Top native Conyzinae
119 species, native to the US, ranked by caterpillars, then bees and other hosts, food, flowers and shelter.
-
Horseweed
Erigeron canadensis
caterpillars
22
bees
20
hosts
5
food
28
flowers
284
-
Annual Fleabane
Erigeron annuus
caterpillars
18
bees
8
hosts
4
food
29
flowers
320
-
Philadelphia Fleabane
Erigeron philadelphicus
caterpillars
16
bees
17
hosts
7
food
15
flowers
293
shelter
1
-
Daisy Fleabane
Erigeron strigosus
caterpillars
15
bees
15
hosts
5
food
15
flowers
226
-
Smooth Fleabane
Erigeron glabellus
caterpillars
14
bees
11
hosts
3
food
8
flowers
190
-
Bitter Fleabane
Erigeron acris
caterpillars
14
bees
10
hosts
1
food
16
flowers
156
-
Spreading Fleabane
Erigeron divergens
caterpillars
13
bees
17
hosts
4
food
7
flowers
193
-
Shaggy Fleabane
Erigeron pumilus
caterpillars
13
bees
15
hosts
2
food
4
flowers
153
-
Dwarf Conyza
Erigeron divaricatus
caterpillars
13
bees
6
hosts
4
food
11
flowers
188
-
Robin's-plantain
Erigeron pulchellus
caterpillars
13
bees
6
hosts
3
food
11
flowers
208
-
Cut-leaf Fleabane
Erigeron compositus
caterpillars
12
bees
16
hosts
3
food
3
flowers
155
-
Oakleaf Fleabane
Erigeron quercifolius
caterpillars
12
bees
4
hosts
1
food
7
flowers
201
-
Hyssop-leaved Fleabane
Erigeron hyssopifolius
caterpillars
12
bees
4
hosts
1
food
7
flowers
141
-
Early Whitetop Fleabane
Erigeron vernus
caterpillars
12
bees
2
hosts
1
food
7
flowers
139
-
Aspen Fleabane
Erigeron speciosus
caterpillars
11
bees
17
hosts
2
food
3
flowers
192
-
Subalpine Fleabane
Erigeron glacialis
caterpillars
11
bees
15
hosts
2
food
3
flowers
132
-
Caespitose Fleabane
Erigeron caespitosus
caterpillars
11
bees
9
hosts
2
food
4
flowers
172
-
Coulter's Fleabane
Erigeron coulteri
caterpillars
10
bees
12
hosts
4
food
3
flowers
121
-
Navajo Fleabane
Erigeron concinnus
caterpillars
10
bees
12
hosts
4
food
3
flowers
118
-
Short-rayed Fleabane
Erigeron lonchophyllus
caterpillars
10
bees
12
hosts
3
food
3
flowers
133
-
Three-nerve Fleabane
Erigeron subtrinervis
caterpillars
10
bees
10
hosts
1
food
3
flowers
134
-
Slenderleaf Fleabane
Erigeron tenuis
caterpillars
10
bees
3
hosts
2
food
7
flowers
150
-
Trailing Fleabane
Erigeron flagellaris
caterpillars
9
bees
11
hosts
1
food
3
flowers
143
-
Running Fleabane
Erigeron tracyi
caterpillars
9
bees
8
hosts
3
food
6
flowers
151
-
Large-flower Fleabane
Erigeron grandiflorus
caterpillars
9
bees
8
hosts
1
food
3
flowers
121
-
Western Daisy Fleabane
Erigeron bellidiastrum
caterpillars
9
bees
5
hosts
2
food
4
flowers
135
-
Corpus Christi Fleabane
Erigeron procumbens
caterpillars
9
bees
3
hosts
2
food
7
flowers
129
-
Eaton's Fleabane
Erigeron eatonii
caterpillars
8
bees
14
hosts
2
food
3
flowers
119
-
Western Rayless Fleabane
Erigeron inornatus
caterpillars
8
bees
8
hosts
2
food
1
flowers
84
-
Tall Fleabane
Erigeron elatior
caterpillars
8
bees
8
hosts
1
food
3
flowers
115
-
Sprucefir Fleabane
Erigeron eximius
caterpillars
8
bees
7
hosts
1
food
3
flowers
116
-
Early Bluetop Fleabane
Erigeron vetensis
caterpillars
8
bees
7
hosts
1
food
3
flowers
114
-
Blackhead Fleabane
Erigeron melanocephalus
caterpillars
8
bees
7
hosts
1
food
3
flowers
113
-
Beautiful Fleabane
Erigeron formosissimus
caterpillars
8
bees
7
hosts
1
food
3
flowers
113
-
Hoary Fleabane
Erigeron canus
caterpillars
8
bees
7
hosts
1
food
2
flowers
118
-
Uinta Fleabane
Erigeron uintahensis
caterpillars
8
bees
7
food
3
flowers
107
-
Seaside Daisy
Erigeron glaucus
caterpillars
7
bees
9
hosts
3
food
12
flowers
107
-
Leafy Fleabane
Erigeron foliosus
caterpillars
7
bees
9
hosts
3
food
2
flowers
94
-
Bloomer's Fleabane
Erigeron bloomeri
caterpillars
7
bees
11
hosts
1
food
1
flowers
88
-
Rayless Shaggy Fleabane
Erigeron aphanactis
caterpillars
7
bees
9
hosts
2
food
3
flowers
96
-
Rambling Fleabane
Erigeron vagus
caterpillars
7
bees
9
hosts
2
food
2
flowers
97
-
Thread-leaf Fleabane
Erigeron filifolius
caterpillars
7
bees
10
food
2
flowers
89
-
Desert Yellow Fleabane
Erigeron linearis
caterpillars
7
bees
10
food
1
flowers
110
-
Rock-loving Fleabane
Erigeron petrophilus
caterpillars
7
bees
7
hosts
2
food
1
flowers
76
-
Brewer's Fleabane
Erigeron breweri
caterpillars
6
bees
9
hosts
3
food
2
flowers
80
-
Rockslide Fleabane
Erigeron leiomerus
caterpillars
6
bees
9
hosts
1
food
3
flowers
112
-
Basin Fleabane
Erigeron pulcherrimus
caterpillars
6
bees
9
hosts
1
food
2
flowers
95
-
Engelmann's Fleabane
Erigeron engelmannii
caterpillars
6
bees
10
food
2
flowers
92
-
Wandering Daisy
Erigeron peregrinus
caterpillars
6
bees
10
food
2
flowers
88
-
Longleaf Fleabane
Erigeron corymbosus
caterpillars
6
bees
10
food
2
flowers
85