Sarracenia oreophila
Green pitcher plant
Mason Brock (Masebrock) · Public domain
About
Sarracenia oreophila, also known as the green pitcherplant, is a carnivorous plant in the genus *Sarracenia*. It is characterized by highly modified, pitcher-shaped leaves that function as pitfall traps for insects. This species is native to North America and is currently listed as Endangered.
Field notes
Morphology
The plant features narrow, tapered pitcher leaves that can reach up to 60 cm in height, with a mouth circumference of 2.4 to 3.9 inches. The upper part of the leaf flares into a lid (operculum) to prevent rain dilution, while the upper interior is covered in stiff, downward-pointing hairs. The opening of the pitcher forms a 'nectar roll' or peristome, which is studded with nectar-secreting glands. Pitchers can range from solid green to heavily veined, and they often take on a pink or red flush as they age.
Distribution & habitat
As a species native to North America, *Sarracenia oreophila* is currently limited to a handful of sites. Its range is restricted to northern Alabama, North Carolina, and Georgia, with historical records also noting populations in Tennessee. It requires specific bog habitats.
Ecology
Like other *Sarracenia*, it traps insects using a tubular rolled leaf that collects digestive juices at the bottom. Prey are guided into the pitcher by hairs and are unable to escape due to smooth, waxy secretions on the upper tube surfaces. The plant also produces large, yellow flowers in spring, which facilitate cross-pollination through a one-way entry/exit system.
Cultivation notes
The plant exhibits a unique growth cycle, producing carnivorous pitchers in the spring and transitioning to flat, non-carnivorous phyllodia in late summer and autumn. It is noted that plants kept permanently wet in cultivation may lose their pitchers in mid-summer. The species is adapted to habitats that dry quickly, and its growth cycle is influenced by seasonal water availability.
History & etymology
The species name *Sarracenia oreophila* is derived from its habitat, with 'oreophila' meaning 'mountain-loving.' The genus name *Sarracenia* is named after Michel Sarrazin, a French-Canadian naturalist who first described a specimen of the genus. The name combination reflects the mountainous regions where the plant is found.
Conservation
The green pitcherplant is listed as Endangered on the United States Endangered Species Act. The primary threats include habitat alteration from urban and rural development and over-collection for the commercial plant trade. International trade is restricted under CITES Appendix I, and seeds are stored for future reintroduction programs.
Habitat
- Altitude
- 300–700 m
- Altitude Class
- intermediate
- Native To
- United States
Cultivation
- Difficulty
- easy
- Temperature
- Summer 22–30°C / Winter dormancy -5–8°C
- Humidity
- 50–75%
- Notes
- Federally endangered. Native to Alabama and northern Georgia seeps.
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