Heuchera micrantha var. hartwegii

(S. Watson ex Wheelock) Rosendahl

Bot. Jahrb. Syst. 37(2, Beibl. 83): 77. 1905,.

Endemic
Basionym: Heuchera pilosissima var. hartwegii S. Watson ex Wheelock Bull. Torrey Bot. Club 17: 195. 1890 (as hartwegi)
Synonyms: Heuchera hartwegii (S. Watson ex Wheelock) Rydberg
Treatment appears in FNA Volume 8. Treatment on page 92. Mentioned on page 91.

Leaves: petiole short-stipitate-glandular mixed with long-stipitate-glandular; blade pentagonal or heptagonal, deeply lobed. Inflorescences long-stipitate-glandular. Flowers: hypanthium broadly turbinate, 1.5–4.7 × 1.5–3.8 mm, long-stipitate-glandular; sepals 0.5–1.3 mm, apex rounded to acute; petals 0.3–0.7 mm wide; styles 1.8–4.2 mm. 2n = 14, 28.


Phenology: Flowering Apr–Jul.
Habitat: Redwood or pine forest over sandstone, granite, or serpentine soils
Elevation: 0-1600 m

Discussion

Variety hartwegii occurs in the Coast Ranges.

Selected References

None.

Lower Taxa

None.

"full" is not a number.

epigynous +, perigynous +  and hypogynous +
rounded +  and acute +
Elizabeth Fortson Wells +  and Barbara Greene Shipes +
(S. Watson ex Wheelock) Rosendahl +
cordate +
Heuchera pilosissima var. hartwegii +
not papillose +
dentate +, serrate +  and entire +
glandular-ciliate +  and ciliate +
lobed +, heptagonal +  and pentagonal +
2.5 cm25 mm <br />0.025 m <br /> (10 cm100 mm <br />0.1 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.85 cm8.5 mm <br />0.0085 m <br />) +
3-carpellate +  and 2-carpellate +
ebracteate +, bracteate +  and 2-300(-1000+)-flowered +
Calif. +, Oreg. +  and Wash. +
0-1600 m +
unisexual +  and bisexual +
bearing 1-5 cauline leaves +  and leafless +
6 cm60 mm <br />0.06 m <br /> (57 cm570 mm <br />0.57 m <br />) +
2-3(-4)-beaked +  and folliclelike +
Redwood or pine forest over sandstone, granite, or serpentine soils +
multicellular +
tinged with red +  and greenish white +
1.5mm;4.7mm +
long-stipitate-glandular +
0.1 cm1 mm <br />0.001 m <br /> (0.49 cm4.9 mm <br />0.0049 m <br />) +
1.5mm;3.8mm +
long-stipitate-glandular +
bracteate +, not secund +  and 100-1000-flowered +
dense +  and diffuse +
opposite +  and alternate +
rounded +
entire +  and dentate +
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 +
pale-pink +  and white +
distinct +
unlobed +  and oblanceolate +
0.16 cm1.6 mm <br />0.0016 m <br /> (0.33 cm3.3 mm <br />0.0033 m <br />) +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
peltate +  and jointed +
short-stipitate-glandular +
Flowering Apr–Jul. +
unequal +
Bot. Jahrb. Syst. +
straight +
muricate +, cellular-rugulose +, tuberculate +, pitted +, papillate +  and wrinkled +
ellipsoid +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.08 cm0.8 mm <br />8.0e-4 m <br />) +
red-tipped +  and green +
distinct +
spreading +  and nearly erect +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.13 cm1.3 mm <br />0.0013 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 +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.42 cm4.2 mm <br />0.0042 m <br />) +
long-stipitate-glandular +  and glabrous +
Heuchera hartwegii +
Heuchera micrantha var. hartwegii +
Heuchera micrantha +
variety +
glandular-ciliate +  and ciliate +
crenate +  and dentate +
annual +, biennial +  and perennial +