Dryopteris

Kessler, Michael, Moran, Robbin C., Mickel, John T., Matos, Fernando B. & Smith, Alan R., 2018, Prodromus of a fern flora for Bolivia. XXXV. Dryopteridaceae, Phytotaxa 353 (1), pp. 448-450 : 448-450

publication ID

https://doi.org/ 10.11646/phytotaxa.353.1.1

persistent identifier

https://treatment.plazi.org/id/03B087D5-FF82-FFE7-E1F7-A2B0FA0EFA64

treatment provided by

Felipe

scientific name

Dryopteris
status

 

Key to the Bolivian species of Dryopteris View in CoL

1 Rachises densely scaly with long, narrow, dark brown scales grading into fibrils; blades 1-pinnate-pinnatisect, with segments truncate at tips ............................................................................................................................................................ D. wallichiana View in CoL

– Rachises glabrous or with a few scales or hairs; blades 1-pinnate-pinnatifid or more divided, with segments rounded at tips ...... 2

2 Pinnae sessile or nearly so; blades 1-pinnate-pinnatifid to rarely 2-pinnate-pinnatifid; proximal pinnae usually reduced ................ .......................................................................................................................................................................................... D. saffordii View in CoL

– Pinnae short- to long-stalked; blades 2-pinnate to 4-pinnate-pinnatifid; proximal pinnae not or hardly reduced ........................... 3

3 Rhizome and petiolar scales flaccid, entire; leaves (50–)70–120(–200) cm long, blades 3-pinnate to 4-pinnate-pinnatifid; pinnules inaequilateral ........................................................................................................................................................... D. flaccisquama View in CoL

– Rhizome and petiolar scales rigid to flat, dentate; leaves 40–75(–90) cm long, blades 2-pinnate to 3-pinnate-pinnatifid; pinnules subequilateral ...................................................................................................................................................................... D. patula View in CoL

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