Heuchera parviflora var. puberula

(Mackenzie & Bush) E. F. Wells

Rhodora 81: 577. 1979,.

Endemic
Basionym: Heuchera puberula Mackenzie & Bush Rep. (Annual) Missouri Bot. Gard. 16: 103. 1905
Treatment appears in FNA Volume 8. Treatment on page 90.
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Leaves: petiole densely short stipitate-glandular; blade surfaces densely short stipitate-glandular, hairs to 0.6 mm. Hypanthia densely short stipitate-glandular. 2n = 14.


Phenology: Flowering Jul–Sep.
Habitat: Shaded or north-facing sandstone or limestone ledges or rock undercuts
Elevation: 200-500 m

Discussion

Variety puberula is uniformly short stipitate-glandular and is mostly restricted to the Ozark Mountains of Arkansas and Missouri, plus sites in central Kentucky and southern Indiana.

Selected References

None.

Lower Taxa

None.
Elizabeth Fortson Wells +  and Barbara Greene Shipes +
(Mackenzie & Bush) E. F. Wells +
Heuchera puberula +
Ark. +, Ind. +, Ky. +  and Mo. +
200-500 m +
Shaded or north-facing sandstone or limestone ledges or rock undercuts +
Flowering Jul–Sep. +
Heuchera parviflora var. puberula +
Heuchera parviflora +
variety +