Heuchera parviflora var. parviflora

Endemic
Synonyms: Heuchera missouriensis Rosendahl Heuchera parviflora var. rugelii
Treatment appears in FNA Volume 8. Treatment on page 90.

Leaves: petiole sparsely to densely long-stipitate-glandular; blade surfaces sparsely to densely long-stipitate-glandular abaxially, sparsely short-stipitate-glandular adaxially, hairs 0.7–2.5 mm. Hypanthia densely long-stipitate-glandular. 2n = 14.


Phenology: Flowering Jul–Sep.
Habitat: Shaded or north-facing sandstone or limestone ledges or rock undercuts
Elevation: 300-800 m

Distribution

V8 169-distribution-map.gif

Ala., Ill., Ind., Ky., Miss., Mo., N.C., S.C., Tenn., Va., W.Va.

Discussion

Variety parviflora is sparsely to densely long stipitate-glandular on petioles, peduncles, and abaxial leaf surfaces. It is the more widespread variety in the species, occupying a large area in the southern Appalachian Mountains and Interior Plateau east of the Mississippi River and in Missouri.

Selected References

None.

Lower Taxa

None.

"full" is not a number.

epigynous +, perigynous +  and hypogynous +
rounded +  and obtuse +
Elizabeth Fortson Wells +  and Barbara Greene Shipes +
Bartling +
cordate +
not papillose +
dentate +, serrate +  and entire +
glandular-ciliate +  and ciliate +
3-9-lobed +, polygonal +, oblong +, cordate +, ovate +, orbiculate +  and reniform +
short-stipitate-glandular +  and long-stipitate-glandular +
0.2 cm2 mm <br />0.002 m <br /> (0.57 cm5.7 mm <br />0.0057 m <br />) +
3-carpellate +  and 2-carpellate +
unbranched +  and branched +
ebracteate +, bracteate +  and 2-300(-1000+)-flowered +
Ala. +, Ill. +, Ind. +, Ky. +, Miss. +, Mo. +, N.C. +, S.C. +, Tenn. +, Va. +  and W.Va. +
300-800 m +
unisexual +  and bisexual +
bearing 1-5 cauline leaves +  and leafless +
9 cm90 mm <br />0.09 m <br /> (45 cm450 mm <br />0.45 m <br />) +
2-3(-4)-beaked +  and folliclelike +
Shaded or north-facing sandstone or limestone ledges or rock undercuts +
multicellular +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
pink +  and white +
long-stipitate-glandular +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.32 cm3.2 mm <br />0.0032 m <br />) +
bracteate +, not secund +  and 100-1000-flowered +
dense +  and diffuse +
opposite +  and alternate +
5-7-lobed +, reniform +  and orbiculate +
3 cm30 mm <br />0.03 m <br /> (13 cm130 mm <br />0.13 m <br />) +
rounded +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
crassinucellate +, unitegmic +  and bitegmic +
epigynous +, perigynous +  and hypogynous +
pink +  and white +
distinct +
unlobed +  and oblanceolate +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
peltate +  and jointed +
long-stipitate-glandular +
Flowering Jul–Sep. +
unequal +
Index Seminum (Göttingen) +
dark-brown +
straight +
muricate +, cellular-rugulose +, tuberculate +, pitted +, papillate +  and wrinkled +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.06 cm0.6 mm <br />6.0e-4 m <br />) +
green-tipped +
distinct +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.13 cm1.3 mm <br />0.0013 m <br />) +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.32 cm3.2 mm <br />0.0032 m <br />) +
unbranched +  and branched +
persistent +
horizontal +  and erect +
0 cm0 mm <br />0 m <br /> (0.01 cm0.1 mm <br />1.0e-4 m <br />) +
connate +  and distinct +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
short-stipitate-glandular +  and long-stipitate-glandular +
Heuchera missouriensis +  and Heuchera parviflora var. rugelii +
Heuchera parviflora var. parviflora +
Heuchera parviflora +
variety +
glandular-ciliate +  and ciliate +
crenate +  and dentate +
annual +, biennial +  and perennial +