Penstemon cardinalis

Worthington, R.D. (2007) Lincoln Naional Forest, Inventory Completion Report, Sensitive Plant Survey, Field Notes. Guadalupe Rabbitbrush Surveys: 2007. Guadalupe RD, Lincaoln NF, USFS. 3 p.

• Ericameria nauseosa var. texensis
• Penstemon cardinalis

Worthington, R.D. (2007) Lincoln National Forest, Inventory Completion Report, Field Notes. Guadalupe Rabbitbrush Surveys. Guadalupe RD, Lincoln NF, USFS. 3 p.

• Penstemon cardinalis
• Ericameria nauseosa var. texensis

Worthington, R.D. (2007) Lincoln National Forest, Sensitive Plant Site Report, Population Site Report, Field Notes. Population % PECAR-3 Revisit. Guadalupe RD, Lincoln NF, USFS. 3 p.

• Ericameria nauseosa var. texensis
• Penstemon cardinalis

Worthington, R. (2007) Lincoln National Forest, Inventory Completion Report, Sensitive Plant Survey. Guadalupe Rabbitbrush Survey, Guadalupe RD, Lincoln NF, USFS. 5 p.

• Aquilegia chrysantha var. chaplinei
• Penstemon cardinalis
• Ericameria nauseosa var. texensis

Worthington, R.D. (2007) Lincoln National Forest, Inventory Completion Report, Field Notes. Guadalupe Rabbitbrush Surveys. Guadalupe RD, Lincoln NF, USFS. 3 p.

• Ericameria nauseosa var. texensis
• Penstemon cardinalis

Worthington, R.D. (2007) Lincoln National Forest, Inventory Completion Report, Sensitive Plant Survey, Field Notes. Guadalupe Rabbitbrush Surveys: 2007. Guadalupe RD, Lincoln NF, USFS. 3 p.

• Ericameria nauseosa var. texensis
• Penstemon cardinalis

Worthington, R.D. (2007) Lincoln National Forest, Inventory Completion Report, Field Notes. Guadalupe Rabbitbrush Surveys: 2007. Guadalupe RD, Lincoln NF, USFS. 4 p.

• Ericameria nauseosa var. texensis
• Penstemon cardinalis

Worthington, R. 1998. Biotic Assessment of Sitting Bull Falls Recreation Aread and Last Chance Canyon, Guadalupe Mountains, Eddy County, New Mexico. USFS

• Ericameria nauseosa var. texensis
• Aquilegia chrysantha var. chaplinei
• Penstemon cardinalis

Barker, Linda M. 2002. Lincoln National Forest inventory completion report, sensitive plant survey field notes for Penstemon cardinalis ssp. cardinalis. 89 p.

• Penstemon cardinalis ssp. Cardinalis
• scarlet penstemon
• Smokey Bear Ranger District
• Lincoln National Forest
• Penstemon cardinalis

Worthington, R.D. (2007). Lincoln National Forest, Sensitive Plant Site Report, Population Site Report, Field Notes. Population # ERNAT-1. Guadalupe RD, Lincoln NF, USFS. 3 p.

• Ericameria nauseosa var. texensis
• Penstemon cardinalis