Eastern Mojave Vegetation
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Eastern Mojave Vegetation
| Coll. No. 1233, Centaurea diffusa |
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Scanned 17 December 2015. Coll. No. 1233, 20 Jul 2015, characters observed: Biennial/Perennial herb, to 50 cm.; Leaves, cauline, alternate, 30 mm. × 12 mm. wide, pinnately lobed, much reduced and entire above, spine-tipped, margins not spiny; Inflorescence, heads borne singly, flowers of one kind; Involucre, 10 mm.; Phyllaries, 4+ series, graduated, 3.5-10.0 mm., all spine tipped, outer and middle with marginal fringe spines; Receptacle, flat, epaleate, bristly; Disk flowers, inner bisexual, Corolla, tube 7.5 mm. + lobes 3 mm., white; Pappus, 0, or very thin ring of scales.
Article records that use this photograph:
Other photos about Species - Asteraceae or Centaurea diffusa.
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Date and time this page was prepared: 11/3/2024 5:39:32 PM |