Castilleja pilosa var. longispica

(A. Nelson) N. H. Holmgren in A. Cronquist et al.

Intermount. Fl. 4: 480. 1984.

Common names: White paintbrush
IllustratedEndemic
Basionyms: Castilleja longispica A. Nelson Bull. Torrey Bot. Club 26: 480. 1899
Treatment appears in FNA Volume 17. Treatment on page 645. Mentioned on page 643.

Stems: hairs spreading or retrorse and curved, soft. Leaf lobes ascending-spreading. Inflorescences 2–16 cm; bracts proximally light green, or yellow-green, sometimes becoming pink or dull purple, with margins or distal portions pale-yellow, sometimes soft pink or buff, 3–5 (–9) -lobed; lobes erect, sometimes spreading, short to medium length, arising near or above mid length. Calyces 9–15 (–20) mm; abaxial and adaxial clefts 2–7 mm, 40–45% of calyx length, lateral 2–5.5 mm, 40–50% of calyx length; lobes linear or narrowly triangular. Corolla beaks 4–7 mm; abaxial lip proximally green or pale-yellow, sometimes dull purple, distally white to sometimes pink, 2.5–5 mm, 50–85% as long as beak; teeth white to pale-yellow, rarely pink. 2n = 24, 48, 96.


Phenology: Flowering Jun–Aug.
Habitat: Moist to dry meadows, sagebrush steppes, woodlands, rocky slopes, ridges, montane.
Elevation: 1700–2000 m.

Discussion

Variety longispica is distributed across central and southeastern Idaho, as well as adjacent Montana and Wyoming. This variety is often somewhat variable in color within populations, ranging from pale greenish yellow to various shades of pale pink to pale purple.

Selected References

None.

Lower Taxa

None.

"short to medium" is not a number.

96 +, 48 +  and 24 +
0.2 cm2 mm <br />0.002 m <br /> (0.55 cm5.5 mm <br />0.0055 m <br />) +
pink +, white to sometimes +, white +, pale-yellow +  and green +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Rounded (?) +, Acute (?) +, Obtuse (?) +  and Acuminate (?) +
J. Mark Egger +, Peter F. Zika +, Barbara L. Wilson +, Richard E. Brainerd +  and Nick Otting +
(A. Nelson) N. H. Holmgren in A. Cronquist et al. +
Castilleja longispica +
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
not +, leathery +  and fleshy +
wavy-margined +
buff;pink;soft;purple;dull;pink;yellow-green;light green;yellow-green;light green +
3-5(-9)-lobed +
1.5 cm15 mm <br />0.015 m <br /> (2 cm20 mm <br />0.02 m <br />) +
proximally whitish +  and pale green distally green whitish pink or yellowish +
2-lobed +, lobed +  and tubular +
0.9 cm9 mm <br />0.009 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
taprooted;fibrous-rooted or rhizomatous +
fleshy +  and woody +
subequal +
0.2 cm2 mm <br />0.002 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
White paintbrush +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
purple +, pink +, red +, orange +, yellow +, white +, green +  and pale greenish +
1.4 cm14 mm <br />0.014 m <br /> (2.3 cm23 mm <br />0.023 m <br />) +
Idaho +, Mont. +  and Wyo. +
1700–2000 m. +
spreading-hairy +  and glabrous +
2 +  and 1 +
indehiscent +, septicidal +, loculicidal +  and dehiscence +
Moist to dry meadows, sagebrush steppes, woodlands, rocky slopes, ridges, montane. +
retrorse +  and spreading +
stipitate-glandular +
wavy +  and curly +
2 cm20 mm <br />0.02 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
axillary +  and terminal +
2 cm20 mm <br />0.02 m <br /> (16 cm160 mm <br />0.16 m <br />) +
spiral +, whorled +, alternate +  and opposite +
5.5 cm55 mm <br />0.055 m <br /> (8 cm80 mm <br />0.08 m <br />) +
green +  and purple +
deciduous +
basal +  and cauline +
linear;lanceolate +
1 cm10 mm <br />0.01 m <br /> (5.5 cm55 mm <br />0.055 m <br />) +
not fleshy +
above mid lobes +, arising +, spreading +  and erect +
3 +, 2 +  and 4 +
triangular +  and linear +
subequal +
short to long +
0-5(-7)-lobed +, plane +  and more or less wavy +
tenuinucellate +  and unitegmic +
campylotropous-like +
Flowering Jun–Aug. +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Intermount. Fl. +
20 +  and 100 +
trapezoidal +, oblong-ovoid +, pyramidal +  and ovoid +
Illustrated +  and Endemic +
non-secund +  and secund +
elongate +
subequal +
unbranched +  and branched +
aerial +  and subterranean +
ascending +  and erect +
several;many +
not fleshy +
2-lobed +  and entire +
Euchroma +  and Oncorhynchus +
Castilleja pilosa var. longispica +
Castilleja pilosa +
variety +
pink +, white +  and pale-yellow +
shallow;deep +
reduced +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +