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sleepy catchfly

Robinson's catchfly

Habit Plants annual; taproots slender. Plants perennial; caudices woody.
Stems

erect, 12–80 cm, glabrous or retrorsely puberulent; upper internodes usually viscid.

erect, 15–50 cm;

branches few to many, puberulent, glandular-viscid above.

Leaves

basal leaves oblanceolate to spatulate, 1–3(6) cm × 3–6(10) mm; upper cauline leaves linear to narrowly oblanceolate, gradually reduced upward.

basal narrowly oblanceolate, 2–10(20) cm × 2–12(20) mm, densely tufted, not fleshy;

cauline in 1–3 pairs, linear-lanceolate, 1.2–4 cm × 1–4 mm, abruptly reduced upward.

Inflorescences

terminal; open cymes, not 1-sided;

pedicels glabrous.

terminal and axillary; open cymes, not 1-sided, or flower ssolitary;

pedicels glandular-puberulent.

Flowers

bisexual; erect;

calyces ovate to campanulate, not inflated in fruit, 4–9 mm, glabrous, 10-veined, not netted above; pale commissures present;

lobes 1 mm;

tips acute;

petal claws glabrous (or rarely petals absent); appendages 0 or to 0.4 mm;

limbs ~2.5 mm, white to red;

lobes 2;

stamens included;

styles 3, included.

bisexual; erect;

calyces campanulate, enlarging in fruit, 10–12 mm, glandular-viscid, prominently 10-veined, not netted above; pale commissures present;

veins in lobes thickened and broader apically than commissural veins; commissural veins not forking/fusing with lobe veins;

lobes 1.5–4 mm, with a broad scarious margin;

tips acute to obtuse;

petal claws ciliate below; appendages 2–4;

limbs 2–5 mm; off-white to dingy purple;

lobes 2, 1–2 mm;

stamens slightly exserted;

styles 3–5, equaling petal claws.

Fruits

ovoid;

teeth 6;

stalks 1 mm.

teeth 3–5;

stalks 1.5–2.5 mm.

Seeds

0.5–0.8 mm, gray-black, not winged.

1.2–2 mm, brown, not winged.

2n

=24.

=48.

Silene antirrhina

Silene scaposa

Distribution
[WildflowerSearch map]
[BONAP county map]
[WildflowerSearch map]
[BONAP county map]
Discussion

Roadsides, meadows, slopes, open woods. Flowering May–Jul. 0–1200 m. BW, Casc, CR, ECas, Lava, Sisk, WV. CA, ID, NV, WA; throughout North America; Europe, South America. Native.

Moist hillsides, grassy slopes, coniferous woods. Flowering May–Jul. 700–2100 m. BW, Col, Lava, WV. Native. Endemic to Oregon.

Silene scaposa is defined here as having two petal lobes, with var. lobata (four petal lobes) placed into synonymy of S. nuda.

Source Flora of Oregon, volume 2, page 568
Rich Rabeler, Ronald Hartman
Flora of Oregon, volume 2, page 574
Rich Rabeler, Ronald Hartman
Sibling taxa
S. acaulis, S. bernardina, S. bolanderi, S. bridgesii, S. campanulata, S. conoidea, S. dichotoma, S. dioica, S. douglasii, S. gallica, S. grayi, S. hookeri, S. latifolia, S. lemmonii, S. menziesii, S. noctiflora, S. nuda, S. oregana, S. parryi, S. pectinata, S. pendula, S. scaposa, S. scouleri, S. spaldingii, S. suksdorfii, S. vulgaris
S. acaulis, S. antirrhina, S. bernardina, S. bolanderi, S. bridgesii, S. campanulata, S. conoidea, S. dichotoma, S. dioica, S. douglasii, S. gallica, S. grayi, S. hookeri, S. latifolia, S. lemmonii, S. menziesii, S. noctiflora, S. nuda, S. oregana, S. parryi, S. pectinata, S. pendula, S. scouleri, S. spaldingii, S. suksdorfii, S. vulgaris
Synonyms Silene scaposa var. scaposa
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