Ribes oxyacanthoides var. irriguum

(Douglas) Janczewski

Mém. Soc. Phys. Genève 35: 388. 1907,.

Endemic
Basionym: Ribes irriguum Douglas Trans. Hort. Soc. London 7: 516. 1830
Synonyms: Grossularia irrigua (Douglas) Coville & Britton Ribes oxyacanthoides subsp. irriguum (Douglas) Q. P. Sinnott
Treatment appears in FNA Volume 8. Treatment on page 40. Mentioned on page 39.
Revision as of 12:12, 30 July 2020 by imported>Volume Importer
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Stems: spines at nodes 1 (–3); internodal prickles absent or few. Leaf-blades 2–3 cm, base truncate to cordate, surfaces finely pubescent or abaxially glabrous, lobes rounded, margins irregularly 1 or 2 times shallowly incised and crenate-serrate. Peduncles 6–15 mm. Pedicels 3–6 mm, glabrous. Flowers: hypanthium green, campanulate or short-tubular, 2–4 mm, glabrous; sepals pale greenish or with some reddish or purplish tinge at least near base, oblong, 4.5–5.5 mm, apex rounded to obtuse, glabrous; petals white or slightly pinkish, obovate, 2–3.5 mm, base cuneate, apex rounded, often erose; filaments 2–3.5 mm; styles 6.5–8 mm.


Phenology: Flowering Mar–Jun.
Habitat: Canyons, hillsides, moist forests, glades, thickets
Elevation: 900-1600 m

Distribution

V8 78-distribution-map.gif

B.C., Idaho, Mont., Oreg., Wash.

Discussion

Selected References

None.

Lower Taxa

None.
oblong-oval +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (?) +  and 0.13 cm1.3 mm <br />0.0013 m <br /> (?) +
rounded +  and obtuse +
Nancy R. Morin +
(Douglas) Janczewski +
puberulent +  and pilose +
purplish tinge +  and reddish +
cuneate;truncate;cordate +
Ribes irriguum +
purplish black +, deep +, greenish purple +  and reddish +
globose +
0.7 cm7 mm <br />0.007 m <br /> (1.6 cm16 mm <br />0.016 m <br />) +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
0.7 cm7 mm <br />0.007 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
3-5(-7)-lobed;roundish;reniform +
1.5 cm15 mm <br />0.015 m <br /> (4 cm40 mm <br />0.04 m <br />) +
persistent +
glandular-ciliate +
ovate-deltate +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
B.C. +, Idaho +, Mont. +, Oreg. +  and Wash. +
900-1600 m +
not starchy +
0.2 cm2 mm <br />0.002 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
Canyons, hillsides, moist forests, glades, thickets +
0.55 cm5.5 mm <br />0.0055 m <br /> (0.66 cm6.6 mm <br />0.0066 m <br />) +
free +  and adnate +
short-tubular +  and campanulate +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
axillary +  and terminal +
sparse to dense +
triangular +  and pentangular +
rounded +
greenish +, yellow +, purple +  and dark red +
crassinucellate +  and bitegmic +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
separated +  and connivent +
pinkish +  and white +
distinct +
obovate +
inrolled +  and revolute +
0.2 cm2 mm <br />0.002 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (1 cm10 mm <br />0.01 m <br />) +
glabrous +, glandular +, glandular-puberulent +, softly pubescent +  and sparsely densely pubescent or pilose +
1 cm10 mm <br />0.01 m <br /> (4 cm40 mm <br />0.04 m <br />) +
Flowering Mar–Jun. +
tubular +, campanulate +, cup-shaped +  and saucer--shaped +
Mém. Soc. Phys. Genève +
2-3(-4)-flowered +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
brown;black +
fusiform;oblong-ellipsoid or ellipsoid +
not overlapping +
with some reddish or purplish tinge at-least near base +  and pale greenish +
reflexed +  and spreading to somewhat +
0.45 cm4.5 mm <br />0.0045 m <br /> (0.55 cm5.5 mm <br />0.0055 m <br />) +
0.22 cm2.2 mm <br />0.0022 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
distinct +, adnate +  and free +
antisepalous +
spreading +  and erect +
glabrate +  and puberulent +
differentiated +
0.8 cm8 mm <br />0.008 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
1/3 +  and 3/4 +
0.65 cm6.5 mm <br />0.0065 m <br /> (?) +  and 0.8 cm8 mm <br />0.008 m <br /> (?) +
glabrous +  and pubescent +
Grossularia irrigua +  and Ribes oxyacanthoides subsp. irriguum +
Ribes oxyacanthoides var. irriguum +
Ribes oxyacanthoides +
variety +
unequal +