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Flowers: petals 12–18 mm wide; anthers magenta, fresh pollen blue-gray. 2n = 14.


Phenology: Flowering Jun–Jul.
Habitat: Yellow-pine forests.
Elevation: 400–1700 m.

Discussion

Subspecies mildrediae is known only from the Feather River drainage in the foothills of the southern Cascade–northern Sierra Nevada ranges in Butte, Plumas, Yuba, and barely Sierra counties, but is relatively abundant within that area. Nevertheless, it is listed as rare by the California Native Plant Society.

Selected References

None.

Lower Taxa

None.
Harlan Lewis† +  and Peter C. Hoch +
(A. Heller) H. Lewis & M. E. Lewis +
straight +
1 +  and 3 +
Phaeostoma mildrediae +
indehiscent +  and loculicidal +
denticulate +  and entire +
elliptic +  and ovate +
3 cm30 mm <br />0.03 m <br /> (6 cm60 mm <br />0.06 m <br />) +
pedicellate +  and sessile +
curved +  and straight +
indehiscent +  and loculicidal +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
elongated +
0.1 cm1 mm <br />0.001 m <br /> (?) +
400–1700 m. +
basifixed +  and versatile +
campanulate +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
protandrous +  and bisexual +
pedicellate +  and sessile +
curved +  and straight +
indehiscent +  and loculicidal +
terete +, 4-angled +, clavate +, fusiform +, cylindrical +  and elongate +
Yellow-pine forests. +
unicellular-papillose +
deciduous +
subterete +
numerous +  and 1 +
0 cm0 mm <br />0 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
spotted +, darker flecked +  and reddish purple +
11mm +  and 25mm +
unlobed +  and obdeltate +
constricted +
1.2 cm12 mm <br />0.012 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
1.5 cm15 mm <br />0.015 m <br /> (4 cm40 mm <br />0.04 m <br />) +
Flowering Jun–Jul. +
basal +  and cauline +
several +  and 1 +
clavate +  and globose +
scaly-echinate +
gray +  and brown +
few +  and numerous +
sculptured +  and smooth +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
pink +  and purplish red +
deciduous +
0 +  and 1 +
parenchymatous +
parietal +, axile +  and placentation +
1 +, 4 +  and 2 +
unequal +
aquatic +, amphibious +  and terrestrial +
subequal +
2 times as many or as many as sepals +
unbranched +  and sparsely branched +
decumbent +  and prostrate +
slender +  and stout +
0 cm0 mm <br />0 m <br /> (100 cm1,000 mm <br />1 m <br />) +
petiolate +  and sessile +
intrapetiolar +
aquatic +, amphibious +  and terrestrial +
Clarkia mildrediae subsp. mildrediae +
Clarkia mildrediae +
subspecies +
3(-5)-aperturate +
smooth +  and erose +
papillate +