Saxifraga bracteata

D. Don

Trans. Linn. Soc. London 13: 367. 1822,.

Synonyms: Saxifraga laurentiana Seringe Saxifraga rivularis var. laurentiana (Seringe) Engler Saxifraga vaginata C. Presl ex Sternberg
Treatment appears in FNA Volume 8. Treatment on page 143. Mentioned on page 134, 144.

Plants solitary or in usually loose tufts, not stoloniferous, weakly rhizomatous, (with bulbils). Leaves basal and cauline; petiole ± flattened, 10–70 mm, (± hairy); blade reniform, 5–7 (–11) -lobed (lobes obtuse, sometimes acute), (5–) 7.4–11.2 (–20) mm, slightly fleshy, margins entire, sparsely glandular-ciliate or eciliate, apex rounded to obtuse, surfaces glabrous or sparsely short-stipitate-glandular. Inflorescences 2–6 (–29) -flowered, capitate thyrses, sometimes solitary flowers, (flowers subsessile), (3–) 5–15 (–18) cm, densely tangled, reddish brown-hairy; bracts (5–10), petiolate, (3–7-lobed, densely surrounding inflorescence). Flowers: (hypanthium U-shaped in longisection); sepals erect, oblong to ovate, margins ± glandular-ciliate, surfaces glabrous or sparsely short-stipitate-glandular; petals white, not spotted, ± broadly elliptic to obovate, 2–5 (–6.5) mm, ± equaling sepals; ovary ca. 1/2 inferior. 2n = 26 (Russian Far East).


Phenology: Flowering summer.
Habitat: Rocky ledges and slopes, coastal
Elevation: 0-500 m

Distribution

V8 288-distribution-map.gif

Alaska, e Asia (n Japan), e Asia (Russian Far East)

Discussion

Selected References

None.

Lower Taxa

None.

"full" is not a number.

... more about "Saxifraga bracteata"
epigynous +, perigynous +  and hypogynous +
palmate +  and pinnate +
rounded +  and obtuse +
Luc Brouillet +  and Patrick E. Elvander† +
D. Don +
cuneate +  and cordate +
1.12 cm11.2 mm <br />0.0112 m <br /> (2 cm20 mm <br />0.02 m <br />) +
dentate +, serrate +  and entire +
glandular-ciliate +  and ciliate +
5-7(-11)-lobed +  and reniform +
0.74 cm7.4 mm <br />0.0074 m <br /> (1.12 cm11.2 mm <br />0.0112 m <br />) +
3-carpellate +  and 2-carpellate +
distinct +  and connate +
appearing +  and axile +
not fleshy +
ebracteate +, bracteate +  and 2-300(-1000+)-flowered +
Alaska +, e Asia (n Japan) +  and e Asia (Russian Far East) +
0-500 m +
flattened +
bracteate +  and 2-200[-1000]-flowered +
15 cm150 mm <br />0.15 m <br /> (18 cm180 mm <br />0.18 m <br />) +
reddish brown-hairy +
5 cm50 mm <br />0.05 m <br /> (15 cm150 mm <br />0.15 m <br />) +
40 cm400 mm <br />0.4 m <br /> (100 cm1,000 mm <br />1 m <br />) +
1 cm10 mm <br />0.01 m <br /> (40 cm400 mm <br />0.4 m <br />) +
2-3(-4)-beaked +  and folliclelike +
Rocky ledges and slopes, coastal +
multicellular +
glabrous +, stipitate-glandular +  and hairy +
pink +  and purple +
free +  and adnate +
2-6(-29)-flowered +
cauline +  and basal +
reduced +
glandular-ciliate +  and eciliate +
0 cm0 mm <br />0 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
crassinucellate +, unitegmic +  and bitegmic +
epigynous +, perigynous +  and hypogynous +
0.5 cm5 mm <br />0.005 m <br /> (0.65 cm6.5 mm <br />0.0065 m <br />) +
not spotted +  and white +
distinct +
less broadly elliptic +  and obovate +
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
peltate +  and jointed +
flattened +
1 cm10 mm <br />0.01 m <br /> (7 cm70 mm <br />0.07 m <br />) +
Flowering summer. +
unequal +
Trans. Linn. Soc. London +
spiny +  and ribbed +
straight +
papillate +, tuberculate +  and smooth +
ovoid +, ellipsoid +  and oblong +
reddish +  and green +
distinct +
oblong +  and ovate +
unbranched +  and branched +
persistent +
horizontal +  and erect +
connate +  and distinct +
short-stipitate-glandular +  and glabrous +
Saxifraga laurentiana +, Saxifraga rivularis var. laurentiana +  and Saxifraga vaginata +
Saxifraga bracteata +
Saxifraga +
species +
dentate +, serrate +  and entire +
rhizomatous +  and not stoloniferous +
in usually loose tufts +  and solitary +
14 +, 13 +, 11 +, 8 +  and 6 +