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Journal article
Re-establishment of Pithecellobium subglobosum in Colombia and Venezuela (Leguminosae, Mimosoideae, tribe Ingeae).
Pithecellobium subglobosum is re-established as a species and P. concinnum and P. larense are referred to its synonymy. A critical analysis of type specimens of Pithecellobium section Pithecellobium from the Neotropic as well as many other herbarium collections shows that P. subglobosum is a morphologically distinct species related to P.... -
Journal article
Evolutionary history of the grass gynoecium.
The grass family (Poaceae) includes cereal crops that provide a key food source for the human population. The food industry uses the starch deposited in the cereal grain, which develops directly from the gynoecium. Morphological interpretation of the grass gynoecium remains controversial. We re-examine earlier hypotheses and studies of morphology...