Centaurea sect. Microlophus (Wagenitz, 1975)
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publication ID |
https://doi.org/ 10.11646/phytotaxa.480.2.2 |
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DOI |
https://doi.org/10.5281/zenodo.5916082 |
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persistent identifier |
https://treatment.plazi.org/id/836F1A24-FFC1-FFAE-FF0B-F926FA3CFEED |
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treatment provided by |
Marcus |
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scientific name |
Centaurea sect. Microlophus |
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Key to the closely related species of Centaurea sect. Microlophus
1. Plant covered with arachnoid indumentum; lower cauline leaves oblong to elliptic, entire; upper cauline leaves 1–4 cm long, decurrent for 2 to 10 mm; involucres narrowly ovoid, 5–8 mm wide................................................................................................2
– Plant covered with sparsely hirsute-articulate indumentum or subglabrous; lower cauline leaves pinnatipartite or pinnatilobate, dentate; upper cauline leaves 5–9 cm long, sessile; involucres ovoid, 17–22 mm wide ...................................................................3
2. Basal cauline leaves oblong to lyrate or pinnatilobate, 15.5–17 cm long, terminal segment triangular; median cauline leaves lanceolate or lanceolate-oblong, sessile; involucres narrowly ovoid; central florets up to 20 mm long .......................... C. koeieana View in CoL
– Basal cauline leaves pinnatipartite, pinnatilobate or pinnatifid, 44–46 cm long, terminal segment lanceolate-linear; median cauline leaves pinnatipartite, pinnatilobate or pinnatifid, decurrent for 15–20 mm; involucres conical, central florets up to 14 mm long .... ................................................................................................................................................................................... C. kuhdashtensis View in CoL
3. Plant indumentum sparsely hirsute-articulate or subglabrous; basal cauline leaves lyrate, 10–17 × 1.5–3 cm, dentate or lobate; upper cauline leaves sessile; involucres ovoid, 12–18 mm long; achene 5–6 mm long ...................................................... C. pabotii View in CoL
– Plant indumentum densely hispid; basal cauline leaves pinnatipartite, pinnatilobate or pinnatifid, 23–26 × 6–10 cm, incised; upper cauline leaves decurrent for 2–3 mm; involucres subconical, 20–23 mm long; achene 2–3 mm long............................. C. dezfulica View in CoL
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