Agave parviflora
Agave parviflora in southern Arizona
Agave parviflora is a species of the genus Agave ( Agave ). The specific epithet is derived from the Latin parviflora words for parvus, small ' well - florus for, - flowered ' from. Agave parviflora has the smallest flowers in the genus. An English common name is "Small Flower Century Plant".
Description
Agave parviflora grows singly or many-headed. The small rosette of leaves reached at diameters of 15 to 40 centimeters in stature heights of 10 to 15 centimeters. The green leaf blade is 6 to 15 inches long and 0.8 to 1.6 inches wide. It is marked with conspicuous white stripes. There are white fibers at the leaf margins. The weak pfriemliche Enddorn is 5-8 millimeters long.
The in the upper half of loosely - up dichtblütige, " eared " inflorescence reaches a height of 1 to 2.1 meters. The partial inflorescences carry 12 to 18 millimeters long pale yellow to light greenish- yellow flowers. The 4-8 mm long ovary has a 1 to 2 millimeters long neck. The Perigonröhre has a length of 5 to 7 mm. Your tip is 2-3 mm long and 1.5 to 4 millimeters wide.
The spherical, sitting up pedicled short, short schnabeligen capsule fruits are 6-8 mm long and 6-10 mm wide. They contain seeds of 3 to 3.5 millimeters in length and from 2 to 2.5 millimeters in width.
Systematics and distribution
Agave parviflora is distributed in the United States in the state of Arizona and the Mexican state of Sonora and on stony slopes in grasslands and open woodlands at altitudes 650-1500 m. It is associated with Yucca schottii and various cacti species.
The first description by John Torrey was published in 1859. A synonym is Agave hartmanii S.Watson (1891 ).
We distinguish the following sub- types:
- Agave parviflora subsp. parviflora
- Agave parviflora subsp. densiflora G.D.Starr & T.Van Devender
- Agave parviflora subsp. flexiflora Gentry
The species belongs to the subgenus Littaea and there is the Parviflorae group assigned.
Endangering
At the request of the United States Agave parviflora was on 29 July 1983 in Appendix I of CITES recorded