Grindelia Willd.

Gumweed (en), Grindélie (fr)

Genus

Angiosperms > Asterales > Asteraceae

Characteristics

Heads radiate or occasionally discoid, the rays mostly 12–45, yellow, pistillate and fertile; invol ± resinous, its bracts herbaceous-tipped, imbricate or subequal; receptacle flat or convex, naked; disk-fls yellow, the inner and often also the outer sterile; style-branches flattened, with externally hairy, lance-linear or occasionally very short appendages; achenes compressed to subquadrangular, scarcely nerved; pappus of 2–several firm, deciduous, often minutely serrulate awns; taprooted herbs, sometimes woody at the base, with alternate, ± resinous-punctate lvs and relatively large, hemispheric heads, the disk 1–3 cm wide. 50, New World.
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Growth form herb
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Foliage retention deciduous
Sexuality hermaphrodite
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Root system tap-root
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Environment

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Hardiness (USDA) 4-9

Usage

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Cultivation

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Images

Grindelia unspecified picture

Distribution

Grindelia world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:30001264-2
WFO ID wfo-4000016243
COL ID 4R57
BDTFX ID 86502
INPN ID 192947
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Grindelia

Lower taxons

Grindelia vetimontis Grindelia rupestris Grindelia coronensis Grindelia tenella Grindelia patagonica Grindelia robinsonii Grindelia hirsutula Grindelia aegialitis Grindelia boliviana Grindelia anethifolia Grindelia brachystephana Grindelia pusilla Grindelia decumbens Grindelia scabra Grindelia oolepis Grindelia subdecurrens Grindelia havardii Grindelia lanceolata Grindelia howellii Grindelia adenodonta Grindelia arizonica Grindelia pulchella Grindelia puberula Grindelia palmeri Grindelia ragonesei Grindelia macvaughii Grindelia buphthalmoides Grindelia prostrata Grindelia inuloides Grindelia pygmaea Grindelia glutinosa Grindelia microcephala Grindelia covasii Grindelia scorzonerifolia Grindelia greenmanii Grindelia ventanensis Grindelia oxylepis Grindelia turneri Grindelia atlantica Grindelia gaucha Grindelia argentina Grindelia hirtella Grindelia tricuspis Grindelia cabrerae Grindelia linearifolia Grindelia chiloensis Grindelia leptocarpa Grindelia ciliata Grindelia tarapacana Grindelia fraxinipratensis Grindelia villarrealii Grindelia confusa Grindelia hintoniorum Grindelia nelsonii Grindelia orientalis Grindelia mendocina Grindelia sublanuginosa Grindelia chacoensis Grindelia globularifolia Grindelia oaxacana Grindelia obovatifolia Grindelia integrifolia Grindelia subalpina Grindelia squarrosa