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double bladderpod, double twinpod

Garrett's bladderpod

Habit Perennials; (somewhat compact); caudex branched, (relatively large); (silvery) pubescent throughout, trichomes (sessile), several-rayed, rays furcate, (slightly umbonate, tuberculate throughout). Perennials; caudex simple or branched; densely pubescent, trichomes (sessile), 4–7-rayed, rays furcate or bifurcate, (smooth or, rarely, finely tuberculate).
Stems

several from base, decumbent to ascending (arising laterally, unbranched, stout), (0.2–)0.5–1.7 dm.

simple or several from base, spreading, (unbranched, sparsely pubescent), to 1.5 dm.

Basal leaves

(petiole somewhat winged);

blades orbicular to obovate, 2–6 cm (width 1–2.5 cm, thick), margins usually repand, rarely entire, (adaxial surface scurfy).

blade narrowly elliptic or obovate, 1–3(–4) cm, margins entire or nearly so.

Cauline leaves

blade oblanceolate to broadly spatulate, 1–2 cm (width 3–5 mm), margins entire, (apex obtuse to subacute).

(sessile or shortly petiolate);

blade narrowly obovate or oblanceolate, 0.4–1.2 cm, margins entire.

Racemes

moderately dense (or elongated).

loose, (few-flowered).

Flowers

sepals linear-oblong, 6–8 mm;

petals spatulate, 9–12 mm.

sepals linear, lanceolate, or elliptic, 3.5–6.5 mm, (median pair thickened apically, cucullate);

petals oblanceolate, 5.5–9(–10) mm.

Fruiting pedicels

(divergent, straight to somewhat curved or sigmoid), 5–12 mm.

(spreading, straight or slightly curved), 4–7 mm.

Fruits

(erect), didymous, cordate, moderately inflated, (6–)10–20 × 10–23 mm, (papery, base obtuse or with obscure sinus, apical sinus deep, broad);

valves (retaining seeds after dehiscence), densely and loosely pubescent, trichomes spreading;

replum linear-oblong, constricted, as wide as or wider than fruit;

ovules 4 per ovary;

style 4–5(–9) mm.

globose or subglobose, not or slightly compressed, 3.5–4.3 mm;

valves densely pubescent, trichomes spreading, 3–6-rayed, (appearing shaggy);

ovules 4–8 per ovary;

style 4.5–7 mm.

Seeds

plump, (broad).

slightly flattened, (suborbicular).

2n

= 8, 16.

Physaria brassicoides

Physaria garrettii

Phenology Flowering May–Jun. Flowering Jun–Aug.
Habitat Bare hillsides, dry gravel and clay soil, badlands, clay knolls, banks Rock crevices, rocky slopes, ridges
Elevation 900-1400 m (3000-4600 ft) 3000-3700 m (9800-12100 ft)
Distribution
from FNA
CO; MT; ND; NE; SD; WY
[WildflowerSearch map]
[BONAP county map]
from FNA
UT
[BONAP county map]
Discussion

Of conservation concern.

Physaria garrettii is known from the area of the Wasatch Mountains.

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

Source FNA vol. 7, p. 628. FNA vol. 7, p. 638.
Parent taxa Brassicaceae > tribe Physarieae > Physaria Brassicaceae > tribe Physarieae > Physaria
Sibling taxa
P. acutifolia, P. alpestris, P. alpina, P. angustifolia, P. arctica, P. arenosa, P. argyraea, P. arizonica, P. aurea, P. bellii, P. calcicola, P. calderi, P. carinata, P. chambersii, P. cinerea, P. condensata, P. congesta, P. cordiformis, P. curvipes, P. densiflora, P. didymocarpa, P. dornii, P. douglasii, P. eburniflora, P. engelmannii, P. eriocarpa, P. fendleri, P. filiformis, P. floribunda, P. fremontii, P. garrettii, P. geyeri, P. globosa, P. gooddingii, P. gordonii, P. gracilis, P. grahamii, P. hemiphysaria, P. hitchcockii, P. humilis, P. integrifolia, P. intermedia, P. kingii, P. klausii, P. lata, P. lepidota, P. lesicii, P. lindheimeri, P. ludoviciana, P. macrocarpa, P. mcvaughiana, P. montana, P. multiceps, P. navajoensis, P. nelsonii, P. newberryi, P. obcordata, P. obdeltata, P. occidentalis, P. oregona, P. ovalifolia, P. pachyphylla, P. pallida, P. parviflora, P. parvula, P. pendula, P. pinetorum, P. prostrata, P. pruinosa, P. pulvinata, P. purpurea, P. pycnantha, P. rectipes, P. recurvata, P. reediana, P. rollinsii, P. saximontana, P. scrotiformis, P. sessilis, P. spatulata, P. subumbellata, P. tenella, P. thamnophila, P. tumulosa, P. valida, P. vicina, P. vitulifera
P. acutifolia, P. alpestris, P. alpina, P. angustifolia, P. arctica, P. arenosa, P. argyraea, P. arizonica, P. aurea, P. bellii, P. brassicoides, P. calcicola, P. calderi, P. carinata, P. chambersii, P. cinerea, P. condensata, P. congesta, P. cordiformis, P. curvipes, P. densiflora, P. didymocarpa, P. dornii, P. douglasii, P. eburniflora, P. engelmannii, P. eriocarpa, P. fendleri, P. filiformis, P. floribunda, P. fremontii, P. geyeri, P. globosa, P. gooddingii, P. gordonii, P. gracilis, P. grahamii, P. hemiphysaria, P. hitchcockii, P. humilis, P. integrifolia, P. intermedia, P. kingii, P. klausii, P. lata, P. lepidota, P. lesicii, P. lindheimeri, P. ludoviciana, P. macrocarpa, P. mcvaughiana, P. montana, P. multiceps, P. navajoensis, P. nelsonii, P. newberryi, P. obcordata, P. obdeltata, P. occidentalis, P. oregona, P. ovalifolia, P. pachyphylla, P. pallida, P. parviflora, P. parvula, P. pendula, P. pinetorum, P. prostrata, P. pruinosa, P. pulvinata, P. purpurea, P. pycnantha, P. rectipes, P. recurvata, P. reediana, P. rollinsii, P. saximontana, P. scrotiformis, P. sessilis, P. spatulata, P. subumbellata, P. tenella, P. thamnophila, P. tumulosa, P. valida, P. vicina, P. vitulifera
Synonyms Lesquerella garrettii
Name authority Rydberg: Bull. Torrey Bot. Club 29: 237. (1902) (Payson) O’Kane & Al-Shehbaz: Novon 12: 323. (2002)
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