Jamesonia (A. Tryon, 1962)
publication ID |
https://doi.org/ 10.11646/phytotaxa.332.3.1 |
persistent identifier |
https://treatment.plazi.org/id/038F87DD-FFF8-793B-FF49-FA52FA1AF8F8 |
treatment provided by |
Felipe |
scientific name |
Jamesonia |
status |
|
Key to the Bolivian species of Jamesonia View in CoL
1 Blade apices much narrower than the mid-blades, worm-like ................................................................................... J. scammanae View in CoL
- Blade apices as broad as or broader than the mid-blades ................................................................................................................. 2
2 Rachis hairs dark reddish brown, only moderately dense even at the apices, <50% as long as the pinnae; pinnae in the plane of the blade ............................................................................................................................................................................. J. blepharum View in CoL
- Rachis hairs yellowish to dark orange, dense at least at the apices,>50% as long as the pinnae; pinnae usually canted perpendicular to the plane of the blade .................................................................................................................................................................... 3
3 Inrolled blade apices 5–9 mm in diameter ....................................................................................................................................... 4
- Inrolled blade apices 2–4 mm in diameter ....................................................................................................................................... 5
4 Blades ± the same width throughout; all rachis hairs yellowish ....................................................................................... J. alstonii View in CoL
- Blades continuously widening toward the apices; rachis hairs at apices chestnut, contrasting with the yellowish hairs lower down ........................................................................................................................................................................................... J. goudotii View in CoL
5 Pinnae adaxially with long hairs, especially along the margins .................................................................................... J. peruviana View in CoL
- Pinnae adaxially glabrous or with glandular hairs ........................................................................................................................... 6
6 Pinnae adaxially glabrous ............................................................................................................................................ J. brasiliensis View in CoL
- Pinnae adaxially with glandular hairs ................................................................................................................................ J. scalaris View in CoL
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