober 6 1990
Armstrong, Patricia K.
Document
1990/05/02: Brother Augustine Kossuth to Michael SpravkaMay 2 1990
Kossuth, Brother Augustine
Photographic image
Arabis drummondii A. Gray (Drummond's rockcress), leaves and flowers on stemsMarch 1990
Kohout, Kitty
Photographic image
Aristolochia manshuriensis Komar. (Manchurian pipe vine), flowerMay 1990
Nachel, Jim
Photographic image
Asclepias tuberosa L. (butterfly weed), close-up of habitJuly 23 1990
Gutenstein, Hanns
Photographic image
Symphyotrichum sericeum (Vent.) G.L. Nesom (silky aster), habitSeptember 1990
Nachel, Jim
Photographic image
Symphyotrichum sericeum (Vent.) G.L. Nesom (silky aster), close-up of flower on stemSeptember 1990
Nachel, Jim
Photographic image
Symphyotrichum sericeum (Vent.) G.L. Nesom (silky aster), close-up of flower stalksSeptember 1990
Nachel, Jim
Photographic image
Symphyotrichum sericeum (Vent.) G.L. Nesom (silky aster), close-up of flowersSeptember 1990
Nachel, Jim
Photographic image
Symphyotrichum sericeum (Vent.) G.L.Nesom (silky aster), habitSeptember 1990
Nachel, Jim