Conyza parva Cronquist
Details
Conyza parva Cronquist (1943)
Nomenclature
Cronquist
Cronquist
1943
ICN
Conyza parva Cronquist
species
Conyza parva
Classification
Vernacular names
Descriptions
Conyza parva Cronquist
Erect annual or biennial herb, up to 70 cm tall. Stems ridged, with scattered hispid hairs or almost glabrous. Cauline lvs oblanceolate to linear, flat, apetiolate and cuneate, acute, entire, glabrous on lower surface, usually sparsely scaberulous or rarely glabrous on upper, with scaberulous margins or ciliate near base, 15-40-(60) × 1-4 mm; uppermost lvs smaller, usually linear. Infl. a leafy panicle with dominant main axis. Capitula 1-3 mm diam.; receptacle smooth or with short flanges between pits. Inner involucral bracts linear, green and mostly with a distinct purple spot at apex, glabrous, 3-3.5-(4) mm long; outer bracts usually glabrous, sometimes with 1-3 marginal hairs. Outer florets with evident ligules 0.5-1.5 mm long, white, sometimes becoming purplish. Achenes ± obovoid, sparsely hairy or almost glabrous, 1-1.2 mm long; pappus cream to fawn.
Taxonomic concepts
Conyza parva Cronquist
Conyza parva Cronquist
Conyza parva Cronquist
Conyza parva Cronquist
Conyza parva Cronquist
Collections
Metadata
9325247b-8c44-4783-8257-85d28904383c
scientific name
Names_Plants
1 January 2000
8 April 2016