Begonia Section Pilderia (Klotzsch) A. de Candolle, 1859
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publication ID |
https://doi.org/ 10.11646/phytotaxa.307.1.1 |
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persistent identifier |
https://treatment.plazi.org/id/074FC101-DF6B-FF94-FF66-53DC4DAA4D97 |
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treatment provided by |
Felipe |
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scientific name |
Begonia Section Pilderia |
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Key to the Species of Begonia Section Pilderia
1a. Leaf lamina transverse to the petiole, ovate, palmate-pinnate nerved...............................................................................................2
1b. Leaf lamina continuing in the direction of the petiole, lanceolate, pinnately nerved........................................................................3
2a. Stem not branching; inflorescence glabrous throughout; largest fruit wing apex acute ....................................... Begonia jenmanii View in CoL
2b. Stem branching; inflorescence glabrous to densely glandular villous at the apex; largest fruit wing apex truncate to abruptly rounded............................................................................................................................................................... Begonia glandulifera View in CoL
3a. Stem erect, succulent, with adventitious roots only at the lowest nodes........................................................... Begonia buddleiifolia View in CoL
3b. Stem repent, rhizomatous or thin and wiry, with adventitious roots at all nodes.............................................................................. 4
4a. Stem rhizomatous, unbranched, internodes to 1 cm .......................................................................................................................... 5
4b. Stem thin and wiry, frequently branching, internodes 1.5–7 cm .......................................................................... Begonia humillima View in CoL
5a. Leaf blade cuneate on both sides of the blade, upper surface with sparse, simple pubescence; petioles 1.5–8 cm ............................. ......................................................................................................................................................................... Begonia mariannensis View in CoL
5b. Leaf blade cuneate on the narrow side of the blade, rounded on the narrow side of the blade, upper surface with dense stellate, glandular pubescence; petioles> 1.5 cm ................................................................................................................ Begonia tepuiensis View in CoL
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