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Arizona or southern mountains paintbrush, Rincon Mountain Indian paintbrush

elegant Indian paintbrush, elegant paintbrush

Habit Herbs, perennial, 2.5–8(–10) dm; from a woody caudex; with a taproot or branched root system. Herbs, perennial, 0.5–3 dm; from a woody caudex; with a slender taproot.
Stems

few to many, ascending to erect, unbranched or often strongly and diffusely branched distally, hairs sparse to dense, spreading to matted, long proximally on stem, becoming puberulent distally, ± stiff, eglandular, often mixed with retrorse shorter ones.

few to several, ascending to erect, or slightly decumbent at base, unbranched, hairy, sometimes glabrate near base, hairs erect-ascending, whitish or yellowish, long, soft, eglandular, mixed with shorter stipitate-glandular ones, especially distally.

Leaves

green, linear-lanceolate or narrowly to broadly lanceolate, 2–6.5(–8) cm, not fleshy, margins plane, flat to involute, 0(–3)-lobed, apex acute;

lobes ascending, lanceolate, apex acute to obtuse.

green to sometimes purple-tinged, lanceolate to narrowly oblong, (1.2–)2–6(–9) cm, not fleshy, margins plane, sometimes ± wavy, flat to ± involute, 0-lobed, sometimes 3-lobed distally, immediately below inflorescence, apex acuminate to caudate;

lobes ascending to erect, linear to lanceolate, lateral lobes narrower than central, apex acuminate.

Inflorescences

(2.5–)5–15 × 2–4.5 cm;

bracts proximally greenish, distally scarlet to red or orange-red, rarely yellow or crimson, veins usually yellow or yellow-green, contrasting conspicuously with base color, lanceolate or elliptic to oblanceolate or obovate, 0–3(–5)-lobed;

lobes ascending, lanceolate to triangular, medium length, arising above mid length, apex rounded to obtuse.

1.5–9 × 1.5–3 cm;

bracts purple to pink-purple or reddish purple throughout, sometimes proximally purple to pink-purple or reddish purple, distally whitish or pale pink, oblong to lanceolate or narrowly ovate, (0–)3–7-lobed;

lobes spreading-ascending, linear-lanceolate, narrow, short or long, arising near or above mid length, center lobe apex rounded to sometimes acute, lateral ones acute.

Corollas

slightly curved, 15–35 mm, subequal to calyx or beak partially to strongly exserted;

tube 15–17 mm;

beak adaxially yellowish green, 10–16 mm;

abaxial lip green, reduced, ± pouched, 0.5–1.5 mm, 4–10% as long as beak;

teeth incurved, deep green, 0.7–1 mm.

straight, 18–28 mm;

tube 17–20 mm;

abaxial lip generally visible between calyx lobes, sometimes exserted above them, beak exserted;

beak adaxially green, yellowish green, or purplish green, 4–8 mm;

abaxial lip purple or magenta, medium sized, often visible through or above abaxial cleft, pouches 3, slightly inflated, 3–5.5 mm, 50+% as long as beak;

teeth ascending, purple or magenta, 1–1.5 mm.

Calyces

mostly yellowish throughout, with a thin reddish apex, 15–27 mm;

abaxial clefts (5–)9–11 mm, adaxial 4.5–9.5 mm, clefts 25–50% of calyx length, deeper than laterals, lateral 2–4 mm, 10–20% of calyx length;

lobes linear-lanceolate to triangular, apex acute to acuminate, rarely ± obtuse.

yellow to yellow-green, rarely purplish to dull red throughout, 19–25 mm;

abaxial and adaxial clefts 10–17 mm, 60–70% of calyx length, deeper than laterals, lateral (2–)5–8 mm, 20–25% of calyx length;

lobes narrowly oblong to lanceolate, apex rounded or obtuse, sometimes acute.

2n

= 24.

= 24.

Castilleja nelsonii

Castilleja elegans

Phenology Flowering Jun–Oct. Flowering Jun–Aug.
Habitat Rocky slopes, meadows, riparian zones, moist ground in open forests, montane to subalpine. Meadows, tundra, fell fields, moraines, talus, rocky slopes, shrub thickets, gravel bars, lakeshores.
Elevation 1900–3100 m. (6200–10200 ft.) 0–2000 m. (0–6600 ft.)
Distribution
from FNA
AZ; NM; Mexico (Chihuahua, Durango, Nayarit, Sonora)
[WildflowerSearch map]
from FNA
AK; MB; NT; NU; QC; YT; e Asia (Russian Far East)
[BONAP county map]
Discussion

Castilleja nelsonii is fairly common in the upper elevations of the so-called sky island ranges from central and eastern Arizona to adjacent New Mexico, southward into the Sierra Madre Occidental, at least as far south as southern Chihuahua, where the type collection was obtained on Cerro Mohinora. Although it was long known in the United States as C. austromontana, the name C. nelsonii has priority. Some specimens from southern Coconino County, Arizona, approach C. miniata, but most material is easily separable. Castilleja nelsonii occasionally hybridizes with C. mogollonica in Apache County, Arizona, near the border of the range of the former.

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

Castilleja elegans is a characteristic species of the arctic and arctic-alpine regions. Its eastern and western limits are poorly understood, due to confusion with the similar species C. raupii to the east and south, and with C. rubra (Drobow) Rebristaya in eastern Asia. All three are part of a morphologically variable complex of recently evolved and poorly differentiated entities informally known as the C. pallida complex, after the first-described member of the group. Some reports of C. elegans in eastern Canada are here referred to C. septentrionalis. A recent collection of C. elegans from the northern Canadian Rocky Mountains is apparently disjunct, though it may also suggest its wider presence in Alberta.

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

Source FNA vol. 17, p. 633. FNA vol. 17, p. 604.
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. 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. 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. chrysantha, 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. 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. austromontana C. pallida subsp. elegans
Name authority Eastwood: Proc. Amer. Acad. Arts 44: 579. (1909) Malte: Rhodora 36: 187. (1934)
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