Sibbaldiopsis tridentata [Three-toothed Cinquefoil]

[Andrea B.]

Blum, A.G. (2014) Sibbaldiopsis tridentata (Aiton) Rydb. (Rosaceae) Three-toothed Cinqefoil. Flowers photographed in ultraviolet and visible light. http://www.ultraviol...hed-cinquefoil/

 

Wonderland Trail, Acadia National Park, Mount Desert Island, Maine, USA

18 July 2010

Wildflower

 

Synonyms:

• Potentilla tridentata Aiton
  
• Sibbaldia tridentata (Aiton) Paule & Soják
  

Comment:

S. tridentata was recently moved from genus Potentilla to become the sole member of genus Sibbaldiopsis. The plant forms a mat if left to grow undisturbed and is often used as a cultivated groundcover. The 5-petaled white flower is uniformly UV-dark.

 

Reference:

1. New England Wild Flower Society (2014) Sibbaldiopsis tridentata. Three-toothed Cinquefoil. https://gobotany.new...sis/tridentata/

 

Equipment [Nikon D700-broadband + Novoflex 35mm f/3.5 Noflexar]

 

Visible Light [f/8 for 1/200" @ ISO 1600 in Sunlight with Baader UVIR-Block Filter]

 

Visible Light [f/8 for 1/200" @ ISO 2010 in Sunlight with Baader UVIR-Block Filter]

 

Ultraviolet Light [f/8 for 1/8" @ ISO 1250 with Nichia 365nm UV-Led and Baader UV-Pass Filter]