[img]http://www.cnr.vt.edu/dendro/dendrology/syllabus/picts/rallegheniensisfruit.jpg[/img]
The Alleghany blackberry, [i]Rubus allegheniensis[/i]
Leaf: Alternate, palmately compound, 3 to 7, but mostly 5 leaflets, serrated margins, prickles on petiole.
Flower: Showy white flowers (one inch across), larger and persisting longer than black raspberry.
Fruit: Juicy, black multiple of drupes. When picked, the fruit does not separate from its core. Ripens in July to August.
Twig/Bark: Stout, strongly angled canes with large hooked prickles, dull reddish-brown, lacking glaucous bloom. Cane tips do not root.
Form: Sprawling, arching canes form dense thickets often well over head high.
Got it? [:D]