Grindelia squarrosa (Pursh) Dunal (Q2255)
Grindelia squarrosa is a taxon with the rank species within the genus Grindelia
| Language | Label | Description | Also known as |
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| English |
Grindelia squarrosa (Pursh) Dunal
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Grindelia squarrosa is a taxon with the rank species within the genus Grindelia
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Statements
taxon/id/Grindelia squarrosa (Pursh) Dunal
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Grindelia squarrosa (Pursh) Dunal
Grindelia squarrosa
(Pursh) Dunal
FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 20: Magnoliophyta: Asteridae, part 7: Asteraceae, part 2. Oxford University Press, New York.
accepted
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(10–)200–2900 m
200 meter
2,900 meter
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CA-AB
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CA-BC
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CA-MB
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CA-ON
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CA-QC
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CA-SK
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US-AZ
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US-AR
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US-CA
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US-CO
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US-CT
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US-DE
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US-DC
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US-ID
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US-IL
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US-IN
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US-IA
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US-KS
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US-KY
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US-ME
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US-MD
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US-MA
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US-MI
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US-MN
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US-MO
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US-MT
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US-NE
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US-NV
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US-NH
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US-NJ
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US-NM
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US-NY
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US-ND
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US-OH
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US-OK
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US-OR
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US-PA
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US-RI
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US-SD
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US-TX
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US-UT
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US-VT
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US-VA
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US-WA
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US-WI
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US-WY
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Biennials, perennials, or subshrubs (perhaps flowering first-year, usually short-lived), (10–) 40–100 cm.
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Stems erect, usually whitish or stramineous, sometimes reddish or grayish, glabrous.
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Cauline leaf-blades oval, ovate, obovate, or oblong to spatulate, oblanceolate, lanceolate, or linear, (10–) 15–70 mm, lengths 2–5 (–10) times widths, bases ± clasping, margins usually crenate to serrate (teeth mostly 3–6+ per cm, rounded to obtuse, resin-tipped), rarely entire, apices obtuse to acute, faces glabrous, strongly gland-dotted.
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Heads usually in open to crowded, corymbiform arrays, rarely borne singly.
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Involucres broadly urceolate to hemispheric or globose, 6–11 × 8–20+ mm.
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Phyllaries in 5–6 series, reflexed to spreading or appressed, filiform or linear to lance-linear or lance-subulate, apices usually looped to hooked, sometimes recurved to nearly straight, subterete to subulate, moderately to strongly resinous.
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Ray-florets 0 or (12–) 24–36 (–40);
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Cypselae whitish, stramineous, brown, or gray, 1.5–4.5 mm, apices smooth, coronate, or knobby, faces smooth, striate, or ± furrowed;
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pappi of 2–3 (–8), straight or contorted to curled, smooth or barbellulate to barbellate, subulate scales or setiform awns 2.5–5.5 mm, shorter than disc corollas.
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spatulate oblanceolate lanceolate or linear
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spatulate oblanceolate lanceolate or linear
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spatulate oblanceolate lanceolate or linear
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spatulate oblanceolate lanceolate or linear
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spatulate oblanceolate lanceolate or linear
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singly
in open to crowded , corymbiform arrays; rarely
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broadly urceolate
hemispheric or globose
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