Soliva sessilis Ruiz & Pavón (Q2035)
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Soliva sessilis is a taxon with the rank species within the genus Soliva
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English |
Soliva sessilis Ruiz & Pavón
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Soliva sessilis is a taxon with the rank species within the genus Soliva
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Statements
taxon/id/Soliva sessilis Ruiz & Pavon
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Soliva sessilis Ruiz & Pavon
Soliva sessilis
Ruiz & Pavon
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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CA-BC
present
introduced
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Polster, D. 2007. Carpet burweed (Soliva sessilis Ruiz & Pav.) in Canada. Botanical Electronic News 373. http://www.ou.edu/cas/botany-micro/ben/ben373.html
CA-BC
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US-AL
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US-AR
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US-CA
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US-FL
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US-GA
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US-LA
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US-MS
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US-NC
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US-OK
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US-OR
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US-SC
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US-TX
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US-VA
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US-WA
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Plants (1–) 2–5 (–25+) cm (high or across), ± villous, glabrescent (not stoloniferous, stems purplish, prostrate to ascending, often rooting at nodes).
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Leaves basal and cauline;
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blades ± oblanceolate, 1–2 (–3) + cm, 2 (–3) -pinnati-palmately lobed.
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Heads mostly scattered along stems.
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Involucres 2–4 (–5) mm diam.
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Pistillate florets 5–8 (–17+) in 1–2+ series.
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Disc-florets 4–8+;
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corollas 1.5–2.5 mm.
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Cypselae: bodies ± obovate to lanceolate, (1.5–) 2.5–3+ mm, usually winged (wings entire or ± sinuate to incised, each shoulder usually distally-projecting as spinelike tooth), faces glabrous or ± scabrellous to hirtellous;
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2n = ca. 92 (as S. pterosperma), 110+ (from Portugal), 118–120.
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2(-3)-pinnati-palmately
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