Search results
Results from the WOW.Com Content Network
Rhytisma acerinum is a plant pathogen that commonly affects sycamores and maples in late summer and autumn, causing tar spot. Tar spot does not usually have an adverse effect on the trees' long-term health. [1] R. acerinum is an Ascomycete fungus that locally infects the leaves of trees and is a biotrophic parasite. [2]
However, in the northern part of its range it is black in adulthood, like P. quadrivittatus and P. obsoletus. The venter is usually off-white or pale gray with darker irregular blotches, and a double row of black spots behind the divided anal plate of the vent. The dorsal scale rows around midbody are usually weakly keeled.
The plains garter snake has either an orange or yellow stripe down its back and distinctive black bars on its lip. [2] The stripe normally starts at the head and continues all the way to the tail tip. [3] [4] Lateral stripes are located on the third and fourth scale rows and are normally a greenish-yellow color.
Most common garter snakes have a pattern of yellow stripes on a black, brown or green background, and their average total length (including tail) is about 55 cm (22 in), with a maximum total length of about 137 cm (54 in). [2] [3] The average body mass is 150 g (5.3 oz). [4] The common garter snake is the state reptile of Massachusetts. [5]
C. undecimpunctata is a lady beetle with eleven black spots found on its red/orange elytra.Its size can range from around 4.0 to 5.0mm. It may look like this beetle has six spots on each elytron, however the black spot in the center of the elytra, just behind the pronotum, counts as just one.
Stegophora ulmea is a foliar disease of elms commonly known as black spot of elm, twig blight, and elm leaf scab. [1] It is characterized by yellow spots that become black spots on the leaves. The pathogen is an ascomycete fungus native to North America. Stegophora ulmea is its teleomorph name. [2]
Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.
S. d. texana also differs from the other subspecies by not having the anterior temporal shield marked with a black vertical bar or horizontal stripe. Adults average 30.5 cm (12.0 in) in total length, but may reach 48.3 cm (19.0 in). [3]