Brachypterum (Wight & Arnott, 1834) Bentham, 1837
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publication ID |
https://doi.org/ 10.11646/phytotaxa.584.4.2 |
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DOI |
https://doi.org/10.5281/zenodo.7663407 |
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persistent identifier |
https://treatment.plazi.org/id/604187D9-E07F-FFB1-CA86-FC71FA3DF0CD |
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treatment provided by |
Plazi |
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scientific name |
Brachypterum |
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Key to species of the genus Brachypterum View in CoL View at ENA
1 Trees ...................................................................................................................................................................................................2
- Scandent shrubs..................................................................................................................................................................................4
2 Leaflets 19–43, terminal ones 0.5–0.9 cm wide; corolla purplish; pods glabrescent...................................... B. microphyllum Miq. View in CoL
- Leaflets 7–25, terminal ones 0.9–2.6 cm wide; corolla white to pale pink; pods sericeous ..............................................................3
3 Bracts subtending inflorescence 5–10 mm long; ovules 2–4; pods with 1–2 seeds; restricted to Philippines..................................... .............................................................................................................................................. B. cumingii (Benth.) Adema & Sirich. View in CoL
- Bracts subtending inflorescence usually less than 1 mm long, rarely 3 mm long; ovules 7–11; pods usually with 3–6 seeds; not from Philippines.......................................................................................................... B. robustum (Roxb. ex DC.) Dalzell & A. Gibson View in CoL
4 Leaflets 5–9, terminal ones usually more than 7 cm wide; brachyblast absent; standard petal tomentose outside, with 2 small basal callosities ............................................................................................................... B. koolgibberah (F.M.Bailey) Adema & Sirich. View in CoL
- Leaflets 7–19, terminal ones usually less than 5 cm wide; brachyblast present; standard petal glabrous or sparsely pubescent outside, with no callosities .................................................................................................................................................................5
5 Inflorescences 3–6 cm long, with 2–3 flowers per brachyblast; corolla pale greenish........................................................................ ............................................................................................................................................. B. thorelii (Gagnep.) Adema & Sirich. View in CoL
- Inflorescences 10–40 cm long, with 3 or more flowers per brachyblast; corolla white, pink or purple ............................................6
6 Leaflets 13–19; pods usually more than 3 seeds .......................................................... B. eriocarpum (F.C.How) Adema & Sirich. View in CoL
- Leaflets 7–13; pods usually with 1–2 seeds .......................................................................................................................................7
7 Leaflets densely sericeous below .......................................................................................................................................................8
- Leaflets glabrescent or sparsely pubescent below..............................................................................................................................9
8 Pods tomentose, with a 4–6 mm long stipe ..................................................................... B. involutum (Sprague) Adema & Sirich. View in CoL
- Pods glabrescent or sparsely pubescent, withan about 2.5 mm long stipe ............... B. pseudinvolutum (Verdc.) Adema & Sirich. View in CoL
9 Terminal leaflets obtuse at apex, usually retuse; stipels present, or sometimes inconspicuous; pods 0.8–1.2 cm wide (mean: 1.0 cm)............................................................................................................................................................. B. scandens (Roxb.) Miq. View in CoL
- Terminal leaflets acuminate at apex; stipels absent; pods 1–2.2 cm wide .......................................................................................10
10 Leaflets 5–7, terminal ones 8–11 cm long; pods 1–1.5 cm wide, without stipes ........... B. philippinense (Merr.) Adema & Sirich. View in CoL
- Leaflets 9–11, terminal ones 4.8–6 cm long; pods 1.4–2.2 cm wide, with a 4–9 mm long stipe......................................................... ..................................................................................................................................... B. submontanum (Verdc.) Adema & Sirich. View in CoL
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