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colleagues paintbrush, collegial paintbrush

Wallowa paintbrush, yellow paintbrush, yellow Wallowa Indian paintbrush, yellowish or common Wallowa paintbrush

Habit Herbs, perennial, 1.1–2.8 dm; from a woody caudex; with a taproot. Herbs, perennial, (0.5–)1–2(–5) dm; from a woody caudex; with a taproot.
Stems

few to many, erect or ascending, short-decumbent at base, unbranched, hairs dense, spreading to erect, ± short, soft, usually stipitate-glandular, longer ones sometimes eglandular.

few to many, erect or ascending, often decumbent at base, unbranched, sometimes branched, hairs spreading, long, soft, mixed with dense, shorter stipitate-glandular ones.

Leaves

pale green to dull reddish maroon, linear to linear-lanceolate, 0.8–3.5 cm, not fleshy, margins plane, slightly involute, 0–3(–5)-lobed, apex acuminate;

lateral lobes ascending to spreading, linear-lanceolate, usually arising from distal 1/2 of blade, usually narrower than central lobe, apex acuminate to acute.

green or purple-tinged, sometimes deep purple, broadly lanceolate, sometimes linear-lanceolate or narrowly oblong, 1.5–4.8 cm, not fleshy, margins plane, flat or involute, 0–3-lobed, apex acute;

lobes ascending or spreading, linear to narrowly linear or narrowly lanceolate, short, apex acuminate.

Inflorescences

10–40(–80 with age) × 0.5–2.5 cm;

bracts pale cream to pale greenish yellow throughout, often partly to entirely suffused with dull reddish purple to maroon, especially proximally, along veins, and with age, sometimes distal apices pale, dullish red, lanceolate to ovate, usually 3-lobed, central lobe sometimes with short teeth;

lobes spreading-ascending, linear-lanceolate, short to medium length, arising at or above mid length, apex acute.

3–17 × 1–3 cm;

bracts greenish or pale yellow-green throughout, or proximally greenish or pale yellow-green, distally pale yellow to whitish, sometimes pink-purple, or pale, dull purplish, sometimes aging pink or yellow, often infused with light purple, rarely pink, ovate to broadly acute, (0–)3-lobed;

lobes ascending, linear-lanceolate, oblong, or triangular, short, arising below mid length, apex acute to obtuse.

Corollas

straight, 16.5–25 mm;

tube 12–18 mm;

beak scarcely exserted, adaxially pale green to yellowish, 3–7 mm;

abaxial lip green, not inflated, grooved, 2.5 mm, 33–50% as long as beak;

teeth slightly incurved, white, 1 mm.

straight, (16–)20–25 mm;

tube 15–18 mm;

beak slightly exserted, adaxially green to yellow, 5.5–8.5 mm;

abaxial lip white, green and white, pink, or purple, ± prominent, appressed (proximally scarcely or not pouched), 3–5 mm, 67% as long as beak;

teeth erect, white or pink with some purple or red, 1.5–2.5 mm.

Calyces

pale cream to pale greenish yellow, sometimes reddish violet to maroon on distal segments and/or with a thin vertical strip of pale reddish violet to maroon along veins, 11–20 mm;

abaxial and adaxial clefts 7–12 mm, 60% of calyx length, deeper than laterals, lateral 0.5–1 mm, 5–10% of calyx length;

lobes triangular, apex acute to obtuse.

proximally green, pale with green veins, purple-tinged green, or purple, distally pale yellow, white, or purplish, 12–20 mm;

abaxial and adaxial clefts 8–12 mm, 50% of calyx length, deeper than laterals, lateral 0.5–3 mm, 5–15% of calyx length;

lobes short-triangular, apex obtuse, rounded, or truncate.

Castilleja collegiorum

Castilleja chrysantha

Phenology Flowering late Jun–Jul. Flowering May–Oct.
Habitat Hummocks and margins of moist to wet meadows. Flat, mesic meadows, dry talus and ridges, montane to alpine.
Elevation 1700–1800 m. (5600–5900 ft.) 1100–2800 m. (3600–9200 ft.)
Distribution
from FNA
OR
[WildflowerSearch map]
from FNA
OR
[WildflowerSearch map]
[BONAP county map]
Discussion

Castilleja collegiorum is endemic to a large meadow system in the southern Cascade Range of Klamath County. It is similar to C. cryptantha in Washington and C. lemmonii in California but differs from both in structural details of the inflorescence, calyx, bracts, and leaves.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Castilleja chrysantha is endemic to the mountains of northeastern Oregon, and its patterns of variation need further study. Most plants in the Blue Mountains are taller, more erect, and tolerate lower elevation habitats than populations around the type locality in the Wallowa Mountains. Plants with purplish inflorescences and longer hairs were described as C. ownbeyana and tend to favor drier talus and ridges than plants like the type, found in flat, mesic, montane to subalpine meadows. Hybrids between C. chrysantha and C. fraterna occur in Wallowa County. In the Wallowa Mountains, a recurrent and variable hybrid form between C. chrysantha and C. rhexiifolia was described as C. wallowensis Pennell.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 17, p. 598. FNA vol. 17, p. 596.
Parent taxa Orobanchaceae > Castilleja Orobanchaceae > Castilleja
Sibling taxa
C. affinis, C. ambigua, C. angustifolia, C. applegatei, C. aquariensis, C. arachnoidea, C. attenuata, C. brevilobata, C. brevistyla, C. campestris, C. cervina, C. chambersii, C. chlorotica, C. christii, C. chromosa, C. chrymactis, C. chrysantha, C. cinerea, C. citrina, C. coccinea, C. covilleana, C. crista-galli, C. cryptantha, C. cusickii, C. densiflora, C. dissitiflora, C. disticha, C. elata, C. elegans, C. elmeri, C. exserta, C. flava, C. foliolosa, C. fraterna, C. genevieveana, C. glandulifera, C. gleasoni, C. gracillima, C. grisea, C. haydenii, C. hispida, C. hololeuca, C. hyperborea, C. indivisa, C. integra, C. kaibabensis, C. kerryana, C. kraliana, C. lacera, C. lanata, C. lasiorhyncha, C. lassenensis, C. latifolia, C. lemmonii, C. leschkeana, C. levisecta, C. linariifolia, C. lindheimeri, C. lineariloba, C. lineata, C. litoralis, C. lutescens, C. martini, C. mendocinensis, C. mexicana, C. miniata, C. minor, C. mogollonica, C. mollis, C. montigena, C. nana, C. nelsonii, C. nervata, C. nivea, C. occidentalis, C. oresbia, C. organorum, C. ornata, C. pallescens, C. pallida, C. parviflora, C. parvula, C. patriotica, C. peckiana, C. peirsonii, C. pilosa, C. plagiotoma, C. praeterita, C. pruinosa, C. puberula, C. pulchella, C. purpurascens, C. purpurea, C. raupii, C. revealii, C. rhexiifolia, C. rigida, C. rubicundula, C. rubida, C. rupicola, C. salsuginosa, C. scabrida, C. schizotricha, C. septentrionalis, C. sessiliflora, C. subinclusa, C. suksdorfii, C. tenuiflora, C. tenuis, C. thompsonii, C. tomentosa, C. uliginosa, C. unalaschcensis, C. victoriae, C. viscidula, C. wightii, C. wootonii, C. xanthotricha
C. affinis, C. ambigua, C. angustifolia, C. applegatei, C. aquariensis, C. arachnoidea, C. attenuata, C. brevilobata, C. brevistyla, C. campestris, C. cervina, C. chambersii, C. chlorotica, C. christii, C. chromosa, C. chrymactis, C. cinerea, C. citrina, C. coccinea, C. collegiorum, C. covilleana, C. crista-galli, C. cryptantha, C. cusickii, C. densiflora, C. dissitiflora, C. disticha, C. elata, C. elegans, C. elmeri, C. exserta, C. flava, C. foliolosa, C. fraterna, C. genevieveana, C. glandulifera, C. gleasoni, C. gracillima, C. grisea, C. haydenii, C. hispida, C. hololeuca, C. hyperborea, C. indivisa, C. integra, C. kaibabensis, C. kerryana, C. kraliana, C. lacera, C. lanata, C. lasiorhyncha, C. lassenensis, C. latifolia, C. lemmonii, C. leschkeana, C. levisecta, C. linariifolia, C. lindheimeri, C. lineariloba, C. lineata, C. litoralis, C. lutescens, C. martini, C. mendocinensis, C. mexicana, C. miniata, C. minor, C. mogollonica, C. mollis, C. montigena, C. nana, C. nelsonii, C. nervata, C. nivea, C. occidentalis, C. oresbia, C. organorum, C. ornata, C. pallescens, C. pallida, C. parviflora, C. parvula, C. patriotica, C. peckiana, C. peirsonii, C. pilosa, C. plagiotoma, C. praeterita, C. pruinosa, C. puberula, C. pulchella, C. purpurascens, C. purpurea, C. raupii, C. revealii, C. rhexiifolia, C. rigida, C. rubicundula, C. rubida, C. rupicola, C. salsuginosa, C. scabrida, C. schizotricha, C. septentrionalis, C. sessiliflora, C. subinclusa, C. suksdorfii, C. tenuiflora, C. tenuis, C. thompsonii, C. tomentosa, C. uliginosa, C. unalaschcensis, C. victoriae, C. viscidula, C. wightii, C. wootonii, C. xanthotricha
Synonyms C. ownbeyana
Name authority J. M. Egger & S. Malaby: Phytoneuron 2015-33: 1, figs. 1–3, 9[left]. (2015) Greenman: Bot. Gaz. 48: 146. (1909)
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