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Isotype of Erigeron subtrinervis Rydberg, P.A. 1894 [family ASTERACEAE]

Isotype of Erigeron subtrinervis Rydberg, P.A. 1894 [family ASTERACEAE]

Collector Rydberg, P.A., #779
Collection Date 1892-08-16
Resource Type Specimens
Herbarium US
Identifications Isotype of Erigeron subtrinervis Rydberg, P.A. 1894 [family ASTERACEAE] (stored under name)
Isotype of Erigeron subtrinervis subsp. typicus Cronquist [family ASTERACEAE]

Isotype of Erigeron subtrinervis subsp. typicus Cronquist [family ASTERACEAE]

Collector Charles F. Baker, #678
Collection Date 1899-09-09
Resource Type Specimens
Country United States
Herbarium MO
Identifications Isotype of Erigeron subtrinervis subsp. typicus Cronquist [family ASTERACEAE] (stored under name); Verified by Arthur Cronquist,,
Erigeron bakeri Wooton & Standl. [family ASTERACEAE]
Erigeron striatus Greene [family ASTERACEAE]; Verified by E.L. Greene
Isotype of Erigeron bakeri Wooton & Standl. [family ASTERACEAE]
Isotype of Erigeron glabellus Nutt. var. mollis A.Gray [family ASTERACEAE]

Isotype of Erigeron glabellus Nutt. var. mollis A.Gray [family ASTERACEAE]

Collector Hall, E.; Harbour, J.P., #239
Collection Date 1862-01-01
Resource Type Specimens
Country United States
Herbarium DUKE
Identifications Isotype of Erigeron glabellus Nutt. var. mollis A.Gray [family ASTERACEAE] (stored under name)
Erigeron subtrinervis Rydb. [family ASTERACEAE]; Verified by W.A. Weber, 1993
Isotype of Erigeron bakeri Wooton & Standl. [family ASTERACEAE]

Isotype of Erigeron bakeri Wooton & Standl. [family ASTERACEAE]

Collector Baker, Carl F., #678
Collection Date 1899-09-09
Resource Type Specimens
Country United States
Herbarium RM
Identifications Isotype of Erigeron bakeri Wooton & Standl. [family ASTERACEAE] (stored under name)
Isotype of Erigeron bakeri Wooton & Standl. [family ASTERACEAE]
Erigeron subtrinervis Rydb. ex Porter & Britton ssp. typicus Cronquist [family ASTERACEAE]; Verified by Arthur Cronquist, 1941
Erigeron striatus Greene [family ASTERACEAE]; Verified by Edward L. Greene
Type of Erigeron striatus Greene [family ASTERACEAE]

Type of Erigeron striatus Greene [family ASTERACEAE]

Collector Baker, Charles F., #678
Collection Date 1899-09-09
Resource Type Specimens
Country United States
Herbarium NDG
Identifications Type of Erigeron striatus Greene [family ASTERACEAE] (stored under name); Verified by Greene, Edward Lee
Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE]; Verified by Nesom, Guy L., 1992
Type of Erigeron striatus Greene [family ASTERACEAE]

Type of Erigeron striatus Greene [family ASTERACEAE]

Collector Baker, Charles F., #677
Collection Date 1899-09-09
Resource Type Specimens
Country United States
Herbarium NDG
Identifications Type of Erigeron striatus Greene [family ASTERACEAE] (stored under name); Verified by Greene, Edward Lee
Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE]; Verified by Nesom, Guy L., 1990
Type of Erigeron striatus Greene [family ASTERACEAE]

Type of Erigeron striatus Greene [family ASTERACEAE]

Collector Baker, Charles F., #s.n.
Collection Date 1899-09-09
Resource Type Specimens
Country United States
Herbarium NDG
Identifications Type of Erigeron striatus Greene [family ASTERACEAE] (stored under name); Verified by Greene, Edward Lee
Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE]; Verified by Nesom, Guy L., 1992
Erigeron subtrinervis Rydb. ex Porter & Britton [family COMPOSITAE]

Erigeron subtrinervis Rydb. ex Porter & Britton [family COMPOSITAE]

Collector Rydberg, P.A., #779
Collection Date 16-08-1892
Resource Type Specimens
Country United States
Herbarium K
Identifications Erigeron subtrinervis Rydb. ex Porter & Britton [family COMPOSITAE] (stored under name)
Isotype of Erigeron incanescens Rydb. [family ASTERACEAE]

Isotype of Erigeron incanescens Rydb. [family ASTERACEAE]

Collector Rydberg, P. A., Vreeland, F. K., #5415
Collection Date 1900-07-06
Resource Type Specimens
Country United States
Herbarium RM
Identifications Isotype of Erigeron incanescens Rydb. [family ASTERACEAE] (stored under name)
Erigeron subtrinervis Rrydb. ex Porter & Britton ssp. typicus Cronquist [family ASTERACEAE]; Verified by Arthur Cronquist, 1941
Isotype of Erigeron incanescens Rydb. [family ASTERACEAE]
Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE]

Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE]

Collector J. Wolf, #489
Collection Date 1873-08-01
Resource Type Specimens
Country United States
Herbarium US
Identifications Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE] (stored under name)
Type of Erigeron subtrinervis Rydb. [family ASTERACEAE]

Type of Erigeron subtrinervis Rydb. [family ASTERACEAE]

Collector P. A. Rydberg, #779
Collection Date 1892-08-16
Resource Type Specimens
Country United States
Herbarium NY
Identifications Type of Erigeron subtrinervis Rydb. [family ASTERACEAE] (stored under name)
Type of Erigeron subtrinervis Rydb. [family ASTERACEAE]

Type of Erigeron subtrinervis Rydb. [family ASTERACEAE]

Collector P. A. Rydberg, #779
Collection Date 1892-08-16
Resource Type Specimens
Country United States
Herbarium NY
Identifications Type of Erigeron subtrinervis Rydb. [family ASTERACEAE] (stored under name)
Isotype of Erigeron uintahensis Cronquist [family ASTERACEAE]

Isotype of Erigeron uintahensis Cronquist [family ASTERACEAE]

Collector Payson, E.B.; Payson, L.B., #4894
Collection Date 1926-07-04
Resource Type Specimens
Country United States
Herbarium PH
Identifications Isotype of Erigeron uintahensis Cronquist [family ASTERACEAE] (stored under name); Verified by Cronquist, A., 1943
Type? of Erigeron subtrinervis Rydb. [family ASTERACEAE]
Holotype of Erigeron uintahensis Cronquist [family ASTERACEAE]

Holotype of Erigeron uintahensis Cronquist [family ASTERACEAE]

Collector Payson, Edwin B., Payson, Lois B., #4894
Collection Date 1926-07-04
Resource Type Specimens
Country United States
Herbarium RM
Identifications Holotype of Erigeron uintahensis Cronquist [family ASTERACEAE] (stored under name)
Holotype of Erigeron uintahensis Cronquist [family ASTERACEAE]; Verified by Arthur Cronquist, 1941
Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE]
Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE]

Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE]

Collector L. F. Ward, #s.n.
Collection Date 1881-08-01
Resource Type Specimens
Country United States
Herbarium US
Identifications Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE] (stored under name)
Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE]

Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE]

Collector J. S. Newberry, #s.n.
Collection Date None
Resource Type Specimens
Country United States
Herbarium US
Identifications Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE] (stored under name)
Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE]

Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE]

Collector Rydberg, P.A., #779
Collection Date 1892-08-16
Resource Type Specimens
Country United States
Herbarium NEB
Identifications Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE] (stored under name)
Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE]

Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE]

Collector L. F. Ward, #414
Collection Date 1875-07-24
Resource Type Specimens
Country United States
Herbarium US
Identifications Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE] (stored under name)
Isotype of Erigeron uintahensis Cronquist [family ASTERACEAE]

Isotype of Erigeron uintahensis Cronquist [family ASTERACEAE]

Collector Edwin B. Payson & Lois B. Payson, #4894
Collection Date 1926-07-04
Resource Type Specimens
Country United States
Herbarium MO
Identifications Isotype of Erigeron uintahensis Cronquist [family ASTERACEAE] (stored under name); Verified by Arthur Cronquist,,
Erigeron subtrinervis Rydb. ex Porter & Britton [family ASTERACEAE]
Erigeron speciosus (Lindley) de Candolle [family COMPOSITAE]

Erigeron speciosus (Lindley) de Candolle [family COMPOSITAE]

Entry From Flora of North America, Vol 20,
Contributor Flora of North America (FNA)
Resource Type Reference Sources
Information Perennials, 30–80(–100) cm; rhizomatous, fibrous-rooted, caudices relatively thick. Stems erect, glabrous or sparsely hirsuto-pilose (hairs 0.5–1 mm), often minutely glandular distally. Leaves basal (usually withering by flowering) and cauline; basal blades oblanceolate-spatulate, 30–80(–150) × 4–18(–28) mm, margins entire, often ciliate (main veins sometimes also), faces glabrous, eglandular or distal sparsely minutely glandular; cauline blades ovate to ovate-lanceolate, oblong-lanceolate, or lanceolate, nearly even-sized distally or sometimes mid largest (continuing to immediately below heads, bases usually clasping to subclasping). Heads (2–)4–20 in corymbiform arrays. Involucres 6–9 × 11–22 mm. Phyllaries in 2–3(–4) series, usually glabrous, sometimes sparsely hirsuto-pilose, minutely glandular. Ray florets 75–150; corollas blue to lavender, rarely whitish, 8–16 mm (mostly 1 mm wide), laminae slightly coiling at least at tips. Disc corollas 4–5 mm. Cypselae 1.5–1.8 mm, 2(–4)-nerved, faces sparsely strigose; pappi: outer of setae, inner of 20–30 bristles.
Erigeron subtrinervis Rydberg ex Porter & Britton [family COMPOSITAE]

Erigeron subtrinervis Rydberg ex Porter & Britton [family COMPOSITAE]

Entry From Flora of North America, Vol 20,
Contributor Flora of North America (FNA)
Resource Type Reference Sources
Information Perennials, 15–90 cm; rhizomatous to subrhizomatous, fibrous-rooted, caudices usually branched, woody, thick. Stems erect, moderately to densely hirsute (hairs 0.5–0.8 mm), eglandular. Leaves basal (usually withering by flowering) and cauline; basal blades oblanceolate-spatulate, 30–80 × 6–20(–27) mm, margins entire, faces evenly hirsute to strigoso-hirsute, usually eglandular; cauline blades lanceolate to oblong, oblong-ovate, or broadly ovate, nearly even-sized distally or sometimes mid largest (continuing to immediately proximal to heads, bases clasping to subclasping). Heads 1–6(–21) in corymbiform arrays. Involucres 6–9 × 13–20 mm. Phyllaries in 2–3(–4) series, moderately to densely hirsute, minutely glandular. Ray florets 100–150; corollas blue to lavender, 7–18 mm (ca. 1 mm wide), laminae coiling at tips. Disc corollas 4–5 mm. Cypselae 1.6–2 mm, 2(–4)-nerved, faces sparsely strigose; pappi: outer of setae, inner of 20–30 bristles.
Erigeron [family COMPOSITAE]

Erigeron [family COMPOSITAE]

Entry From Flora of North America, Vol 20,
Contributor Flora of North America (FNA)
Resource Type Reference Sources
Information Annuals, biennials, or perennials [subshrubs, shrubs, trees], (0.5–)2–90(–100) cm (taprooted, fibrous-rooted, or rhizomatous and fibrous-rooted, sometimes with simple or branched caudices, sometimes stoloniferous). Stems erect to ascending, decumbent, or prostrate, simple or branched, glabrous or hairy, sometimes glandular (hairs 2-seriate, minute, sometimes stipitate). Leaves basal and/or cauline (basal persistent or not to flowering); alternate; sessile or petiolate; blades 1-nerved (3-nerved), linear to lanceolate, oblanceolate, or spatulate (bases sometimes clasping), margins entire or ± dentate to pinnatifid, faces glabrous or hairy, sometimes glandular. Heads usually radiate, sometimes discoid or disciform (erect, nodding, or arching-pendent in bud), borne singly or in loose, corymbiform or paniculiform arrays. Involucres turbinate to hemispheric, 5–35 mm diam. Phyllaries 30–125(–150) in 2–5 series, 1- or 3-nerved (nerves golden-resinous; usually flat, rarely broadly keeled to convex), narrowly elliptic- to linear-lanceolate, unequal to equal, margins scarious or not, faces hairy or glabrous, sometimes glandular. Receptacles flat to conic, pitted, epaleate. Ray florets 0 or 12–350 in 1(–2+) series, pistillate, fertile; corollas usually white to bluish or purplish to pink, less commonly yellow (coiling from apices, reflexing at tube/lamina junction, or remaining ± straight and spreading). Peripheral florets (disciform heads) 50–200 in 1–4 series, pistillate. Disc florets 25–450, bisexual, fertile; corollas yellow (nerves orange-resinous), tubes shorter than usually tubular, sometimes strongly inflated and indurate throats, lobes 5, erect to spreading, deltate; style-branch appendages mostly deltate (papillate). Cypselae (tan) oblong to oblong-obovoid, compressed to flattened, 2(–4)-nerved, or subterete, 5–14-nerved (sect. Wyomingia and some other species), faces glabrous or strigose or sericeous, eglandular; pappi persistent or readily falling, usually of outer setae or scales (0.1–0.4 mm), sometimes connate, plus 5–40(–50), stramineous, barbellate bristles, sometimes pappi only on ray or only on disc cypselae, or 0. x = 9.
Erigeron uintahensis Cronquist [family COMPOSITAE]

Erigeron uintahensis Cronquist [family COMPOSITAE]

Entry From Flora of North America, Vol 20,
Contributor Flora of North America (FNA)
Resource Type Reference Sources
Information Perennials, 20–50 cm; rhizomatous to subrhizomatous, fibrous-rooted, caudices usually branched, thick, woody. Stems erect, sparsely hirsuto-pilose (hairs 1–2 mm), sometimes minutely glandular. Leaves basal (usually withering by flowering) and cauline; basal blades oblanceolate to oblanceolate-spatulate, 30–100 × 8–20 mm, margins entire, ciliate, faces sparsely hirsuto-pilose, minutely glandular; cauline blades lanceolate to oblong, oblong-ovate, or broadly ovate, nearly even-sized distally or sometimes mid largest (continuing to immediately proximal to heads, bases clasping to subclasping). Heads 1–5 (in corymbiform arrays). Involucres 5.5–7 × 12–18 mm. Phyllaries in 2–3(–4) series, sparsely hirsute-pilose, densely minutely glandular. Ray florets 75–125; corollas blue to lavender, 9–15 mm (ca. 1 mm wide), laminae coiling at tips. Disc corollas 4.4–5 mm. Cypselae 1.6–2 mm, 2-nerved, faces sparsely strigose; pappi: outer of setae, inner of 20–25 bristles. 2n = 36.

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