In some deserts of the world, a series of heavy rains can trigger many species of plant to flower at the same time. Beneath Death Valley lies a massive seed bank of desert wildflowers and when heavy ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Figure A-I. Theobroma cacao subsp.

This is a preview. Log in through your library . Abstract Populations of Oxalis montana Raf. sampled along a mountain slope show definite correlations between certain morphological characters and ...