Difference between revisions of "Hieracium traillii"

Greene

Pittonia 4: 226. 1900.

Endemic
Basionym: Hieracium greenii Porter & Britton Bull. Torrey Bot. Club 20: 120. 1893
Treatment appears in FNA Volume 19. Treatment on page 293. Mentioned on page 282, 283.
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|name=Hieracium greenii
 
|name=Hieracium greenii
 
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|tribe=Asteraceae tribe Cichorieae
 
|tribe=Asteraceae tribe Cichorieae
 
|genus=Hieracium
 
|genus=Hieracium

Latest revision as of 19:51, 5 November 2020

Plants 25–60+ cm. Stems proximally glabrous or stellate-pubescent, distally glabrous or stellate-pubescent. Leaves: basal 5–6+, cauline 0(–1+); blades oblanceolate to spatulate, 40–80 × 18–45+ mm, lengths 3–5+ times widths, bases cuneate, margins usually entire, apices rounded to obtuse, abaxial faces piloso-hirsute (hairs 1–3+ mm), adaxial glabrous. Heads 8–12+ in corymbiform arrays. Peduncles stellate-pubescent and stipitate-glandular. Calyculi: bractlets 5–8+. Involucres hemispheric to campanulate, 8–10 (× 6–9) mm. Phyllaries 13–21+, apices acuminate, abaxial faces stellate-pubescent and stipitate-glandular, sometimes piloso-hirsute as well. Florets 30–60+; corollas yellow, ca. 12 mm. Cypselae (black or red-brown) columnar, 3–4 mm; pappi of ca. 40+, stramineous bristles in ± 2 series, 6–7 mm.


Phenology: Flowering Jun–Aug.
Habitat: Shaley sites
Elevation: 1000–1300 m

Distribution

V19-420-distribution-map.gif

Ky., Md., Ohio, Pa., Va., W.Va.

Discussion

Selected References

None.

Lower Taxa

None.