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

drooping catchfly, nodding campion, nodding catchfly

Habit Plants perennial, cespitose, with decumbent subterranean shoots; taproot stout; caudex branched, woody. Plants annual, with several decumbent shoots; taproot slender.
Stems

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

procumbent to ascending, branched, leafy, 15–45 cm, lanuginose, often sparsely so, viscid distally.

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.

2 per node;

proximal with blade obovate, spatulate, apex obtuse;

distal sessile, blade ovate to lanceolate, 2–5 cm × 2–20 mm, apex acute, sparsely pubescent adaxially, more densely so abaxially.

Inflorescences

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

bracts leaflike, 3–15 mm.

pseudoracemose, lax, solitary flowers in axils of leafy bracts.

Pedicels

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

erect in flower, sharply deflexed at base in fruit, usually shorter than calyx, pilose and stipitate-glandular.

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.

calyx prominently 10-veined, obovoid, especially in fruit, clavate, constricted around carpophore and narrowed at mouth, umbilicate, inflated, 13–18 mm, loose and papery, pubescence glandular and eglandular, sparsely lanuginose, veins parallel, green or purple, with pale commissures, lobes triangular, ca. 2 mm, apex obtuse;

corolla bright pink, clawed, claw equaling calyx, limb obtriangular, 2-lobed, 7–11 mm, lobes divergent, ovate, appendages 2, shorter than 1 mm, apex acute;

stamens slightly longer than petal claw;

stigmas 3, equaling petals.

Capsules

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

carpophore 2.5–3.5 mm.

included in calyx, ovoid-conic, opening by 6 teeth;

carpophore 3–6 mm.

Seeds

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

dark brown, broadly reniform, 1.3–1.5 mm, with concentric crescents of shallow tubercles on both sides, margins with larger, deeper tubercles.

2n

= 48.

= 24 (Europe).

Silene suksdorfii

Silene pendula

Phenology Flowering summer. Flowering early summer.
Habitat Alpine ridges, gravel slopes, talus Roadsides
Elevation 1600-3000 m (5200-9800 ft) 0-2900 m (0-9500 ft)
Distribution
from FNA
CA; OR; WA
[WildflowerSearch map]
[BONAP county map]
from FNA
CA; ME; NJ; NY; OR; WY; BC; Europe [Introduced in North America]
[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 pendula is an attractive, rarely escaping and persisting garden plant readily recognized by its beautiful pink flowers, straggling leafy stems, racemelike inflorescences with axillary flowers, and the obovoid, papery, strongly veined calyx that is constricted below the middle. It is occasionally used in seeding roadsides.

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

Source FNA vol. 5, p. 209. FNA vol. 5, p. 198.
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. 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. 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
Name authority B. L. Robinson: Bot. Gaz. 16: 44, plate 6, figs. 9–11. (1891) Linnaeus: Sp. Pl. 1: 418. (1753)
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