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Cascade alpine campion, Cascade alpine catchfly, Cascade catchfly, Suksdorf's catchfly, Suksdorf's silene

dusty-miller, lychnide coronaire, mullein pink, rose campion

Habit Plants perennial, cespitose, with decumbent subterranean shoots; taproot stout; caudex branched, woody. Plants perennial, grayish white-tomentose, eglandular; taproot slender to stout; caudex branched, slightly woody.
Stems

numerous, erect, simple, 3–15 cm, pubescent, viscid-glandular distally.

several, erect, branched distally, stout, 40–100 cm.

Leaves

mostly basal, densely tufted;

basal numerous, pseudopetiolate, blade narrowly oblanceolate, tapering into base, 0.5–3 cm × 1.5–4 mm, ± fleshy, apex acute, puberulent;

cauline in 1–3 pairs, ± sessile, reduced, blade narrowly oblanceolate to linear-lanceolate, 0.7–2 cm × 1–3 mm, apex acute, puberulent.

basal blade oblanceolate, spatulate, 5–10 cm × 10–25(–30) mm, margins entire, apex acute, apiculate, with tuft of white hairs;

cauline in 5–10 pairs, sessile, reduced distally, blade with both surfaces obscured by dense, silky, grayish-white tomentum.

Inflorescences

flowers terminal, solitary, or in single dichotomy, bracteate;

bracts leaflike, 3–15 mm.

with 1–several dichotomies, several-flowered, open, bracteate;

branches ascending, elongate;

bracts leaflike, 10–20 mm.

Pedicels

erect, ca. equaling calyx, viscid glandular-pubescent, hairs with purple septa.

straight, stout, to 10 cm.

Flowers

calyx prominently 10-veined, campanulate, not contracted proximally around carpophore, 10–15 × 5–7 mm, papery, veins parallel, purplish, with pale commissures, with purple-septate glandular hairs (rarely septa not purple), lobes ovate, ca. 2 mm, margins broad, membranous, apex obtuse;

corolla off-white or tinged with dusky purple, clawed, claw equaling calyx, broadened distally, limb 2-lobed, 3–5 mm, appendages ca. 1 mm;

stamens equaling calyx;

styles 3(–4), equaling calyx.

ca. 35 mm;

calyx thickly 10-veined, obovate, ca. 15 × 10 mm in fruit, margins dentate with 5 narrowly lanceolate lobes ca. 1/4 length of tube, tomentose;

corolla rich magenta-pink, sometimes white, clawed, claw equaling calyx, limb spreading horizontally, broadly obovate, shallowly 2-lobed, appendages 2, narrow, 2–4 mm;

stamens equaling claw;

stigmas 5, equaling claw.

Capsules

equaling calyx, opening by 6 (or 8) teeth;

carpophore 2.5–3.5 mm.

equaling to tightly enclosed within calyx, obovate-elliptic, ca. 14 mm, opening by 5 spreading, lanceolate teeth;

carpophore ca. 2 mm.

Seeds

brown, broadly winged, reniform, 1–2 mm, rugose-tessellate.

grayish brown, reniform-rotund, plump, 1–1.5 mm, coarsely verrucate.

2n

= 48.

= 24.

Silene suksdorfii

Silene coronaria

Phenology Flowering summer. Flowering summer.
Habitat Alpine ridges, gravel slopes, talus Roadsides, fields, waste or rocky places
Elevation 1600-3000 m (5200-9800 ft) 0-300 m (0-1000 ft)
Distribution
from FNA
CA; OR; WA
[WildflowerSearch map]
[BONAP county map]
from FNA
AL; AR; CA; CT; ID; IL; IN; LA; MA; MD; MI; MO; NC; NH; NJ; NY; OH; OR; PA; SC; UT; VA; VT; WA; WI; WV; BC; NB; NS; ON; QC; Europe [Introduced in North America]
[WildflowerSearch map]
[BONAP county map]
Discussion

Silene suksdorfii appears to be closely related to S. parryi but differs in its broadly winged seeds, smaller size, cespitose habit, and the prominent purple-septate hairs of the calyx, although the latter occasionally are present in S. parryi. It is very similar to, and in Idaho appears to intergrade with, another alpine species, S. sargentii, which has linear leaves and lacks the purple septa in the hairs and the broad wing on the seeds. It is similar also to S. hitchguirei; see discussion under that species.

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

Silene coronaria is commonly cultivated and occasionally escapes.

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

Source FNA vol. 5, p. 209. FNA vol. 5, p. 180.
Parent taxa Caryophyllaceae > subfam. Caryophylloideae > Silene Caryophyllaceae > subfam. Caryophylloideae > Silene
Sibling taxa
S. acaulis, S. antirrhina, S. aperta, S. armeria, S. bernardina, S. bridgesii, S. campanulata, S. caroliniana, S. chalcedonica, S. conica, S. coniflora, S. conoidea, S. coronaria, S. csereii, S. dichotoma, S. dioica, S. douglasii, S. drummondii, S. flos-cuculi, S. gallica, S. grayi, S. hitchguirei, S. hookeri, S. invisa, S. involucrata, S. kingii, S. laciniata, S. latifolia, S. lemmonii, S. marmorensis, S. menziesii, S. nachlingerae, S. nivea, S. noctiflora, S. nuda, S. occidentalis, S. oregana, S. ostenfeldii, S. ovata, S. parishii, S. parryi, S. pendula, S. petersonii, S. plankii, S. polypetala, S. pseudatocion, S. rectiramea, S. regia, S. repens, S. rotundifolia, S. sargentii, S. scaposa, S. scouleri, S. seelyi, S. serpentinicola, S. sibirica, S. sorensenis, S. spaldingii, S. stellata, S. subciliata, S. suecica, S. thurberi, S. uralensis, S. verecunda, S. virginica, S. viscaria, S. vulgaris, S. williamsii, S. wrightii
S. acaulis, S. antirrhina, S. aperta, S. armeria, S. bernardina, S. bridgesii, S. campanulata, S. caroliniana, S. chalcedonica, S. conica, S. coniflora, S. conoidea, S. csereii, S. dichotoma, S. dioica, S. douglasii, S. drummondii, S. flos-cuculi, S. gallica, S. grayi, S. hitchguirei, S. hookeri, S. invisa, S. involucrata, S. kingii, S. laciniata, S. latifolia, S. lemmonii, S. marmorensis, S. menziesii, S. nachlingerae, S. nivea, S. noctiflora, S. nuda, S. occidentalis, S. oregana, S. ostenfeldii, S. ovata, S. parishii, S. parryi, S. pendula, S. petersonii, S. plankii, S. polypetala, S. pseudatocion, S. rectiramea, S. regia, S. repens, S. rotundifolia, S. sargentii, S. scaposa, S. scouleri, S. seelyi, S. serpentinicola, S. sibirica, S. sorensenis, S. spaldingii, S. stellata, S. subciliata, S. suecica, S. suksdorfii, S. thurberi, S. uralensis, S. verecunda, S. virginica, S. viscaria, S. vulgaris, S. williamsii, S. wrightii
Synonyms Agrostemma coronaria, Lychnis coronaria
Name authority B. L. Robinson: Bot. Gaz. 16: 44, plate 6, figs. 9–11. (1891) (Linnaeus) Clairville: Man. Herbor. Suisse, 145. (1811)
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