Geum triflorum var. triflorum

Illustrated
Treatment appears in FNA Volume 9. Treatment on page 62.

Basal leaves: larger leaflets toothed or cleft less than 1/2 their lengths. Inflorescences (1–) 3 (–7) -flowered. Fruiting styles persistent, 28–70 mm, apex not hooked, pilose except for apical 3–5 mm. 2n = 42.


Phenology: Flowering spring–early summer.
Habitat: Prairies, grassy openings in dry forests, bluffs, open coniferous forests, thin soil over limestone
Elevation: 200–1800(–2900) m

Distribution

V9 86-distribution-map.jpg

Alta., B.C., Man., N.W.T., Ont., Sask., Yukon, Ariz., Colo., Ill., Iowa, Mich., Minn., Mont., N.Mex., N.Y., N.Dak., S.Dak., Wis., Wyo., Mexico

Discussion

Selected References

None.

Lower Taxa

None.
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Joseph R. Rohrer +
compound +  and simple +
opposite +  and alternate +
4 cm40 mm <br />0.04 m <br /> (30 cm300 mm <br />0.3 m <br />) +
not opposite +
pinnate-pinnatifid +  and bractlike +
free +  and distinct +
1 cm10 mm <br />0.01 m <br /> (5 cm50 mm <br />0.05 m <br />) +
Alta. +, B.C. +, Man. +, N.W.T. +, Ont. +, Sask. +, Yukon +, Ariz. +, Colo. +, Ill. +, Iowa +, Mich. +, Minn. +, Mont. +, N.Mex. +, N.Y. +, N.Dak. +, S.Dak. +, Wis. +, Wyo. +  and Mexico +
not +  and aggregated +
200–1800(–2900) m +
0.6 cm6 mm <br />0.006 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (4.6 cm46 mm <br />0.046 m <br />) +
erect +  and nodding +
unisexual +  and bisexual +
not +  and aggregated +
tapered +, ovoid +  and fusiform +
0.2 cm2 mm <br />0.002 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
Prairies, grassy openings in dry forests, bluffs, open coniferous forests, thin soil over limestone +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
greenish mottled with purple +, purple +  and maroon +
0.2 cm2 mm <br />0.002 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
(1-)3(-7)-flowered +
crassinucellate +
odd-pinnate +, lyrate-pinnate +, 3-foliolate +  and simple +
opposite +  and alternate +
winter-persistent +
cauline +  and basal +
cordate +, reniform +, orbiculate +, oblanceolate +, obovate +, oblong +, elliptic +  and rhombic +
palmate +  and pinnate +
crenate +, dentate +, laciniate +, 2-7-lobed +, flat +, lobed +, toothed +  and entire +
inferior +  and superior +
clustered +, biseriate +  and superposed +
purple-veined +
0 (?) +  and 4 (?) +
free +  and distinct +
shorter to longer +
0.7 cm7 mm <br />0.007 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
Flowering spring–early summer. +
adnate +, free +, connate +  and distinct +
Fl. Amer. Sept. +
not arillate +
persistent +
free +  and distinct +
deltate-lanceolate +, deltate-ovate +  and deltate +
0.7 cm7 mm <br />0.007 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
Illustrated +
free +  and distinct +
1 +  and 5 +
10 cm100 mm <br />0.1 m <br /> (45 cm450 mm <br />0.45 m <br />) +
palmate +  and pinnate +
indistinguishable +
geniculate-jointed +  and entire +
persistent +
distinct +
elongating +
basal +, lateral +, subterminal +  and terminal +
hairy +  and glabrous +
not hooked +  and hooked +
accrescent +
10 cm100 mm <br />0.1 m <br /> (?) +
Erythrocoma triflora +  and Sieversia triflora +
Geum triflorum var. triflorum +
Geum triflorum +
variety +
slightly larger +
inconspicuous +
hemispheric +  and cylindric +
enlarged +
geniculate-jointed +
2.8 cm28 mm <br />0.028 m <br /> (7 cm70 mm <br />0.07 m <br />) +
hairy +  and glabrous +