Solidago simplex var. ontarioensis

(G. S. Ringius) G. S. Ringius

Phytologia 70: 398. 1991.

Common names: Ontario goldenrod
Endemic
Basionym: Solidago glutinosa var. ontarioensis G. S. Ringius Phytologia 62: 432. 1987
Treatment appears in FNA Volume 20. Treatment on page 115. Mentioned on page 113.

Plants (7–) 13–41 (–61) cm. Leaves: basal spatulate, acute to obtuse, margins entire-crenate to crenate; cauline (2–) 4–13 (–24), proximal lanceolate to narrowly spatulate, (26–) 44–102 (–185) × (4–) 5.7–12 (–21.5) mm, margins serrate; mid to distal (7.8–) 10.1–60 (–132) × 1–8 (–15.5) mm, margins entire or finely serrate distally. Heads in open wandlike to congested paniculiform arrays. Peduncles: bracteoles 1–3 (–4). Phyllaries: shortest (1.4–) 1.8–2.7 (–3.4) mm. Cypselae sparsely strigose. 2n = 36.


Phenology: Flowering Jul–Aug.
Habitat: Basaltic rocks, calcareous shorelines
Elevation: ca. 200 m

Discussion

Variety ontarioensis is found on basaltic rocks on the Keweenaw Peninsula and the eastern shoreline of Lake Superior, and on calcareous shorelines of central and northern Lake Huron, the Georgian Bay islands, and the tip of Bruce Peninsula, Ontario.

Selected References

None.

Lower Taxa

None.
not tailed +, rounded +  and obtuse +
distinct +
acute;obtuse +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
thyrsiform +, paniculiform +, racemiform +  and wand-shaped +
indeterminate +  and determinate +
John C. Semple +  and Rachel E. Cook +
(G. S. Ringius) G. S. Ringius +
acute;obtuse +
not persisting +
decurrent +
Solidago glutinosa var. ontarioensis +
compound +  and simple +
10 cm100 mm <br />0.1 m <br /> (16 cm160 mm <br />0.16 m <br />) +
1.6 cm16 mm <br />0.016 m <br /> (5.6 cm56 mm <br />0.056 m <br />) +
1.2 cm12 mm <br />0.012 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
lanceolate;linear +
reduced +
0.2 cm2 mm <br />0.002 m <br /> (1.9 cm19 mm <br />0.019 m <br />) +
rugulose +  and muricate +
glabrate +  and strigillose +
4 (?) +  and 13 (?) +
Ontario goldenrod +
not 2-lipped +  and actinomorphic +
yellow +  and white +
ampliate +
0.4 cm4 mm <br />0.004 m <br /> (0.49 cm4.9 mm <br />0.0049 m <br />) +
beaked +, 2-ribbed +  and 5-ribbed +
fertile +  and bisexual +
fertile +  and bisexual +
Ont. +  and Mich. +
ca. 200 m +
resinous +
stipitate-glandular +, puberulent +, pilose +, glabrous +, glabrous or +  and sparsely densely scabrous strigillose or villous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Basaltic rocks, calcareous shorelines +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
obtuse +  and linear-oblong +
0.3 cm3 mm <br />0.003 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
campanulate +
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
0.17 cm1.7 mm <br />0.0017 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.7mm;0.9mm +
cauline +, proximal +  and basal +
0.13 cm1.3 mm <br />0.0013 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
erect;spreading +
triangular +  and narrowly lanceolate +
serrate +  and entire +
entire-crenate +  and crenate +
6 cm60 mm <br />0.06 m <br /> (13.2 cm132 mm <br />0.132 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1.55 cm15.5 mm <br />0.0155 m <br />) +
1.01 cm10.1 mm <br />0.0101 m <br /> (6 cm60 mm <br />0.06 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
linear-lanceolate +  and oblong or ovate +
unequal +  and rarely subequal +
2-carpellate +
persistent +
0.19 cm1.9 mm <br />0.0019 m <br /> (0.52 cm5.2 mm <br />0.0052 m <br />) +
glabrate +  and sparsely strigillose +
0.31 cm3.1 mm <br />0.0031 m <br /> (1.03 cm10.3 mm <br />0.0103 m <br />) +
not persisting +
Flowering Jul–Aug. +
0.27 cm2.7 mm <br />0.0027 m <br /> (0.34 cm3.4 mm <br />0.0034 m <br />) +
stipitate-glandular +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.27 cm2.7 mm <br />0.0027 m <br />) +
ovate-oblanceolate +
10.2 cm102 mm <br />0.102 m <br /> (18.5 cm185 mm <br />0.185 m <br />) +
1.2 cm12 mm <br />0.012 m <br /> (2.15 cm21.5 mm <br />0.0215 m <br />) +
4.4 cm44 mm <br />0.044 m <br /> (10.2 cm102 mm <br />0.102 m <br />) +
0.57 cm5.7 mm <br />0.0057 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
bearing subulate enations +, hairy +  and bristly +
strigillose +  and glabrous +
8 +  and 10 +
exalbuminous +
ascending +  and erect +
strigose +  and glabrous +
1 +  and 10 +
appendaged +  and truncate +
papillate +  and smooth +
Actipsis +, Aster subg. Solidago +, Leioligo +  and Oligoneuron +
Solidago simplex var. ontarioensis +
Solidago simplex +
variety +
not persisting +
100 cm1,000 mm <br />1 m <br /> (200 cm2,000 mm <br />2 m <br />) +
5 cm50 mm <br />0.05 m <br /> (100 cm1,000 mm <br />1 m <br />) +
41 cm410 mm <br />0.41 m <br /> (61 cm610 mm <br />0.61 m <br />) +