| 5308070 |
Seed(s) |
|
| 5308069 |
Plant(s) |
Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 2: 502. |
| 5456104 |
Foliage |
|
| 5456096 |
Plant(s) |
|
| 5456097 |
Foliage |
|
| 5456109 |
Foliage |
|
| 5456132 |
Foliage |
|
| 5456174 |
Foliage |
|
| 5456177 |
Foliage |
|
| 5456183 |
Stem(s) |
|
| 5456108 |
Foliage |
|
| 5456144 |
Foliage |
|
| 5456145 |
Foliage |
|
| 5456161 |
Foliage |
|
| 5476755 |
Stem(s) |
Showing 'thorn' at the end of the stem |
| 5476753 |
Stem(s) |
Showing the 'thorn' at the end of the stem |
| 5476754 |
Foliage |
|
| 5468291 |
Fruit(s) |
Fruit in winter |
| 5474411 |
Twig(s)/Shoot(s) |
Rhamnus cathartica; note approx. 3-4 pairs of veins per leaf and sub-opposite leaf arrangement |
| 5473426 |
Flower(s) |
Rhamnus cathartica (common buckthorn) |
| 5473965 |
Foliage |
Rhamnus cathartica (common/European buckthorn) - note subopposite leaf arrangement, a characteristic trait |
| 5468308 |
Plant(s) |
Late October, buckthorn stays green late into the fall. |
| 5468309 |
Plant(s) |
Understory buckthorn infestation, buckthorn stays green late into the fall |
| 5468290 |
Fruit(s) |
|
| 5456122 |
Flower(s) |
|
| 5456125 |
Flower(s) |
|
| 5456126 |
Flower(s) |
|
| 5456186 |
Bark |
|
| 5456162 |
Foliage |
|
| 5456148 |
Flower(s) |
|
| 5456149 |
Flower(s) |
|
| 5456134 |
Flower(s) |
|
| 5456135 |
Flower(s) |
|
| 5456146 |
Flower(s) |
|
| 5456147 |
Flower(s) |
|
| 5456123 |
Flower(s) |
|
| 5456124 |
Flower(s) |
|
| 5456133 |
Foliage |
|
| 5456127 |
Flower(s) |
|
| 5456128 |
Flower(s) |
|
| 5456129 |
Flower(s) |
|
| 5456102 |
Flower(s) |
|
| 5456103 |
Flower(s) |
|
| 5456105 |
Flower(s) |
|
| 5456106 |
Flower(s) |
|
| 5456107 |
Flower(s) |
|
| 5456121 |
Floret(s) |
|
| 5456100 |
Foliage |
|
| 5456101 |
Flower(s) |
|
| 5456087 |
Bark |
|
| 5456182 |
Foliage |
|
| 5456172 |
Fruit(s) |
|
| 5456173 |
Fruit(s) |
|
| 5456178 |
Fruit(s) |
|
| 5456180 |
Foliage |
|
| 5456163 |
Foliage |
|
| 5456164 |
Foliage |
|
| 5456165 |
Foliage |
|
| 5456166 |
Foliage |
|
| 5456153 |
Bark |
|
| 5456156 |
Foliage |
|
| 5456157 |
Foliage |
|
| 5456150 |
Bark |
|
| 5456151 |
Bark |
|
| 5456152 |
Bark |
|
| 5456130 |
Foliage |
|
| 5456131 |
Foliage |
|
| 5456114 |
Bark |
|
| 5456115 |
Bark |
|
| 5456116 |
Bark |
|
| 5456117 |
Bark |
|
| 5456118 |
Bark |
|
| 5456088 |
Bark |
|
| 5456089 |
Bark |
|
| 5456092 |
Foliage |
|
| 5456093 |
Foliage |
|
| 5456099 |
Foliage |
|
| 5456086 |
Bark |
|
| 5454174 |
Fruit(s) |
European buckthorn (Rhamnus cathartica) winter twig and fruit; note sub-opposite lateral buds and dead twig tip |
| 5437103 |
Seed(s) |
|
| 5437101 |
Seed(s) |
|
| 5437102 |
Seed(s) |
|
| 1334024 |
Bark |
Young Stem. South Dakota |
| 1334025 |
Feature(s) |
Pointed "buckthorn" at the end of a stem. South Dakota |
| 1330017 |
Flower(s) |
|
| 1330020 |
Foliage |
Leaves often exhibit a curled or crimped look at the tip. |
| 1330016 |
Flower(s) |
|
| 1334005 |
Infestation |
On left with bush honeysuckle on right. |
| 1330018 |
Flower(s) |
|
| 0008184 |
Fruit(s) |
|
| 1334007 |
Feature(s) |
Pointed "buckthorn" at the end of the stem. |
| 1330019 |
Flower(s) |
|
| 1334008 |
Bark |
|
| 1334009 |
Bark |
Orange-colored underbark. |
| 1334006 |
Foliage |
Story, County, IA |
| 1334004 |
Foliage |
|
| 5399541 |
Bark |
tree trunk |
| 5399542 |
Bark |
tree trunk |
| 5399543 |
Bark |
tree trunk |
| 5396342 |
Foliage |
sprout;fruit; |
| 5396341 |
Fruit(s) |
sprout; leaf |
| 5396338 |
Foliage |
|
| 5396339 |
Foliage |
fruit |
| 5396181 |
Fruit(s) |
foliage |
| 5396126 |
Tree(s) |
habitat |
| 5399725 |
Foliage |
with flower |
| 5399724 |
Flower(s) |
|
| 5049043 |
Foliage |
Leaves of common buckthorn. |
| 5049044 |
Foliage |
Leaves of common buckthorn. |
| 5392497 |
Foliage |
Foliage II |
| 5392501 |
Infestation |
Invasion |
| 5392500 |
Plant(s) |
Leafing out |
| 5392499 |
Fruit(s) |
Fruit II |
| 5392496 |
Bark |
Orange tissue |
| 5392498 |
Fruit(s) |
Fruit III |
| 5392494 |
Plant(s) |
Foliage I |
| 5392495 |
Fruit(s) |
Fruit I |
| 5274026 |
Foliage |
Fruit and leaves (note incurved veins) |
| 5274024 |
Fruit(s) |
|
| 5371348 |
Flower(s) |
|
| 5371349 |
Flower(s) |
|
| 5371350 |
Flower(s) |
|
| 5341022 |
Flower(s) |
buds |
| 5341023 |
Fruit(s) |
|
| 5341024 |
Fruit(s) |
|
| 5341025 |
Fruit(s) |
|
| 5341026 |
Fruit(s) |
|
| 5341020 |
Fruit(s) |
|
| 5341021 |
Fruit(s) |
|
| 5308071 |
Seed(s) |
|
| 5274025 |
Flower(s) |
Staminate flowers |
| 5274027 |
Flower(s) |
Pistillate Flowers |
| 1480379 |
Tree(s) |
Rhamnus cathartica; common buckthorn |
| 1480380 |
Tree(s) |
Rhamnus cathartica; common buckthorn |
| 1480381 |
Tree(s) |
Rhamnus cathartica; common buckthorn |
| 1480382 |
Foliage |
Rhamnus cathartica; common buckthorn |
| 1480383 |
Tree(s) |
Rhamnus cathartica; common buckthorn |
| 0008306 |
Foliage |
|
| 0008307 |
Foliage |
|
| 0008477 |
Feature(s) |
Leaf scars and buds |
| 1334023 |
Twig(s)/Shoot(s) |
Sub-opposite arrangement. South Dakota |
