Abrotanella fertilis Swenson
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Details
Abrotanella fertilis Swenson, Pl. Syst. Evol. 197: 181 (1995)
Abrotanella fertilis Swenson
Nomenclature
Swenson
Swenson
1995
181
ICN
Abrotanella fertilis Swenson
species
Abrotanella fertilis
Classification
Descriptions
Abrotanella fertilis Swenson
Low, creeping, branching, and mat-forming herbs. Leaves linear, spreading, 10-25 × 0.7-1.7 mm; apex obtuse; margins glabrous or sparingly hairy at the base. Capitula subsessile in flower; peduncle up to 2 cm in fruit; bracts 0-3, leaf-like. Phyllaries 6-8, obovate, retuse, with 3 translucent ducts, 1.5-2.0 mm long. Outer florets 2-4, tubular, 3-4-lobed, pale yellow to white, 1.2-1.4 mm long; vascular tissue absent. Central florets 7-11, perfect, ± tubular, 4-lobed, coloured as outer florets, 1.4-1.8 mm long; vascular tissue central or rudimentary; anthers c. 0.6 mm long. Cypsela ellipsoid, ribbed, glabrous, c. 2 mm long; apex with a minute rim.
Herbae repentes ramificantes tegetes formates. Folia linearia effusa, 10-25 × 0.7-1.7 mm, apice obtuso, margine glabro vel versus basim sparsim pubescenti. Capitula subsessilia sub anthesi, pedunculis elongatis usque ad 2 cm in statu fructificanti; bracteae 0-3, foliaceae. Phyllaria 6-8, obovata, retusa, ductibus translucidis 3, 1.5-2.0 mm longis. Flosculi exteriores 2-4, tubiformes, 3-4-lobati, flavidi-albi, 1.2-1.4 mm longi; textura vascularis absens. Flosculi centrales 7-11, perfecti, ± tubiformes; 4-lobati, concolores cum floribus exterioribus, 1.4-1.8 mm longi; textura vascularis centralis vel rudimentalis; antherae brevissimae, c. 0.6 mm longae. Cypselae ellipsoideae, costatae, glabrae, c. 2 mm longae, colla apicali parvos.
Taxonomic concepts
Abrotanella fertilis Swenson
Abrotanella fertilis Swenson
Abrotanella fertilis Swenson
Abrotanella fertilis Swenson
Abrotanella fertilis Swenson
Abrotanella fertilis Swenson
Abrotanella fertilis Swenson
Abrotanella fertilis Swenson
Abrotanella fertilis Swenson
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Identification keys
Metadata
de030907-bce2-4f16-a69a-602d873e72e9
scientific name
Names_Plants
1 January 2000
26 January 2006