Crataegus pennsylvanica
Crataegus pennsylvanica, known as the Pennsylvania thorn,[1] is a species of hawthorn native to Delaware, New York, North Carolina, Ontario, Ohio, and Pennsylvania,[1] that grows to about 8 m in height.[1] The mature trees have few thorns.[1]
| Crataegus pennsylvanica | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Rosales |
| Family: | Rosaceae |
| Genus: | Crataegus |
| Section: | Crataegus sect. Coccineae |
| Series: | Crataegus ser. Molles |
| Species: | C. pennsylvanica |
| Binomial name | |
| Crataegus pennsylvanica | |
| Synonyms[1] | |
| |
This species has often been confounded with C. mollis, but the two species have separate native ranges except for an area of overlap in northeastern Ohio.[2]
Images
gollark: In any case, I think it's a good *description* of part of human behavior, because people often really like motivated reasoning.
gollark: Well, John Searle's Chinese Room Experiment proved that no computer could understand Chinese, meaning they can't be sentient. Since humans are implemented in physics, like computers, we are also computers, and so not sentient. QED.
gollark: I assume they have a workaround for the finals and you can delegate someone else to get the plotter.
gollark: It's the part of the Copenhagen interpretation of ethics. If you aren't *sure* you're doing a bad thing, you aren't.
gollark: You can get adblocking on your phone, as you should do.
References
- Phipps, J.B. (2015), "Crataegus pennsylvanica Ashe", in L. Brouillet; K. Gandhi; C.L. Howard; H. Jeude; R.W. Kiger; J.B. Phipps; A.C. Pryor; H.H. Schmidt; J.L. Strother; J.L. Zarucchi (eds.), Magnoliophyta: Picramniaceae to Rosaceae, Flora of North America North of Mexico, 9, New York, Oxford: Oxford University Press, pp. 557–557
- Phipps, J.B.; O’Kennon, R.J.; Lance, R.W. (2003). Hawthorns and medlars. Cambridge, U.K.: Royal Horticultural Society. ISBN 0881925918.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.