Classification
 Nomenclature
Scientific Name:
Pilosella caespitosa (Dumort.) P.D.Sell & C.West
Synonymy:
  • Hieracium caespitosum Dumort.
 Description

Stolons slender, with few to numerous long simple eglandular hairs. Rosette lvs green, narrowly oblanceolate, sessile or shortly petiolate, obscurely dentate or entire, 6–15–(20) × 1–2.5–(3) cm, usually acute, sometimes obtuse, cuneate at base, with (0)-numerous fine simple hairs 2–3 mm long above and 1–3 mm long beneath, and few to numerous stellate hairs beneath. Stem lvs 1–2–(3), small. Flowering stems erect, (10)–20–50–(80) cm tall, with numerous spreading simple eglandular hairs throughout, stellate hairs sparse or 0 below and dense above, and glandular hairs numerous above. Peduncles 0.5–2 cm long at flowering. Capitula (5)–10–20 per stem; involucre 7–8 mm long; bracts with numerous simple eglandular hairs, numerous glandular hairs, and few to numerous stellate hairs. Florets yellow, with or without red stripe on outer face, c. 2× length of involucre. Achenes dark, 1.5–2 × c. 0.5 mm. Pappus sordid, 4–5 mm long.

[From: Webb et al. (1985) Flora of New Zealand. Volume 4 as Hieracium caespitosum Dumort.]

 Biostatus
Exotic
 Bibliography
Biosecurity New Zealand 2012: Regional Pest Management Strategies Database. http://www.biosecurityperformance.maf.govt.nz/ [as Hieracium caespitosum Dumort.]
Braeutigam, S.; Greuter, W. 2007: A new treatment of Pilosella for the Euro-Mediterranean flora. Willdenowia 37: 123–137.