Nolina brittoniana
| Nolina brittoniana | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Nolina brittoniana in Florida |
||||||||||||
| Systematics | ||||||||||||
|
||||||||||||
| Scientific name | ||||||||||||
| Nolina brittoniana | ||||||||||||
| Nash |
Nolina brittoniana is a species of the genus Nolina in the asparagus family (Asparagaceae). An English common name is "Britton's Beargrass". The epithet of the species honors the American botanist Nathaniel Lord Britton .
description
Nolina brittoniana grows without a trunk, is rhizomatous and forms clumps 0.8 to 1.5 m in diameter. The variable, grass-like, green to yellow leaves are 60 to 120 cm long and 6 to 14 mm wide. The leaf margins are serrated. The inflorescence becomes 0.5 to 1.5 m high with several branches. The white to cream colored flowers are 1.7 to 2.5 mm long and wide. The flowering period is in April.
The ovoid to round, woody capsule fruits when ripe are 7 to 10 mm in diameter. The brown, spherical seeds are 3 to 5 mm in diameter. The seeds ripen in June.
Nolina brittoniana is frost hardy to minus 5 ° C. She is hardly known.
Distribution, systematics and endangerment
Nolina brittoniana is endemic to a limited area at sea level in the US state of Florida . It grows in forest regions on sandy soil together with Yucca filamentosa , various Opuntia species and the palmetto palm ( Sabal palmetto ).
The first description was in 1895 by George Valentine Nash . Nolina brittoniana is a member of the Nolina section . It is extremely rare and grows in a limited area in Florida. Characteristic are the grass-like, long leaves, which are similar to the Nolina georgiana found in the north in Georgia and South Carolina . However, the leaves of Nolina brittoniana are shorter and wider. Both types are fire resistant.
Nolina brittoniana is endangered by new settlements. It is listed as a rare and endangered species on the Florida state list and the United States Fish and Wildlife Service list.
photos
In thick bushes
In the autumn
proof
literature
- Fritz Hochstätter : The Genus Nolina. (Nolinaceae) . Piante Grasse, 2010, p. 10 .
Individual evidence
- ↑ George Valentine Nash: Notes on some Florida Flants . In: Bulletin of the Torrey Botanical Club . Volume 22, 1895, pp. 158-159, online .
- ^ Entry at the North Florida Ecological Services Office
- ^ Entry in the list of the United States Fish and Wildlife Service
Web links
- Nolina brittoniana in the Flora of North America