1) Density Gradient of Native Vascular Plant Species per 10,000
km². BONAP©2015
2) Density Gradient of Native Vascular Plant Species per 10,000
km². BONAP©2015
3) Density Gradient of Native Vascular Plant Families (APG
optional family splits) per 10,000 km². BONAP©2015
4) Density Gradient of Native Vascular Plant Families (sensu APG
III) per 10,000 km². BONAP©2015
rank 005 Rumex crispus
6) Density Gradient of (Native plus Exotic plus Adventive) Vascular
Plant Species per 10,000 km². BONAP©2015
7) Number of Documented Vascular Plant Species (Native,
Adventive, plus Exotic) by County. BONAP©2015
8) Number of Documented Native plus Adventive Vascular Plant
Species by County. BONAP©2015. BONAP©2015
9) Percentage of Vascular Plant Species that are Native.
BONAP©2015
10) Density Gradient of Exotic Vascular Plant Species per 10,000 km². BONAP©2015
11) Number of Documented Exotic Vascular Plant Species by County. BONAP©2015
12) Percent of County Floras Comprising Exotic Vascular Plant Species. BONAP©2015
13) Density Gradient of Adventive Vascular Plant Species per 10,000 km². BONAP©2015
14) Density Gradient of “Endemic” (Range Limited <50,000 km²) Plant Species per 10,000 km². BONAP©2015
15) Density Gradient of “Endemic” (Range Limited <15,000 km²) Plant Taxa per 2,500 km². BONAP©2015
16) Number of Documented United States Endemic Vascular Plant Species by County. BONAP©2015
17) Density Gradient of State Endemic Plant Species per 10,000 km². BONAP©2015
18) Density Gradient of State Endemic Plant Taxa per 2,500 km². BONAP©2015
19) Number of Documented State Endemic Vascular Plant Species by County. BONAP©2015
20) Density Gradient of Native Vascular Plant Species per 2,500 km². BONAP©2015
21) Species Area Relationship between 2,500 km² and 10,000 km² (z = log(species)/log(Area)). BONAP©2015
22) Plant Collection Efficiency (documented ranges relative to projected species ranges). BONAP©2015
23) US Counties (in blue) with extensive floristic surveys/inventories plus those that house significant plant collections (herbaria/museums). BONAP©2015
24) Density Gradient of Native Spore Dispersed Vascular Plant (Ferns and Lycophytes) Species per 10,000 km². BONAP©2015
25) Density Gradient of Native Lycophyte Species per 10,000 km². BONAP©2015
26) Density Gradient of Native Leptosporangiate Fern Species per 10,000 km². BONAP©2015
27) Number of Documented Native Fern Species by County. BONAP©2015
28) Density Gradient of Native Gymnosperm Species per 10,000 km². BONAP©2015
29) Density Gradient of Native Non-Pinus Pinaceae Species per 10,000 km². BONAP©2015
30) Density Gradient of Native Pine (Pinus) Species per 10,000 km². BONAP©2015
31) Density Gradient of Native Non-Juniperus Cupressaceae Species per 10,000 km². BONAP©2015
32) Density Gradient of Native Juniperus Species per 10,000 km². BONAP©2015
33) Density Gradient of Native Dicot Species per 10,000 km². BONAP©2015
34) Density Gradient of Native Paleodicot (primitive dicot grade) Species per 10,000 km². BONAP©2015
35) Density Gradient of Native Magnoliaceae Species per 10,000 km². BONAP©2015
36) Density Gradient of Native Monocot Species per 10,000 km². BONAP©2015
37) Density Gradient of Native Cyperaceae Species per 10,000 km². BONAP©2015
38) Density Gradient of Native C4 Sedge Species per 10,000 km². BONAP©2015
39) Density Gradient of Native Carex Species per 10,000 km². BONAP©2015
40) Density Gradient of Native Grass (Poaceae) Species per 10,000 km². BONAP©2015
41) Percentage Grass Species Among Native Vascular Plants. BONAP©2015
42) Density Gradient of Native C4 Grass Species per 10,000 km². BONAP©2015
43) Percentage C4 Species Among Native Grasses. BONAP©2015
44) Number of Documented Native Poaceae Species by County. BONAP©2015
45) Density Gradient of Native Bamboo Species per 10,000 km². BONAP©2015
46) Density Gradient of Native Woody Monocot Species per 10,000 km². BONAP©2015
47) Density Gradient of Native Palm (Arecaceae) Species per 10,000 km². BONAP©2015
48) Density Gradient of Native Woody Agavaceae Species per 10,000 km². BONAP©2015
49) Density Gradient of Native Bromeliaceae Species per 10,000 km². BONAP©2015
50) Density Gradient of Native Epiphytic Species (including parasites) per 10,000 km². BONAP©2015
51) Density Gradient of Native Free-living Epiphytic Species per 10,000 km². BONAP©2015
52) Density Gradient of Native Orchid (Orchidaceae) Species per 10,000 km². BONAP©2015
53) Density Gradient of Native Trillium (Trilliaceae) Species per 10,000 km². BONAP©2015
54) Density Gradient of Native Eudicot Clade Species per 10,000 km². BONAP©2015
55) Density Gradient of Native Fabaceae Species per 10,000 km². BONAP©2015
56) Density Gradient of Native Astragalus Species per 10,000 km². BONAP©2015
57) Density Gradient of Native Rosaceae Species per 10,000 km². BONAP©2015
58) Density Gradient of Native Crataegus Species per 10,000 km². BONAP©2015
59) Density Gradient of Native Rubus Species per 10,000 km². BONAP©2015
60) Density Gradient of Native Betulaceae Species per 10,000 km². BONAP©2015
61) Density Gradient of Native Juglandaceae Species per 10,000 km². BONAP©2015
62) Density Gradient of Native Non-Quercus Fagaceae Species per 10,000 km². BONAP©2015
63) Density Gradient of Native Oak (Quercus) Species per 10,000 km². BONAP©2015
64) Density Gradient of Native Acer Species per 10,000 km². BONAP©2015
65) Density Gradient of Native Salix Species per 10,000 km². BONAP©2015
66) Density Gradient of Native Crassulaceae Species per 10,000 km². BONAP©2015
67) Density Gradient of Native Caryophyllales Species per 10,000 km². BONAP©2015
68) Density Gradient of Native Cactus (Cactaceae) Species per 10,000 km². BONAP©2015
69) Density Gradient of Native Eriogonum Species per 10,000 km². BONAP©2015
70) Density Gradient of Native Asterid Clade Species per 10,000 km². BONAP©2015
71) Density Gradient of Native Asteraceae Species per 10,000 km². BONAP©2015
72) Density Gradient of Native Liatris Species per 10,000 km². BONAP©2015
73) Density Gradient of Native Orobanchaceae Species per 10,000 km². BONAP©2015
74) Density Gradient of Native Parasitic Plant (including hemiparasites and achlorophyllous mycotrophs) Species per 10,000 km². BONAP©2015
75) Density Gradient of Native Penstemon Species per 10,000 km². BONAP©2015
76) Density Gradient of Native Ericaceae Species per 10,000 km². BONAP©2015
77) Density Gradient of Native Carnivorous Plant Species per 10,000 km². BONAP©2015
78) Density Gradient of Native Wetland Plant Species per 10,000 km². BONAP©2015
79) Number of Documented Native Wetland (OBL, FACW) Species by County. BONAP©2015
80) Percentage Wetland Species Among Native Vascular Plants. BONAP©2015
81) Density Gradient of Native Annual Plant Species per 10,000 km². BONAP©2015
82) Density Gradient of Native Perennial plus Biennial Plant Species per 10,000 km². BONAP©2015
83) Density Gradient of Native Woody Plant Species per 10,000 km². BONAP©2015
84) Number of Documented Native Woody Species by County. BONAP©2015
85) Density Gradient of Native Evergreen Woody Plant Species per 10,000 km². BONAP©2015
86) Percentage Evergreen Species Among Native Woody Plants. BONAP©2015
87) Density Gradient of Native Woody Vine Species per 10,000 km². BONAP©2015
88) Density Gradient of Native Shrub (<5 m tall) Species per 10,000 km². BONAP©2015
89) Number of Documented Native Shrub Species by County. BONAP©2015
90) Density Gradient of Native Dwarf Shrub (<50 cm) plus Subshrub Species per 10,000 km². BONAP©2015
91) Density Gradient of Native Medium to Large Shrub (0.5-5 m tall) Species per 10,000 km². BONAP©2015
92) Density Gradient of Native Tree (>5 m tall) Species per 10,000 km². BONAP©2015
93) Density Gradient of Native Small Tree (5-15 m tall) Species per 10,000 km². BONAP©2015
94) Density Gradient of Native Medium to Large Tree (>15 m tall) Species per 10,000 km². BONAP©2015
95) Number of Documented Native Tree Species by County. BONAP©2015
96) Density Gradient of Native Broadleaf Evergreen Tree and Shrub (> 50 cm tall) Species per 10,000 km². BONAP©2015
97) Density Gradient of Native Broadleaf Deciduous Tree and Shrub (> 50 cm tall) Species per 10,000 km². BONAP©2015
98) Density Gradient of Native Vascular Plant Species per 10,000 km² (EPA Ecoregions Template). BONAP©2015
99) Density Gradient of Native Vascular Plant Species per 10,000 km² (Watersheds Template). BONAP©2015
100) Density Gradient of Native Vascular Plant Species per 10,000 km² (HUC Watershed, USFS Ecoregion, and EPA Ecoregion as templates averaged). BONAP©2015
101) Density Gradient of Native Vascular Plant Species per 2,500 km² (HUC Watershed, USFS Ecoregion, and EPA Ecoregion as templates averaged). BONAP©2015
102) Native Vascular Plant Species per 10,000 km² by USFS Ecoregion. BONAP©2015
103) Floristic Similarity (Sorensen coefficient) of Native Flora among USFS Ecoregion Sections using Cluster Analysis (UPGMA). BONAP©2015
104) Density Gradient of Native Pollen Allergen Species per 10,000 km². BONAP©2015
105) Percentage Pollen Allergens among Native Vascular Plant Species. BONAP©2015
106) Density Gradient of Spring Flowering Native Pollen Allergen Species per 10,000 km². BONAP©2015
107) Density Gradient of Summer Flowering Native Pollen Allergen Species per 10,000 km². BONAP©2015
108) Density Gradient of Fall Flowering Native Pollen Allergen Species per 10,000 km². BONAP©2015
109) Density Gradient of Winter Flowering Native Pollen Allergen Species per 10,000 km². BONAP©2015
110) Number of Documented Native Range Limited (<15,000 km²) Vascular Plant Species by County. BONAP©2015
111) Number of Documented Extinct or Possibly Extinct Vascular Plant Species by County. BONAP©2015
112) Number of Documented Native Halophyte Vascular Plant Species by County. BONAP©2015
113) Number of Documented Named Hybrid (Native plus Exotic) Vascular Plant Species by County. BONAP©2015
114) Approximate Percentage of Native Vascular Plant Collection Saturation (documented records versus expected species range continuity). Counties showing <80% are in great need of collecting; those showing <60% are some of our poorest collected counties; those showing 30% or less, appear to be hopeless. BONAP©2015
115) Number of Documented Native Serpentine-tolerant Vascular Plant Species by County. BONAP©2015
116) Number of Documented Native Vascular Plant Species by County. BONAP©2015
117) Number of Expected Vascular Plant Species by County (based on species range continuity). BONAP©2015
118) Density Gradient of Native Asclepias Species per 10,000 km². BONAP©2015