Ingram, S.W. and N.M. Nadkarni. 1993. The distribution and composition of epiphytic organic matter in  a neotropical cloud forest, Costa Rica. Biotropica 25(4): 370-383.

Ingram, S.W. and M.D. Lowman. 1995. The collection and preservation of plant material from the  tropical forest canopy. Pp. 587-603 in M.D. Lowman and N.M. Nadkarni, (eds.), "Forest  Canopies." Academic Press, San Diego, CA.

Ingram, S.W., K. Ferrell-Ingram, and N.M. Nadkarni. 1996. Floristic composition of vascular  epiphytes in a neotropical cloud forest, Monteverde, Costa Rica. Selbyana 17: 88-103.

Ingram, S.W.  In Press (1998).  "Epiphytes of Monteverde," Box 3 in N.M. Nadkarni and N.T.  Wheelwright, (eds.), "The Natural History, Ecology, and Conservation of Monteverde, Costa  Rica." Oxford University Press.

Reports (unpublished):

"An Examination of Castilleja mollis  and its Distribution." A report to The Nature Conservancy, Nipomo  Dunes Preserve/Central Coast and Valley Office, San Luis Obispo, CA. July, 1990.

"Preliminary Epiphyte Surveys of Caracol Archeological Reserve, Belize." Prepared for Bruce and  Carolyn Miller, Wildlife Conservation Society/NYZS by Stephen Ingram and Karen Ferrell- Ingram. October 1993.

"Botanical Survey of the Stevenson, Smith and Sandefur Project Area (Parcel 46-350-13), Tecopa Hot  Springs, Inyo County, CA." Prepared for Pat Smith by Stephen Ingram and Mark Bagley.  September, 1994.

"Sensitive Plant Survey of the Proposed Bishop Paiute Commercial Park Project Site, Bishop, CA."  Prepared for Bishop Paiute Development Corp. by Mark Bagley and Stephen Ingram. July 1995.

"Botanical Survey of Royal Gold Long Valley Project Site, Mono County, CA." Prepared for  Royal Long Valley, Inc., by Stephen Ingram and Mark Bagley. July, 1995.

"Botanical Survey of Portions of the Lodestar Reclaimed Water Line Project Area, Mammoth Lakes,  Mono County, CA." Prepared for Triad/Holmes Associates by Stephen Ingram and Mark  Bagley. December, 1995.

Articles (with photos) in Consumer Publications:
"Costa Rican quest" in American Orchid Society Bulletin 45(1): 2-9. January, 1994.

"Epiphytes of the Monteverde Cloud Forest Reserve." A 64-page booklet written by Stephen W.Ingram,  Karen Ferrell-Ingram, and Nalini M. Nadkarni, with illustrations by Stig Dalstr÷m. Published by  the Bromeliad Identification Center of the Marie Selby Botanical Gardens, Sarasota, FL.  1996.

"Spanish Moss: Untangling the Myths" in Wildlife & Nature: Florida's Outdoor Magazine. 1(5):  6-7.  1997.

"Where Have the Frogs Gone?" in Outdoor California. 58(6): 26-30, November-December 1997.

"Wildflower Glory of the Eastern Sierra" in Sierra Heritage  17(5): 4-9, April 1998.

"Selby Botanical Gardens" in press, for Wildlife & Nature: Florida's Outdoor Magazine. 1998.