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giant lousewort, Gray's lousewort

Indian warrior

Habit Plants 75–150 cm. Plants 10–50 cm.
Leaves

basal 2–4, blade lanceolate, 150–250 x 80–120 mm, 2-pinnatifid, margins of adjacent lobes nonoverlapping, entire or serrate, surfaces glabrous or hirsute;

cauline 4–10, blade triangular to lanceolate, 60–300 x 5–90 mm, undivided or 1- or 2-pinnatifid, margins of adjacent lobes nonoverlapping, 2-serrate, surfaces glabrous.

basal 1–10, blade lanceolate, 30–200 x 20–70 mm, 2-pinnatifid, margins of adjacent lobes nonoverlapping or extensively overlapping distally, 1-serrate, surfaces glabrous, hispid, or downy, abaxial veins downy;

cauline 4–20, blade lanceolate, 15–250 x 5–100 mm, 2-pinnatifid, margins of adjacent lobes nonoverlapping or extensively overlapping distally, serrate, surfaces glabrous or hispid to downy.

Racemes

simple, sometimes paniculate, 1–3, exceeding basal leaves, each 10–50-flowered;

bracts linear or narrowly lanceolate to subulate, 15–80 x 3–8 mm, undivided, proximal margins entire, distal entire or serrate, surfaces hispid to tomentose.

simple, 1–5, exceeding basal leaves, each 10–50-flowered;

bracts lanceolate, 10–35 x 3–5 mm, undivided to pinnatifid distally, proximal margins entire, surfaces glabrous.

Pedicels

0–1 mm.

2–4 mm.

Flowers

calyx 10–15 mm, hispid to hirsute, lobes 5, triangular, 4–7 mm, apex entire, ciliate;

corolla 22–30 mm, tube light yellow, greenish yellow, or light pink, 10–15 mm;

galea light yellow, greenish yellow, or light pink, with purple to red veins, 9–15 mm, beakless, margins entire medially, 1-toothed distally, apex arching over abaxial lip;

abaxial lip light yellow or light pink, with purple veins, 9–15 mm.

calyx 12–24 mm, downy, lobes 5, narrowly triangular, 5.5–7.5 mm, apex entire, ciliate;

corolla 23–43 mm, tube dark red, purple, or orange-yellow, 9–17 mm;

galea dark red, purple, or orange-yellow, 14–26 mm, beakless, margins entire medially and distally, apex straight;

abaxial lip dark red, purple, or orange-yellow, 3–7 mm.

2n

= 32.

Pedicularis procera

Pedicularis aurantiaca

Phenology Flowering Jul–Aug. Flowering Apr–Jun.
Habitat Moist alpine meadows, aspen groves. Mixed coniferous forests.
Elevation 2400–4000 m. (7900–13100 ft.) 600–2100 m. (2000–6900 ft.)
Distribution
from FNA
AZ; CO; NM; SD; UT; WY
[WildflowerSearch map]
[BONAP county map]
from FNA
CA; OR
[BONAP county map]
Discussion

Although Pedicularis grayi A. Nelson appears in older floras, the name is superfluous and illegitimate. Pedicularis procera Adams ex Steven 1822 is invalid.

Pedicularis procera is the tallest species of Pedicularis in North America. Because the leaves closely resemble those of P. bracteosa, smaller plants can be easily mistaken for this species.

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

Pedicularis aurantiaca is distinguished from P. densiflora by smaller abaxial lip lobes and longer calyces.

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

Source FNA vol. 17, p. 529. FNA vol. 17, p. 514.
Parent taxa Orobanchaceae > Pedicularis Orobanchaceae > Pedicularis
Sibling taxa
P. angustifolia, P. attollens, P. aurantiaca, P. bracteosa, P. canadensis, P. capitata, P. centranthera, P. chamissonis, P. contorta, P. crenulata, P. cystopteridifolia, P. densiflora, P. dudleyi, P. flammea, P. furbishiae, P. groenlandica, P. hirsuta, P. howellii, P. labradorica, P. lanata, P. lanceolata, P. langsdorffii, P. lapponica, P. oederi, P. ornithorhyncha, P. ornithorhynchos, P. palustris, P. parryi, P. parviflora, P. pennellii, P. pulchella, P. racemosa, P. rainierensis, P. semibarbata, P. sudetica, P. sylvatica, P. verticillata
P. angustifolia, P. attollens, P. bracteosa, P. canadensis, P. capitata, P. centranthera, P. chamissonis, P. contorta, P. crenulata, P. cystopteridifolia, P. densiflora, P. dudleyi, P. flammea, P. furbishiae, P. groenlandica, P. hirsuta, P. howellii, P. labradorica, P. lanata, P. lanceolata, P. langsdorffii, P. lapponica, P. oederi, P. ornithorhyncha, P. ornithorhynchos, P. palustris, P. parryi, P. parviflora, P. pennellii, P. procera, P. pulchella, P. racemosa, P. rainierensis, P. semibarbata, P. sudetica, P. sylvatica, P. verticillata
Synonyms P. densiflora subsp. aurantiaca
Name authority A. Gray: Amer. J. Sci. Arts, ser. 2, 34: 251. (1862) (E. F. Sprague) Monfils & Prather: Madroño 54: 311. (2008)
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