Silene suksdorfii |
Silene douglasii |
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Suksdorf's catchfly |
Douglas' catchfly |
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Habit | Plants perennial; caudices woody. | Plants perennial; caudices woody. |
Stems | decumbent to erect, 3–15 cm; branches many, puberulent, glandular-viscid above. |
decumbent to erect, 10–40(70) cm; branches few to many; grayish white retrorsely puberulent, rarely glandular above. |
Leaves | basal narrowly oblanceolate, 0.5–4.5 cm × 1.5–3.5 mm, densely tufted; fleshy; cauline in 1–3 pairs, linear-lanceolate, 0.5–1.5 cm × 1–2 mm, abruptly reduced upward. |
basal oblanceolate or elliptic, 2–10 cm × 1.5–13 mm; cauline ± linear, 1–4 cm × 1–5 mm, gradually reduced upward. |
Inflorescences | terminal; open cymes, not 1-sided, or flowers solitary; pedicels glandular-viscid. |
terminal or axillary; open cymes, not 1-sided; pedicels grayish white retrorsely puberulent, rarely glandular above. |
Flowers | bisexual; erect; calyces campanulate, not inflated in fruit, 9–12 mm; short-glandular-hairy, prominently 10-veined, not netted above; pale commissures present; commissural veins fork above and fuse with lobe veins, becoming papery; cell walls of hairs purple; lobes 1–2 mm; tips acute to obtuse; petal claws ciliate at base; appendages 2; limbs 3–5 mm, white to purplish; lobes 2; stamens equaling petal claws; styles 3(4), equaling petal claws. |
bisexual, ascending to erect; calyces campanulate, strongly (or not) inflated in fruit, 9–15(20) mm; grayish white retrorsely puberulent, rarely glandular, prominently 10-veined, not netted above; pale commissures present; commissural veins fork above and fuse with lobe veins; lobes 2–3 mm; tips blunt; petal claws ciliate at base; appendages 2; limbs 3–4(13) mm, white to pink or purplish; lobes 2, 1–2 mm, sometimes with two lateral teeth; stamens equaling petal claws; styles 3–5, not to slightly exserted. |
Fruits | ovoid; teeth 6(8); stalks 2–3.5 mm. |
oblong to ovoid; teeth 3–5; stalks 3–4 mm. |
Seeds | 1–2 mm, brown, winged. |
1–2 mm, brown, not winged. |
2n | =48. |
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Silene suksdorfii |
Silene douglasii |
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Distribution | ||
Discussion | Rocky crevices, ridges, slopes. Flowering Jul–Sep. 1600–2800 m. Casc, ECas. CA, WA. Native. |
3 varieties. While the grayish white retrorse pubescence is usually diagnostic, some plants may be difficult to distinguish from S. parryi. |
Source | Flora of Oregon, volume 2, page 575 Rich Rabeler, Ronald Hartman |
Flora of Oregon, volume 2, page 570 Rich Rabeler, Ronald Hartman |
Sibling taxa | ||
Subordinate taxa | ||
Web links |
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