Drymocallis glandulosa var. wrangelliana

(Fischer & Avé-Lallemant) Ertter

J. Bot. Res. Inst. Texas 1: 43. 2007.

Common names: Coast drymocallis or wood beauty
Illustrated
Basionym: Potentilla wrangelliana Fischer & Avé-Lallemant Index Seminum (St. Petersburg) 7: 54. 1841
Synonyms: Drymocallis albida Rydberg P. glandulosa var. wrangelliana (Fischer & Avé-Lallemant) Th. Wolf
Treatment appears in FNA Volume 9. Treatment on page 293. Mentioned on page 292.

Stems (1–) 2–7 dm, base 2–5 mm diam. Leaves: basal (5–) 10–30 cm, leaflet pairs (2–) 3–4; terminal leaflet broadly obovate, (2–) 3–7 × 2–5 cm, teeth double, 9–17 per side, apex usually rounded, rarely obtuse; cauline well developed, leaflet pairs 2–4. Inflorescences (3–) 5–30-flowered, ± to very leafy, wide, branch angles (15–) 30–55°. Pedicels 1–5 (proximal to 30) mm. Flowers: epicalyx bractlets ± elliptic, (3–) 4–7 × 1.5–2.5 (–3) mm; sepals spreading, 5–11 mm, apex round-obtuse, mucronate; petals spreading, usually cream-white, sometimes pale-yellow, broadly ovate or obovate, (4–) 4.5–6.5 × 3–5.5 mm; filaments 1–2 mm. Achenes 1.2–1.5 mm. 2n = 14.


Phenology: Flowering Mar–Jun.
Habitat: Openings, moist and/or ± shaded places in coastal scrub and woodlands
Elevation: 0–1000 m

Distribution

V9 473-distribution-map.jpg

Calif., Oreg., Wash., Mexico (Baja California)

Discussion

Variety wrangelliana is provisionally resurrected for the coastal extreme with exceptionally leafy inflorescences and relatively large, most commonly cream-white petals.

Selected References

None.

Lower Taxa

None.

"dm" is not declared as a valid unit of measurement for this property.

reddish-brown +
1.2mm +  and 1.5mm +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Barbara Ertter +
(Fischer & Avé-Lallemant) Ertter +
compound +  and simple +
opposite +  and alternate +
5 cm50 mm <br />0.05 m <br /> (10 cm100 mm <br />0.1 m <br />) +
10 cm100 mm <br />0.1 m <br /> (30 cm300 mm <br />0.3 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Potentilla wrangelliana +
oblanceolate-oblong +
1 cm10 mm <br />0.01 m <br /> (25 cm250 mm <br />0.25 m <br />) +
reduced +
free +  and distinct +
Coast drymocallis or wood beauty +
Calif. +, Oreg. +, Wash. +  and Mexico (Baja California) +
not +  and aggregated +
0–1000 m +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
linear-lanceolate +  and elliptic +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
unisexual +  and bisexual +
not +  and aggregated +
deciduous +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
Openings, moist and/or ± shaded places in coastal scrub and woodlands +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
leafy +  and (3-)5-30-flowered +
1/10 +  and 1/5-3/4 +
crassinucellate +
opposite +  and alternate +
marcescent +
winter-persistent +
overlapping +  and not confluent +
elliptic-ovate +  and flabellate or rhombic +
toothed +, or +, flat +, entire +  and more or less toothed +
inferior +  and superior +
clustered +, biseriate +  and superposed +
0.1 cm1 mm <br />0.001 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
not overlapping +
0.4 cm4 mm <br />0.004 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
0 (?) +  and 4 (?) +
free +  and distinct +
0.45 cm4.5 mm <br />0.0045 m <br /> (0.65 cm6.5 mm <br />0.0065 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.55 cm5.5 mm <br />0.0055 m <br />) +
Flowering Mar–Jun. +
adnate +, free +, connate +  and distinct +
J. Bot. Res. Inst. Texas +
not arillate +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
persistent +
free +  and distinct +
0.5 cm5 mm <br />0.005 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
Illustrated +
free +  and distinct +
branched +  and simple +
stramineous +, reddish +  and green +
1 +  and 20 +
palmate +  and pinnate +
deciduous +
distinct +
fusiform +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
Drymocallis albida +  and P. glandulosa var. wrangelliana +
Drymocallis glandulosa var. wrangelliana +
Drymocallis glandulosa +
variety +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
3 cm30 mm <br />0.03 m <br /> (7 cm70 mm <br />0.07 m <br />) +
2 cm20 mm <br />0.02 m <br /> (5 cm50 mm <br />0.05 m <br />) +
horseshoe--shaped +
mucronate +
9 +  and 17 +
inconspicuous +
hemispheric +  and conic +
enlarged +
peglike-glandular +  and septate-glandular +