| |
| | References and resources about Native Plant Ecology |
 | | Hay, Roy; Beckett, Kenneth, (this is the best gardening book ever made, because of that we are missing the title page with the date of around 1974), Reader's Digest Encyclopedia of Garden Plants and Flowers, Edited and Designed by The Reader's Digest Assoc., London |
 | | Hayman,D.S., The Occurrence of Mycorrhiza in Crops as affected by Soil Fertility, in Endomycorrhizae, ed. |
 | | Roy, B.A. Floral mimicry by a plant pathogen. |
| www.laspilitas.com /referenc.htm (8529 words) |
|