Tragopogon porrifolius L.
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Details
Nomenclature
L.
L.
ICN
Tragopogon porrifolius L.
species
Tragopogon porrifolius
Classification
Vernacular names
Descriptions
Tragopogon porrifolius L.
Biennial with cylindric rootstock. Stems erect, weakly ribbed, glabrous or sometimes with sparse cobwebby tomentum above, 30-100 cm tall. Lvs linear- to lanceolate-subulate, entire, acuminate, 5-30-(40) × 0.5-1.5-(2) cm; base sheathing; margins undulate or flat. Capitula solitary; peduncles swollen beneath capitula (> 5 mm thick at fruiting). Involucre glabrous at base; involucral bracts 6-8, lanceolate-acuminate, 3.5-6 × 0.5-1 cm at fruiting, glabrous, or tomentose near apex. Corolla mauve to purple, < involucre. Achenes fusiform, ribbed, the outer coarsely muricate, the inner becoming smooth; body 8-13-(15) mm long; beak < or up to 2× length of body, barely clavate at apex. Pappus sordid, 1.5-2 cm long, plumose, in 2 rows, seated on a distinct tomentose annulus.
Taxonomic concepts
Tragopogon porrifolius L.
Tragopogon porrifolius L.
Tragopogon porrifolius L.
Tragopogon porrifolius L.
Tragopogon porrifolius L.
Collections
Metadata
77c12071-91d0-4dc3-b10b-6669c416c21d
scientific name
Names_Plants
1 January 2000