Hieracium gronovii

Linnaeus

Sp. Pl. 2: 802. 1753.

Illustrated
Treatment appears in FNA Volume 19. Treatment on page 285. Mentioned on page 280, 293.

Plants 30–45 (–80) cm. Stems proximally piloso-hirsute (hairs 2–4+ mm), sometimes stellate-pubescent as well, distally stellate-pubescent, sometimes piloso-hirsute as well. Leaves: basal 0 (–2+), cauline (3–) 6–12+; blades elliptic or obovate to oblanceolate, 20–35 (–90) × 10–40 (–50) mm, lengths 2–4+ times widths, bases cuneate to rounded (sometimes ± clasping), margins entire, apices rounded to acute, abaxial faces piloso-hirsute (hairs 2–4 mm) and stellate-pubescent, adaxial piloso-hirsute. Heads (5–) 25–50 in usually narrow, thyrsiform arrays (lengths of arrays usually 3–6+ times diams., sometimes shorter). Peduncles stellate-pubescent and stipitate-glandular. Calyculi: bractlets 8–12+. Involucres cylindric to campanulate, 7–10 mm. Phyllaries 12–15+, apices rounded to acute or acuminate, abaxial faces glabrous or stellate-pubescent, rarely stipitate-glandular as well. Florets 12–20+; corollas yellow, 8–9+ mm. Cypselae urceolate, 3.5–4.5+ mm; pappi of ca. 40+, stramineous bristles in 2+ series, ca. 5 mm.


Phenology: Flowering (Mar–)Jul–Sep(–Oct).
Habitat: Openings in pine and pine-oak woods, bogs, sands
Elevation: 30–600 m

Distribution

V19-396-distribution-map.gif

Ont., Ala., Ark., Conn., Del., D.C., Fla., Ga., Ill., Ind., Kans., Ky., La., Maine, Md., Mass., Mich., Minn., Miss., Mo., N.J., N.Y., N.C., Ohio, Okla., Pa., R.I., S.C., Tenn., Tex., Va., W.Va., Mexico, Central America

Discussion

Selected References

None.

Lower Taxa

None.

"fine" is not a number.

... more about "Hieracium gronovii"
stipitate-glandular +, stellate-pubescent +, glabrous +  and piloso-hirsute +
rounded;acute or acuminate +
scarious +
ovate +  and lanceolate +
racemiform +, umbelliform +, thyrsiform +, paniculiform +  and corymbiform +
indeterminate +  and determinate +
John L. Strother +
Linnaeus +
cuneate +  and rounded +
compound +  and simple +
3.5 cm35 mm <br />0.035 m <br /> (9 cm90 mm <br />0.09 m <br />) +
4 cm40 mm <br />0.04 m <br /> (5 cm50 mm <br />0.05 m <br />) +
2 cm20 mm <br />0.02 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
obovate;oblanceolate +
1 cm10 mm <br />0.01 m <br /> (4 cm40 mm <br />0.04 m <br />) +
tuberculate +, rugose +, muricate +  and smooth +
deltate;lanceolate or linear +
filiform +
6 (?) +  and 12 (?) +
zygomorphic +, actinomorphic +  and (3-)5-merous +
0.8 cm8 mm <br />0.008 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
black +  and redbrown +
urceolate +
Ont. +, Ala. +, Ark. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, Ill. +, Ind. +, Kans. +, Ky. +, La. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Miss. +, Mo. +, N.J. +, N.Y. +, N.C. +, Ohio +, Okla. +, Pa. +, R.I. +, S.C. +, Tenn. +, Tex. +, Va. +, W.Va. +, Mexico +  and Central America +
30–600 m +
winged +  and beaked +
dispersed +
Openings in pine and pine-oak woods, bogs, sands +
in corymbiform , paniculiform , thyrsiform , umbelliform or nearly racemiform , arrays +  and singly +
indeterminate +
each +  and sessile +
0.3 cm3 mm <br />0.003 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
cylindric;campanulate +
0.7 cm7 mm <br />0.007 m <br /> (1 cm10 mm <br />0.01 m <br />) +
sessile +  and petiolate +
cauline +  and basal +
dentate +, denticulate +  and entire +
2-carpellate +
persistent +
5 cm50 mm <br />0.05 m <br /> (?) +
stipitate-glandular +  and stellate-pubescent +
not inflated +
Flowering (Mar–)Jul–Sep(–Oct). +
connate +  and distinct +
12 +  and 15 +
subequal +  and unequal +
flat;convex +
exalbuminous +
Illustrated +
piloso-hirsute +  and stellate-pubescent +
scapiform +
appendaged +  and truncate +
papillate +
Pilosella +
Hieracium gronovii +
Hieracium +
species +
5 cm50 mm <br />0.05 m <br /> (20 cm200 mm <br />0.2 m <br />) +
20 cm200 mm <br />0.2 m <br /> (150 cm1,500 mm <br />1.5 m <br />) +
45 cm450 mm <br />0.45 m <br /> (80 cm800 mm <br />0.8 m <br />) +