Mary Ann Heacock

Mary Ann Elizabeth Heacock (1915-2011), commonly known as Mary Ann Heacock, was an avocational botanist who collected plants and inspired the work of many horticulturists and plant societies.

She was born on 11 June 1915 in Marthaville, Louisiana, USA, and died on 23 July 2011 in Waurika, Oklahoma.

Some of the plant species and cultivars Heacock had a special role in identifying or developing include:


 * Pinus ponderosa 'Mary Ann Heacock', a dwarf pine
 * Opuntia debreczyi, a prickly pear
 * Penstemon grandiflorus 'P010S', Prairie Jewel® penstemon