Botrychium simplex E. Hitchcock (little grapefern) - Colorado Natural ...

Tables:
LIST OF TABLES AND FIGURES
Table 1. Classification of Botrychium simplex after USDA Natural Resources Conservation Service........... 9
Table 2. A partial list of synonyms for Botrychium simplex. ......................................................................... 11
Table 3. Summary information for the varieties of Botrychium simplex....................................................... 12
Table 4. Genetic variability in eastern diploid species of Botrychium subgenus Botrychium....................... 12
Table 5. Hypothetical parents for polyploid species of Botrychium subgenus Botrychium. ......................... 13
Table 6. Diagnostic characteristics for the determination of the “eastern” and “western” types of
Botrychium simplex........................................................................................................................................ 15
Table 7. Known distribution of Botrychium simplex in the western hemisphere. ......................................... 21
Table 8. Land ownership / management status summary for the 50 known occurrences of Botrychium
simplex within the administrative boundary of USDA Forest Service Region 2........................................... 23
Table 9. Land ownership / management status summary for the 50 known occurrences of Botrychium
simplex within the administrative boundary of USDA Forest Service Region 2. ......................................... 32
Table 10. Wetland Indicator Status for Botrychium simplex.......................................................................... 38
Table 11. Associated species reported with Botrychium simplex in USDA Forest Service Region 2. .......... 46
Figures:
Figure 1. The first illustration of Botrychium simplex. .................................................................................. 10
Figure 2. Botrychium simplex sporophytes at Dugout Gulch, Wyoming, Black Hills National Forest after
emergence, and before separation of the trophophore and sporophore. ........................................................ 15
Figure 3. Botrychium simplex var. compositum (“western” simplex) collected on Boreas Pass, Colorado... 16
Figure 4. Botrychium simplex var. tenebrosum from Park County, Wyoming. ............................................. 17
Figure 5. Botrychium simplex var. simplex (“eastern” simplex) from East Inlet, Rocky Mountain National
Park, Colorado. .............................................................................................................................................. 17
Figure 6. Illustration of Botrychium simplex. ................................................................................................ 18
Figure 7. Illustration of Botrychium tenebrosum........................................................................................... 19
Figure 8. Global distribution map of Botrychium simplex............................................................................. 20
Figure 9. Distribution of Botrychium simplex in North America, color-coded by S rank. ............................ 21
Figure 10. The distribution of Botrychium simplex in the states of USDA Forest Service Region 2............ 33
Figure 11. Habitat of Botrychium simplex at Redbank Spring, South Dakota on the Black Hills National
Forest.............................................................................................................................................................. 36
Figure 12. Lifecycle diagram for Botrychium simplex, illustrating the alternation of generations. .............. 44
Figure 13. Hypothetical life cycle graph for Botrychium simplex................................................................. 45
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