johnsongrass
Sorghum halepense (L.) Pers.
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| Taxonomic Rank: Liliopsida > Cyperales > Poaceae > Sorghum |
| Taxonomic Synonym(s): Holcus halepensis (L.) Pers. Sorghum miliaceum (L.) Pers. |
| Category: Plants: Grass or Grasslike |
131 Records | View Thumbnails |
| Image | Descriptor | Description |
|---|---|---|
| 0581065 | Flower(s) | |
| 0581066 | ||
| 1120381 | Plant(s) | June. Photo from Forest Plants of the Southeast and Their Wildlife Uses by J.H. Miller and K.V. Miller, published by The University of Georgia Press in cooperation with the Southern Weed Science Society. |
| 1120382 | Foliage | June. Photo from Forest Plants of the Southeast and Their Wildlife Uses by J.H. Miller and K.V. Miller, published by The University of Georgia Press in cooperation with the Southern Weed Science Society. |
| 1120383 | Flower(s) | July. Photo from Forest Plants of the Southeast and Their Wildlife Uses by J.H. Miller and K.V. Miller, published by The University of Georgia Press in cooperation with the Southern Weed Science Society. |
| 1120384 | Feature(s) | Ligule. September. Photo from Forest Plants of the Southeast and Their Wildlife Uses by J.H. Miller and K.V. Miller, published by The University of Georgia Press in cooperation with the Southern Weed Science Society. |
| 1195034 | Fruit(s) | Ventral view of spikelets with pedicel and rachis segment |
| 1265102 | Plant(s) | |
| 1299122 | Control | Ropewick applicator |
| 1391333 | Field | |
| 1392225 | Flower(s) | |
| 1459233 | Fruit(s) | |
| 1459234 | Infestation | |
| 1459235 | Plant(s) | |
| 1459236 | Seedling(s) | |
| 1459237 | Feature(s) | Roots |
| 1459238 | Plant(s) | |
| 1459239 | Feature(s) | Ligule |
| 1459240 | Feature(s) | Roots |
| 1459241 | Plant(s) | |
| 1459242 | Feature(s) | Rhizomes |
| 1459243 | Plant(s) | |
| 1459244 | Feature(s) | Leaf collar region |
| 1459245 | Fruit(s) | |
| 1459246 | Feature(s) | |
| 1550052 | Flower(s) | |
| 1550053 | Feature(s) | leaf attachment |
| 1550054 | Root(s) | rhizomes |
| 1550055 | Seed(s) | |
| 1550056 | Seedling(s) | |
| 1550057 | Infestation | |
| 1551073 | Flower(s) | |
| 1551074 | Feature(s) | |
| 1551075 | Foliage | |
| 1551076 | Root(s) | |
| 1551077 | Root(s) | rhizomes |
| 1556471 | Fruit(s) | |
| 1556472 | Fruit(s) | |
| 1556473 | Fruit(s) | |
| 1556475 | Seed(s) | |
| 1556477 | Stem(s) | at leaf axil |
| 1556479 | Plant(s) | |
| 1556480 | Foliage | showing leaf axil and single white stripe on center of leaf |
| 1556481 | Feature(s) | ligule |
| 1556482 | Feature(s) | ligule |
| 1556483 | Feature(s) | single white stripe along mid-rib of leaf |
| 1556485 | Root(s) | |
| 1556487 | Flower(s) | |
| 1556489 | Flower(s) | |
| 1556490 | Root(s) | |
| 1556491 | Plant(s) | |
| 1556492 | Plant(s) | |
| 1556493 | Plant(s) | |
| 1556495 | Plant(s) | |
| 1556496 | Flower(s) | |
| 1556498 | Root(s) | |
| 1556499 | Root(s) | |
| 1556500 | Feature(s) | leaf axil and single white stripe along mid-rib of leaf |
| 1556501 | Feature(s) | |
| 1556504 | Plant(s) | |
| 1556505 | Seedling(s) | |
| 1556506 | Root(s) | |
| 1556507 | Feature(s) | single white stripe on mid-rib of leaf |
| 1624073 | Plant(s) | Was introduced from eastern Europe into Alabama in the 1830s as a pasture forage, has become a serious weed of row crops such as cotton and corn throughout the United States. |
| 1624081 | Infestation | Invasive plants complicate roadise begetation management programs, create safety hazards by obscuring visibility and increasing the intensity of roadsidefires, and provide seed sources for infestation of adjacent fields. |
| 2100036 | Plant(s) | |
| 2149083 | Feature(s) | Stem |
| 2149084 | Feature(s) | Roots |
| 2149085 | Feature(s) | Roots |
| 2149086 | Feature(s) | Plant base |
| 2149087 | Feature(s) | Ligule |
| 2149088 | Plant(s) | |
| 2149089 | Plant(s) | |
| 2149090 | Feature(s) | Plant base |
| 2149091 | Feature(s) | Plant base |
| 2149092 | Feature(s) | Ligule |
| 2149093 | Feature(s) | Stem |
| 2149094 | Foliage | |
| 2149095 | Feature(s) | Stem |
| 2149096 | Feature(s) | Ligule |
| 2155066 | Infestation | |
| 2308021 | Infestation | Large infestation in September |
| 5138045 | Seed(s) | |
| 5138046 | Seed(s) | |
| 5160059 | Flower(s) | seed head |
| 5160060 | Flower(s) | seed heads |
| 5160061 | Plant(s) | habit |
| 5160062 | Plant(s) | plant |
| 5246043 | Root(s) | |
| 5246044 | Stem(s) | |
| 5246045 | Plant(s) | |
| 5246046 | Fruit(s) | |
| 5307057 | Diagram or Graphic | Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 1: 121. |
| 5309001 | Diagram or Graphic | Hitchcock, A.S. (rev. A. Chase). 1950. Manual of the grasses of the United States. USDA Misc. Publ. No. 200. Washington, DC. |
| 5309002 | Fruit(s) | |
| 5358454 | Seedling(s) | Johnsongrass (Sorghum halepense) seedlings in an onion field. |
| 5358455 | Seedling(s) | Johnsongrass (Sorghum halepense) seedlings in an onion field. |
| 5358456 | Seedling(s) | Johnsongrass (Sorghum halepense) seedlings in an onion field. |
| 5361009 | Plant(s) | Johngrass on a pole bean field as a weed. |
| 5361786 | Plant(s) | Johnsongrass (Sorghum halepense) growing as a weed in a field of dry beans. |
| 5361787 | Flower(s) | Close-up view of the flower head of johnsongrass (Sorghum halepense) emerging from the boot. Plant is growing in a field of dry beans. |
| 5362345 | Plant(s) | Johnsongrass (Sorghum halepense) -- a young plant. |
| 5362349 | Infestation | A drybean field with johnson grass (Sorghum halepense) infestation. |
| 5362350 | Infestation | A drybean field with johnson grass (Sorghum halepense) infestation. |
| 5362596 | Plant(s) | Johnsongrass (Sorghum halepense) growing as a weed in a field of dry beans. |
| 5364428 | Seed(s) | Seeds of johnsongrass (Sorghum halepense). |
| 5376838 | Fruit(s) | |
| 5376839 | Fruit(s) | |
| 5376840 | Fruit(s) | |
| 5376841 | Fruit(s) | Spikelets with apices broken off |
| 5376842 | Fruit(s) | |
| 5376843 | Fruit(s) | side view |
| 5379565 | Infestation | July |
| 5379566 | Plant(s) | |
| 5386298 | Plant(s) | plant. |
| 5386299 | Plant(s) | plant with some inflorescences containing a fungus. |
| 5386300 | Flower(s) | inflorescence. |
| 5386301 | Flower(s) | inflorescence with a fungus. |
| 5386304 | Stem(s) | collar and sheath. |
| 5389604 | Plant(s) | |
| 5389605 | Plant(s) | |
| 5389606 | Plant(s) | |
| 5389607 | Plant(s) | |
| 5391773 | Plant(s) | |
| 5391774 | Flower(s) | |
| 5391775 | Flower(s) | |
| 5391776 | Flower(s) | |
| 5392602 | Infestation | |
| 5392603 | Infestation | Ratty plants |
| 5403108 | Flower(s) | |
| 5403230 | Foliage |
