Erigeron trifidus Hook.


This taxon is accepted by Compositae
Notes: More details could be found in The Plant List v.1.1. Originally in The Plant List v.1.0

General Description

Perennials, 3–8(–10) cm; taprooted, caudex branches rhizomelike, relatively thick to thin, woody. Stems mostly erect, hispido-hirsute, sometimes woolly distally, minutely glandular. Leaves basal (persistent); blades spatulate to obovate-spatulate, 8–30 × 3–6 mm, margins usually 3-lobed, sometimes 2-lobed or entire (lobes 3–8 mm, lanceolate to narrowly ovate or oblong, apices usually acute), ultimately entire, coarsely ciliate, faces hirsute, minutely glandular. Heads 1. Involucres 8–12 × 10–15 mm. Phyllaries in 2–3 series (purplish or purple-tipped), hirsute to villoso-hirsute, glandular. Ray florets 20–40; corollas white to pinkish, 10–15 mm, laminae not coiling or reflexing. Disc corollas 3.5–4.5 mm. Cypselae 2–2.5 mm, 2-nerved, faces sparsely strigose; pappi: outer of setae, inner of 15–20 bristles (not twisted). 2n = 45.

 Information From

Compositae
CC0 1.0 Universal (CC0 1.0). https://creativecommons.org/publicdomain/zero/1.0
  • A CC0 1.0 Universal (CC0 1.0).
Flora of North America @ efloras.org
http://www.efloras.org/flora_page.aspx?flora_id=1
'Flora of North America @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=1 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
  • B Flora of North America Association
World Flora Online consortium
http://www.worldfloraonline.org/organisation/WFO
World Flora Online Data. 2018.
  • C CC0 1.0 Universal (CC0 1.0).