Digitalis purpurea subsp. purpurea

WeedyIntroducedIllustrated
Treatment appears in FNA Volume 17. Treatment on page 259. Mentioned on page 257.

Stems 50–270 cm, hairy, hairs glandular and eglandular. Leaves: blade lanceolate to oblanceolate or obovate, 10–42 × 2–12 cm, margins coarsely serrate. Inflorescences secund, villous, hairs glandular and eglandular; bracts 14–50 mm. Pedicels pendent, 5–15 mm, villous, hairs glandular and eglandular. Flowers: sepals ovatelanceolate, 9–25 × 2–13 mm, glabrous or villous, hairs glandular and eglandular; corolla-tube pink-purple to white, funnelform, 25–60 mm, throat 20–25 mm diam., abaxial lip pendent, pink-purple to white, rounded, 8–10 mm. Capsules ovoid-conical, slightly 2-lobed, 10–17 mm, pilose. Seeds brown, cylindric to ovoid, 1 mm, reticulate-alveolate. 2n = 56 (Europe).


Phenology: Flowering May–Aug.
Habitat: Disturbed sites, roadsides, clearcuts, old fields, pastures.
Elevation: 0–1000 m.

Distribution

Introduced; St. Pierre and Miquelon, B.C., N.B., Nfld. and Labr. (Nfld.), N.S., Ont., Que., Ark., Calif., Colo., Conn., Idaho, Maine, Md., Mass., Mich., Mont., N.H., N.J., N.Y., N.C., Ohio, Oreg., Pa., Utah, Vt., Wash., W.Va., Wis., Wyo., Europe, also in Mexico, Central America, South America, Asia, Africa, Pacific Islands (New Zealand), Australia

Discussion

Selected References

None.

Lower Taxa

None.

pink-purple +  and white +
0.8 cm8 mm <br />0.008 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Kerry A. Barringer +  and Neil A. Harriman† +
Linnaeus +
alternate +, opposite +, whorled +, helical +  and subopposite +
10 cm100 mm <br />0.1 m <br /> (42 cm420 mm <br />0.42 m <br />) +
lanceolate;oblanceolate or obovate +
not leathery +  and not fleshy +
2cm;12cm +
campanulate +
2-lobed +  and ovoid-conical +
1 cm10 mm <br />0.01 m <br /> (1.7 cm17 mm <br />0.017 m <br />) +
pink-purple +  and white +
2.5 cm25 mm <br />0.025 m <br /> (6 cm60 mm <br />0.06 m <br />) +
pink +  and purple or white +
St. Pierre and Miquelon +, B.C. +, N.B. +, Nfld. and Labr. (Nfld.) +, N.S. +, Ont. +, Que. +, Ark. +, Calif. +, Colo. +, Conn. +, Idaho +, Maine +, Md. +, Mass. +, Mich. +, Mont. +, N.H. +, N.J. +, N.Y. +, N.C. +, Ohio +, Oreg. +, Pa. +, Utah +, Vt. +, Wash. +, W.Va. +, Wis. +, Wyo. +, Europe +, also in Mexico +, Central America +, South America +, Asia +, Africa +, Pacific Islands (New Zealand) +  and Australia +
drupe-like +
0–1000 m. +
curved +  and straight +
hairy +  and glabrous +
1 +  and 4 +
loculicidal +  and septicidal +
Disturbed sites, roadsides, clearcuts, old fields, pastures. +
terminal +  and axillary +
persistent +  and deciduous +
cauline +  and basal +
smaller +
entire +  and subentire toothed or lobed +
axile +  and parietal +
basal +, apical +  and superior +
tenuinucellate +, unitegmic +  and hemitropous +
campylotropous +, hemianatropous +  and anatropous +
0.5 cm5 mm <br />0.005 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
5 +  and 4 +
Flowering May–Aug. +
minute +
reticulate-alveolate +
cylindric +  and ovoid +
distinct +
villous +  and glabrous +
ovatelanceolate +
0.2 cm2 mm <br />0.002 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
Weedy +, Introduced +  and Illustrated +
branching +  and simple +
climbing +  and scrambling +
sprawling +, creeping +  and prostrate +
50 cm500 mm <br />0.5 m <br /> (270 cm2,700 mm <br />2.7 m <br />) +
punctiform +  and 2-lobed +
Digitalis purpurea subsp. purpurea +
Digitalis purpurea +
subspecies +
2 cm20 mm <br />0.02 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
gibbous +  and not spurred +
perennial +  and biennial +