Eriosema (De Candolle, 1825) Desvaux, 1826
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publication ID |
https://doi.org/ 10.11646/phytotaxa.263.2.4 |
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persistent identifier |
https://treatment.plazi.org/id/A93787D0-184B-181F-FF00-FE00FA1752F7 |
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treatment provided by |
Felipe |
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scientific name |
Eriosema |
| status |
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Key to the species of Eriosema View in CoL in Mato Grosso do Sul, Brazil
1 Leaves unifoliolate ............................................................................................................................................................................ 2
- Leaves trifoliolate.............................................................................................................................................................................. 6
2 Stipules free........................................................................................................................................................................................3
- Stipules fully or partially fused ..........................................................................................................................................................4
3 Racemes 3–5 cm long, with 3–5 flowers, pubescent........................................................................................... E. obovatum Benth. View in CoL
- Racemes 7–15 cm long, with 6–10 flowers, villous............................................................................................................. E. grearii View in CoL
4 Stipules deciduous; leaflets conspicuously variable in size on the same plant ............................ E. benthamianum Mart. ex Benth. View in CoL
- Stipules persistent; leaflets usually uniform in size on the same plant ..............................................................................................5
5 Racemes with 2–7 flowers, usually shorter than mature leaves....................................................... E. simplicifolium (DC.) G.Don View in CoL
- Racemes with 8–20 flowers, usually longer than mature leaves................................................................. E. heterophyllum Benth. View in CoL
6 Flowers 21–30 mm long........................................................................................................................................... E. riedelii Benth. View in CoL
- Flowers up to 18 mm long..................................................................................................................................................................7
7 Leaflets usually less than five times as long as wide .........................................................................................................................8
- Leaflets usually more than five times as long as wide .................................................................................................................... 10
8 Stems glabrescent or cinereous-pubescent ..................................................................................................... E. platycarpon Micheli View in CoL
- Stems yellowish, rufous- or ferruginous-pubescent ...........................................................................................................................9
9 Plants densely rufous-pilose or ferruginous-pubescent............................................................................... E. rufum (Kunth) G.Don View in CoL
- Plants yellow-pubescent ...................................................................................................................................... E. campestre Benth. View in CoL
10 Leaflets elliptic to narrowly elliptic, the standard with a retuse apex ................................................... E. tacuaremboense Arechav. View in CoL
- Leaflets linear, lanceolate or rarely narrowly elliptic; the standard with an apiculate apex ............................................................11
11 Stems whitish to cinereous-pubescent.................................................................................................................... E. strictum Benth. View in CoL
- Stems ferruginous or rufous-pubescent ............................................................................................................................................12
12 Racemes with 4–5 flowers....................................................................................................................... E. crinitum (Kunth) G.Don View in CoL
- Racemes with more than 8 flowers .................................................................................................................. E. longifolium Benth. View in CoL
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