Dittrichia Greuter (Q2811)
Dittrichia is a taxon with the rank genus within the tribe Inuleae
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Dittrichia Greuter
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Dittrichia is a taxon with the rank genus within the tribe Inuleae
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Statements
taxon/id/Dittrichia Greuter
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Dittrichia Greuter
Dittrichia
Greuter
FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 19: Magnoliophyta: Asteridae, part 6: Asteraceae, part 1. Oxford University Press, New York.
accepted
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Leaves mostly cauline (at flowering), alternate;
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blade margins entire or dentate [serrate].
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Heads radiate, in racemiform or paniculiform arrays.
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Involucres ± campanulate, 3–8 [–10+] mm diam.
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Phyllaries persistent (spreading to reflexed in fruit), in 3–4 series, unequal.
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Receptacles flat, smooth or alveolate, epaleate.
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Ray-florets (6–) 10–12 (–16), pistillate, fertile;
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corollas yellow, aging reddish, laminae 2–7 mm.
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Disc-florets 8–20+;
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corollas yellow, aging reddish, lobes 4–5.
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Cypselae ellipsoid to terete (abruptly constricted distally; usually glandular distally);
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pappi persistent (fragile), of basally connate, barbellate bristles in 1 series.
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