Trientalis borealis

Rafinesque

Med. Repos., hexade 2, 5: 354. 1808 ,.

Common names: Northern starflower maystar trientale boréale
WeedyIllustratedEndemic
Synonyms: Trientalis americana Pursh Trientalis borealis var. tenuifolia House
Treatment appears in FNA Volume 8. Treatment on page 304.

Stems 4–20 cm. Leaves mostly whorled at stem apex, some alternate on proximal stem; blades of distal leaves lanceolate to lanceolate-elliptic, 2.5–10 (–12) cm × 6–45 mm, widest at midlength, (proximal leaves abruptly much smaller, 0.1–0.6 cm × 0.3–1.5 mm, ± scalelike), apex acute to acuminate. Pedicels 1–3 (–5), 1.5–4 cm, shorter than leaves, usually sparsely stipitate-glandular. Flowers: corolla white, 5.5–8 (–10) mm, lobes ovate to narrowly lanceolate, apex acute to acuminate. 2n = 96.


Phenology: Flowering summer.
Habitat: Moist to wet coniferous forest, open heath lands, mature northern hardwood forests
Elevation: 30-1100 m

Distribution

V8 608-distribution-map.gif

St. Pierre and Miquelon, Alta., Man., N.B., Nfld. and Labr., N.S., Ont., P.E.I., Que., Sask., Conn., Ill., Ind., Ky., Maine, Md., Mass., Mich., Minn., N.H., N.J., N.Y., N.C., Ohio, Pa., R.I., Tenn., Vt., Va., W.Va., Wis.

Discussion

Selected References

None.

Lower Taxa

None.

No values specified.

... more about "Trientalis borealis"
acute +  and acuminate +
Anita F. Cholewa +
Rafinesque +
cuneate +
sculpted +  and entire +
oblanceolate;elliptic suborbiculate obovate or spatulate +
lanceolate-linear +  and lanceolate +
Northern starflower +, maystar +  and trientale boréale +
0.8 cm8 mm <br />0.008 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.55 cm5.5 mm <br />0.0055 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
St. Pierre and Miquelon +, Alta. +, Man. +, N.B. +, Nfld. and Labr. +, N.S. +, Ont. +, P.E.I. +, Que. +, Sask. +, Conn. +, Ill. +, Ind. +, Ky. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, N.H. +, N.J. +, N.Y. +, N.C. +, Ohio +, Pa. +, R.I. +, Tenn. +, Vt. +, Va. +, W.Va. +  and Wis. +
30-1100 m +
curved +  and straight +
globose +
Moist to wet coniferous forest, open heath lands, mature northern hardwood forests +
nectariferous +
alternate +  and whorled +
10 cm100 mm <br />0.1 m <br /> (12 cm120 mm <br />0.12 m <br />) +
2.5 cm25 mm <br />0.025 m <br /> (10 cm100 mm <br />0.1 m <br />) +
ovate;narrowly lanceolate +
tenuinucellate +  and bitegmic +
anatropous;campylotropous +
stipitate-glandular +
1.5 cm15 mm <br />0.015 m <br /> (4 cm40 mm <br />0.04 m <br />) +
connate;proximally nearly distinct +
Flowering summer. +
3-5-carpellate +
Med. Repos., hexade +
reddish-brown +  and black +
globose +
alternate +  and cluster +
Weedy +, Illustrated +  and Endemic +
epipetalous +  and antipetalous +
4 cm40 mm <br />0.04 m <br /> (20 cm200 mm <br />0.2 m <br />) +
usually capitate;truncate +
rudimentary +
Trientalis americana +  and Trientalis borealis var. tenuifolia +
Trientalis borealis +
Trientalis +
species +
annual +  and perennial +
glandular +  and glabrous +