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Mantisalca salmantica
(L.) Briq. & Cavillier
Family:
Asteraceae
dagger flower,
more...
Dagger-Flower
[
Centaurea salmantica
L.]
Valter Jacinto
FNA
Resources
David J. Keil in Flora of North America (vol. 19, 20 and 21)
Herbage
cobwebby-tomentose proximally, glabrous distally.
Stems
usually 1, leafless distally.
Leaves:
basal blades oblong, 10-25 cm, margins pinnately lobed; cauline linear to lanceolate, smaller distally, dentate to pinnately dissected.
Heads
long-pedunculate.
Involucres
ovoid, distally narrowed.
Phyllaries
greenish or stramineous, apically blackish, spine tips deciduous, spreading or reflexed, 1-3 mm.
Corollas
± purple (rarely white).
Cypselae
dark brown, 3-4 mm;
pappus
bristles brownish white or reddish, 2-3 mm.
2
n
= 18 (Italy), 20 (North Africa), 22 (Europe).
Flowering spring-early summer (May-Jun). Disturbed sites; 0-1700 m; introduced; Ariz., Calif.; Europe; n Africa.
Mantisalca salmantica
is native to the Mediterranean region. It is considered an uncommon introduction into disturbed sites.
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