Elaphoglossum sect. Setosa
publication ID |
https://doi.org/ 10.11646/phytotaxa.353.1.1 |
persistent identifier |
https://treatment.plazi.org/id/03B087D5-FF91-FFF3-E1F7-A40BFF05FF16 |
treatment provided by |
Felipe |
scientific name |
Elaphoglossum sect. Setosa |
status |
|
Key to the Bolivian species of Elaphoglossum sect. Setosa
1 Scales on the abaxial blade surfaces flat (use magnification!); sterile leaves and rhizomes sometimes with white patches or spots; blades simple or pedate (sect. Undulata sensu Mickel & Atehortúa, 1980 ) .................................................................................... 2
– Scales on the abaxial blade surfaces between costae and margins subulate; sterile leaves and rhizomes without white patches or spots; blades simple (sect. Setosa sensu Mickel & Atehortúa, 1980 ) ............................................................................................ 11
2 Blades pedate ................................................................................................................................................................ E. cardenasii View in CoL
– Blades simple .................................................................................................................................................................................... 3
3 Petioles dark brown to castaneous; bases of sterile blades short-decurrent with concave sides ................................. E. papillosum View in CoL
– Petioles stramineous to light brown; bases of sterile blades various ................................................................................................ 4
4 Bases of sterile blades cordate ............................................................................................................................... E. cardioglossum View in CoL
– Bases of sterile blades truncate, rounded, cuneate, or long-decurrent ............................................................................................. 5
5 Sterile blades proliferous at the apices ............................................................................................................................. E. wardiae View in CoL
– Sterile blades not proliferous ............................................................................................................................................................ 6
6 Petioles <1/20 the sterile blade length; white patches on abaxial blades present, restricted to the leaf tissue between veins ............ ........................................................................................................................................................................................ E. zebrinum View in CoL
– Petioles 1/4–1/2 the sterile blade length; white patches on abaxial blades absent or, if present, extending across veins ................ 7
7 Rhizomes long-creeping (but leaves may be clustered at the rhizome apices) ................................................................................ 8
– Rhizomes short- to very short-creeping ........................................................................................................................................... 9
8 Sterile blades 12 – 20 × 3–5 cm, firm to subcoriaceous, clustered at rhizome apices; plants terrestrial or saxicolous ... E. herpestes View in CoL
– Sterile blades 10 – 14 × 1–2 cm, membranaceous, ca. 1 cm apart along the rhizomes; plants usually epiphytic ...... E. squarrosum View in CoL
9 Scales on the abaxial blade surfaces ca. 0.3 mm long, rounded to substellate; petiolar scales spreading, usually reflexed; intersporangial scales lacking ................................................................................................................................... E. beaurepairei View in CoL
– Scales on the abaxial blade surfaces ca. 1 mm long, lanceolate to linear-lanceolate; petiolar scales appressed to spreading; intersporangial scales present ......................................................................................................................................................... 10
10 Bases of sterile blades long-decurrent ............................................................................................................................ E. delasotae View in CoL
– Bases of sterile blades cuneate to rounded ...................................................................................................................... E. notatum View in CoL
11 Apices of sterile blades rounded to acute ....................................................................................................................................... 12
– Apices of sterile blades cuspidate, acuminate, or gradually attenuate ........................................................................................... 13
12 Fertile blades narrowly oblanceolate, often inrolled; adaxial blade scales orangish; fertile leaves about the length of the sterile ones; 200 – 1500 m ....................................................................................................................................................... E. horridulum View in CoL
– Fertile blades round to ovate, flat or conduplicate; adaxial blade scales black to orangish; fertile leaves longer than the sterile ones; (1300 –) 2000 – 3200 m ................................................................................................................................................ E. piloselloides View in CoL
13 Rhizomes long-creeping; rhizome scales widely patent .................................................................................... E. heteromorphum View in CoL
– Rhizomes short- to very short-creeping; rhizome scales appressed to slightly patent ................................................................... 14
14 Sterile blades 2 – 7 cm long, apically proliferous .............................................................................................. E. didymoglossoides View in CoL
– Sterile blades 5–60 cm long, not proliferous .................................................................................................................................. 15
15 Sterile blades 5–15 cm long ........................................................................................................................................................... 16
– Sterile blades 30–60 cm long ......................................................................................................................................................... 19
16 Blades narrow-lanceolate; petioles <1/4 the sterile leaf length ....................................................................................... E. rosettum View in CoL
– Blades oblong to ovate; petioles>1/2 the sterile leaf length .......................................................................................................... 17
17 Sterile blades ovate, apically acuminate, basally cordate .............................................................................................. E. solomonii View in CoL
– Sterile blades oblong to lanceolate, apically cuspidate, basally truncate to subcordate ................................................................. 18
18 Sterile blade bases basally cuneate to rounded; petioles and blades glabrous to sparsely scaly ...................................... E. lindenii View in CoL
– Sterile blade bases basally truncate to subcordate; petioles and blades conspicuously scaly .......................................... E. pilosius View in CoL
19 Petioles with subulate scales and small, glandular hairs 0.1–0.3 mm long .................................................................................... 20
– Petioles with only long subulate scales, lacking glandular hairs .................................................................................................... 21
20 Sterile blades 2.5–4 cm wide ........................................................................................................................................ E. catenatum View in CoL
– Sterile blades 1.5–2.3 cm wide ...................................................................................................................................... E. haynaldii View in CoL
21 Petioles 1/20–1/10 the sterile leaf length; bases of sterile blades long-decurrent ................................................. E. poeppigianum View in CoL
– Petioles ca. 1/3 the sterile leaf length; bases of sterile blades rounded to cuneate ......................................................................... 22
22 Blades linear-lanceolate, basally rounded to truncate ................................................................................................... E. setigerum View in CoL
– Blades lanceolate to elliptic, basally narrowly cuneate .................................................................................................................. 23
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