What is the difference between: 1) Miscanthus sinensis ‘Autumn Red’ and 2)Miscanthus sinensis ‘Purpurascens’ And what’s the difference between Maiden Hair Autumn Red and Flame Grass ornamental grass Because you have Flame Grass as being Miscanthus s

Autumn Red Maiden Grass, Miscanthus sinensis features bold plumes of coral-pink flowers rising above the foliage in late summer. The silver seed heads are carried on showy plumes displayed in abundance from early fall to late winter. Grows to 3ft Zone 3a.

Miscanthus ‘Purpurascens’ has stunning green foliage gradually developing shades of brilliant red-orange with creamy white plumes. 5ft Zone 3

Maiden Hair Red Grass, also of the Miscanthus sinensis/Maiden Grass family; similar to the Autumn Red noted above.

Flame Grass, also Miscanthus ‘Purpurascens’ – really synonymous with line 2 definition.