Planting Abies religiosa (Sacred fir) seedlings under the shade of pre-existing shrubs (Senecio cinerarioides, narrow green-grayish foliage) as protective "nurse plants". Large trees on background are ...

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Object Details Biogeographical Region 79 - Mexico Central Collector Frank Goode Hawksworth D. Wiens Min. Elevation 3200 Record Last Modified 13 Mar 2019 Specimen Count 1 Collection Date 13 Sep 1969 ...

The migration of the monarch butterfly is one of the wonders of the natural world. Each autumn, a new generation of monarch butterflies is born in the northern United States and southern Canada.