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Summary Tephrosia macbrideana R. T. Queiroz, G. P. Lewis & A. M. G. Azevedo (Leguminosae, Papilionoideae), a new species from Peru, in subgenus Tephrosia, is described and illustrated. The taxon is morphologically similar to T. cinerea (L.) Pers., but differs mainly by the type of indumentum on the branches and by leaflet morphology.
Seed morphology was studied using scanning electron microscopy in 13 species, one subspecies and one forma of Tephrosia Pers. (Leguminosae, Papilionoideae, Millettieae) occurring in South America. Macromorphological and micromorphological characters were examined, including seed form, colour and size, testa pattern, reticulum anticlinal wall, boundaries of anticlinal wall and hilum form. Crested and...
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