Cascadia nuttallii

(Small) A. M. Johnson

Corrig. 1927 ,.

Common names: Nuttall’s saxifrage
Basionym: Saxifraga nuttallii Small Bull. Torrey Bot. Club 23: 368. 1896,
Treatment appears in FNA Volume 8. Treatment on page 49.

Stems branched proximal to middle, slender. Leaves largest along middle of stems; petiole distinct, 1–6 mm; blade 3–20 mm. Pedicels filiform. Flowers: sepals erect, triangular, apex acute; petals elliptic to obovate, 3–6 mm, much longer than sepals. Capsules 2–5 mm. 2n = 16.


Phenology: Flowering spring–summer.
Habitat: Wet, shaded cliffs and ledges, sometimes coastal or near waterfalls, mossy mats, wet rocks, moist crevices
Elevation: 0-1200 m

Discussion

Cascadia nuttallii is found from the coastal mountains to the western slopes of the Cascade Range, from extreme northwestern California to southwestern Washington. The accepted species name was validated in a correction slip attached to reprints of Johnson’s article describing Cascadia.

Selected References

None.

Lower Taxa

None.

"widened" is not a number.

... more about "Cascadia nuttallii"
epigynous +, perigynous +  and hypogynous +
pinnate +  and palmate +
Luc Brouillet +
(Small) A. M. Johnson +
attenuate +  and rounded +
Saxifraga nuttallii +
dentate +, serrate +  and entire +
glandular-ciliate +  and ciliate +
unlobed +, ovate +  and lanceolate +
0.3 cm3 mm <br />0.003 m <br /> (2 cm20 mm <br />0.02 m <br />) +
2-beaked +  and folliclelike +
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
3-carpellate +  and 2-carpellate +
Nuttall’s saxifrage +
ebracteate +, bracteate +  and 2-300(-1000+)-flowered +
Calif. +, Oreg. +  and Wash. +
0-1200 m +
flattened +
bracteate +  and 2-4-flowered +
unisexual +  and bisexual +
4 cm40 mm <br />0.04 m <br /> (40 cm400 mm <br />0.4 m <br />) +
2-3(-4)-beaked +  and folliclelike +
Wet, shaded cliffs and ledges, sometimes coastal or near waterfalls, mossy mats, wet rocks, moist crevices +
multicellular +
stipitate-glandular +, red +  and glabrous +
free +  and adnate +
racemiform +  and paniculiform +
opposite +  and alternate +
largest +
3-toothed +
semi-inferior +
0 cm0 mm <br />0 m <br /> (?) +
crassinucellate +, unitegmic +  and bitegmic +
epigynous +, perigynous +  and hypogynous +
distinct +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
peltate +  and jointed +
0.1 cm1 mm <br />0.001 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Flowering spring–summer. +
unequal +
straight +
muricate +, cellular-rugulose +, tuberculate +, pitted +, papillate +  and wrinkled +
distinct +
triangular +
unbranched +  and branched +
persistent +
horizontal +  and erect +
slender +
connate +  and distinct +
Cascadia nuttallii +
Cascadia +
species +
not +, stoloniferous +  and rhizomatous +