[Fleabanes and Daisies: The Genus Erigeron West of the Cascade Mountains of Oregon and Washington]

Aspen Fleabane, Showy Daisy, Showy Fleabane, Splendid Fleabane, Threenerve Fleabane

Erigeron speciosus

Synonyms: Erigeron conspicuus, Erigeron macranthus, Erigeron speciosus var. conspicuus, Erigeron speciosus var. macranthus, Erigeron speciosus var. speciosus, Erigeron speciosus var. typicus, Erigeron subtrinervis, Erigeron subtrinervis ssp. conspicuus, Erigeron subtrinervis var. conspicuus, Stenactis speciosa

Aspen Fleabane, Showy Daisy, Showy Fleabane, Splendid Fleabane, Threenerve Fleabane: Erigeron speciosus (Synonyms: Erigeron conspicuus, Erigeron macranthus, Erigeron speciosus var. conspicuus, Erigeron speciosus var. macranthus, Erigeron speciosus var. speciosus, Erigeron speciosus var. typicus, Erigeron subtrinervis, Erigeron subtrinervis ssp. conspicuus, Erigeron subtrinervis var. conspicuus, Stenactis speciosa)

A nice blooming cluster of showy fleabane as seen in Summit Prairie, Malheur National Forest........August 2, 2011.

Aspen Fleabane, Showy Daisy, Showy Fleabane, Splendid Fleabane, Threenerve Fleabane: Erigeron speciosus (Synonyms: Erigeron conspicuus, Erigeron macranthus, Erigeron speciosus var. conspicuus, Erigeron speciosus var. macranthus, Erigeron speciosus var. speciosus, Erigeron speciosus var. typicus, Erigeron subtrinervis, Erigeron subtrinervis ssp. conspicuus, Erigeron subtrinervis var. conspicuus, Stenactis speciosa)

The photo above shows a close-up of the flower head of showy daisy as seen from directly above. Note the numerous (up to 150) narrow ray flowers which are typically less than 1 mm wide. Photographed at about 3400' along forest road #82 at the southeastern corner of Mt. Adams........July 17, 2005.

Aspen Fleabane, Showy Daisy, Showy Fleabane, Splendid Fleabane, Threenerve Fleabane: Erigeron speciosus (Synonyms: Erigeron conspicuus, Erigeron macranthus, Erigeron speciosus var. conspicuus, Erigeron speciosus var. macranthus, Erigeron speciosus var. speciosus, Erigeron speciosus var. typicus, Erigeron subtrinervis, Erigeron subtrinervis ssp. conspicuus, Erigeron subtrinervis var. conspicuus, Stenactis speciosa)

The photo above shows the upper stem and somewhat flat-topped inflorescence of showy daisy. Photographed at about 3400' along forest road #82 at the southeastern corner of Mt. Adams........July 17, 2005.

Aspen Fleabane, Showy Daisy, Showy Fleabane, Splendid Fleabane, Threenerve Fleabane: Erigeron speciosus (Synonyms: Erigeron conspicuus, Erigeron macranthus, Erigeron speciosus var. conspicuus, Erigeron speciosus var. macranthus, Erigeron speciosus var. speciosus, Erigeron speciosus var. typicus, Erigeron subtrinervis, Erigeron subtrinervis ssp. conspicuus, Erigeron subtrinervis var. conspicuus, Stenactis speciosa)

The numerous, narrow involucral bracts of fleabanes are typically about the same length, and are not overlapping as is found with the bracts of asters. Photographed at about 3400' along forest road #82 at the southeastern corner of Mt. Adams........July 17, 2005. The involucre of this species is lightly haired or glandular, while the stems below the inflorescence tend to be largely hair free.

Aspen Fleabane, Showy Daisy, Showy Fleabane, Splendid Fleabane, Threenerve Fleabane: Erigeron speciosus (Synonyms: Erigeron conspicuus, Erigeron macranthus, Erigeron speciosus var. conspicuus, Erigeron speciosus var. macranthus, Erigeron speciosus var. speciosus, Erigeron speciosus var. typicus, Erigeron subtrinervis, Erigeron subtrinervis ssp. conspicuus, Erigeron subtrinervis var. conspicuus, Stenactis speciosa)

The photo above shows a stem leaf of showy fleabane. The species gets its name from the 3 main nerves found in the blade of the leaf. The central vein is quite apparent, while the two lateral veins are fainter but visible all the same. Note also the ciliate leaf margins. This variety has longer, narrower stem leaves than those found in variety macranthus.

Aspen Fleabane, Showy Daisy, Showy Fleabane, Splendid Fleabane, Threenerve Fleabane: Erigeron speciosus (Synonyms: Erigeron conspicuus, Erigeron macranthus, Erigeron speciosus var. conspicuus, Erigeron speciosus var. macranthus, Erigeron speciosus var. speciosus, Erigeron speciosus var. typicus, Erigeron subtrinervis, Erigeron subtrinervis ssp. conspicuus, Erigeron subtrinervis var. conspicuus, Stenactis speciosa) - Aspen Fleabane, Showy Daisy, Showy Fleabane, Splendid Fleabane, Threenerve Fleabane: Erigeron speciosus (Synonyms: Erigeron conspicuus, Erigeron macranthus, Erigeron speciosus var. conspicuus, Erigeron speciosus var. macranthus, Erigeron speciosus var. speciosus, Erigeron speciosus var. typicus, Erigeron subtrinervis, Erigeron subtrinervis ssp. conspicuus, Erigeron subtrinervis var. conspicuus, Stenactis speciosa)


Paul Slichter