Spiranthes L. C. M. Richard, 1818
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publication ID |
https://doi.org/ 10.5281/zenodo.215522 |
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DOI |
https://doi.org/10.5281/zenodo.6283073 |
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persistent identifier |
https://treatment.plazi.org/id/53341027-FF9A-FF98-6A0F-FE0BFCD7FC58 |
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treatment provided by |
Plazi |
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scientific name |
Spiranthes L. C. M. Richard |
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8. Spiranthes L. C. M. Richard View in CoL View at ENA 1
Roots fleshy, more or less tuberous. Spike-axis twisted, so that flowers are arranged in one or more spiral rows. Perianth- segments subequal, free or variously connate or connivent. Flowers fragrant, geniculate or arcuate, the ovary suberect, the perianth and column horizontal. Labellum about equalling the other perianth-segments, oblong, entire. Spur absent. Rostellum deeply 2-fid, with narrow, acute lobes, between which lies the single visicidium; bursicles absent. Anther largely hidden behind rostellum.
.1 Leaves ovate-elliptical, patent, in a basal rosette; cauline leaves reduced to scales 1. spiralis View in CoL
1 Leaves linear-lanceolate to narrowly oblong, ± erect, some of them cauline
2 Flowers in one spiral row; bracts 6-7 mm; leaves obtuse 2. aestivalis View in CoL
2 Flowers in 3 spiral rows; bracts 10-17 mm; leaves acute 3. romanzoffiana View in CoL
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.