Tag Archives: Helianthus porteri

Helianthus porteri (Porter’s Sunflower) Survives Drought at Rocky Face Mountain

Posted on September 30, 2015 by B. W. Wells Association

Helianthus porteri, Porter’s Sunflower, is a highly specialized sunflower endemic to the harsh conditions of granitic outcrops.  It is found at only two  sites in North Carolina.  One of these is a low elevation granitic dome called Rocky Face Mountain, in … Continue reading →

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Granitic Flatrocks and Leaf Shape

Posted on August 13, 2013 by B. W. Wells Association

The granitic flatrock ecosystem imposes harsh conditions on the resident plant communities in the heat of summer. Plant foliage must tolerate intense sunlight from the open sky, and reflected light and heat from the rock surface. Thin, narrow foliage is … Continue reading →

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Helianthus porteri in Alexander County with Notes on Protected Status

Posted on January 11, 2013 by B. W. Wells Association

Rocky Face Mountain is a low elevation granitic dome lying in the upper Piedmont region of Alexander County, North Carolina.  Helianthus porteri (Porter’s Sunflower) is found here in great abundance, its late fall golden yellow blooms dominating the flora of … Continue reading →

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Helianthus porteri at Mitchell Mill

Posted on October 13, 2012 by B. W. Wells Association

In The Natural Gardens of North Carolina, B. W. Wells describes eleven major natural communities in North Carolina, each with discrete ecological habitats.  Dr. Wells also states in the introduction to the book, “Close observation within these various communities discloses … Continue reading →

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