Difference between revisions of "Hieracium murorum"

Linnaeus

Sp. Pl. 2: 802. 1753.

Synonyms: Hieracium hyparcticum (Almquist) Elfstraud Hieracium lividorubens (Almquist) Zahn Hieracium stelechodes Omang
Treatment appears in FNA Volume 19. Treatment on page 290. Mentioned on page 282.
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Revision as of 18:37, 24 September 2019

Plants 25–60+ cm. Stems proximally piloso-hirsute (hairs 1–3+ mm), distally stellate-pubescent and stipitate-glandular. Leaves: basal 3–6, cauline (0–)2–3+; blades (often purple-mottled) ± elliptic, 50–110 × 25–45 mm, lengths 1.5–3 times widths, bases rounded to truncate, margins ± dentate, apices ± obtuse (apiculate), abaxial faces piloso-hirsute (hairs 1–3+ mm), adaxial scabrous to piloso-hirsute (hairs 0.5–3 mm). Heads 5–8+ in corymbiform arrays. Peduncles densely stellate-pubescent and stipitate-glandular. Calyculi: bractlets 8–13+. Involucres campanulate to obconic, 8–9 mm. Phyllaries 18–21+, apices ± acuminate, abaxial faces stellate-pubescent and stipitate-glandular. Florets 30–50+; corollas yellow, 12–13(–16) mm. Cypselae columnar, 2.5–3 mm; pappi of 30–40+, stramineous bristles in ± 2 series, 4–5 mm.


Phenology: Flowering Jun.
Habitat: Disturbed sites (fields, openings in woods), thickets
Elevation: 0–100+ m

Distribution

V19-412-distribution-map.gif

B.C., N.B., Nfld. and Labr. (Nfld.), N.S., Ont., Que., Alaska, Conn., Ill., Maine, Mass., Mich., N.H., N.J., N.Y., Pa., Vt., Europe.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Hieracium murorum"
John L. Strother +
Linnaeus +
B.C. +, N.B. +, Nfld. and Labr. (Nfld.) +, N.S. +, Ont. +, Que. +, Alaska +, Conn. +, Ill. +, Maine +, Mass. +, Mich. +, N.H. +, N.J. +, N.Y. +, Pa. +, Vt. +  and Europe. +
0–100+ m +
Disturbed sites (fields, openings in woods), thickets +
Flowering Jun. +
Hieracium hyparcticum +, Hieracium lividorubens +  and Hieracium stelechodes +
Hieracium murorum +
Hieracium +
species +