Yucca arizonica
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Yucca arizonica with inflorescence in April in Arizona |
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| McKelvey |
Yucca arizonica (common name in other languages: Sahuiliqui (Lengua Pima) Yucca) is a species of palm lily ( Yucca ) in the asparagus family (Asparagaceae).
description
The group-forming and trunk-forming Yucca arizonica reaches heights of 1 to 3 meters. The thin, irregularly arranged, blue to green leaves are 0.3 to 0.7 meters long and form fine fibers on the leaf edges.
The branched inflorescence that begins between the leaves or is inclined to one side is 1 to 1.5 meters high and protrudes above the leaves. The pendulous, spherical, hermaphrodite, threefold flowers have a length of about 6 to 12.5 centimeters and a diameter of 2 to 3.5 centimeters. The six bracts are white to cream-colored. The flowering period is from March to May.
This species is close to Yucca baccata ssp. thornberi , however, differences in the shape of the rosettes, leaves and the inflorescence become clear. Yucca arizonica is a representative of the Yucca section , Baccatae series . When dry, it is frost hardy to minus 10 ° C.
distribution
Yucca arizonica is common in Mexico , USA in the Chihuahua Desert and Sonora Desert in plains and stony slopes at altitudes between 1000 and 2100 meters. This species is associated with Yucca elata , Yucca schottii , Agave parviflora and various types of cacti .
Systematics
The first description by Susan Adams McKelvey under the name Yucca arizonica was published in 1935.
photos
Yucca arizonica :
Group with fruits in Arizona
With drooping flowers in Arizona
Individual evidence
- ^ Arnold Arboretum Journ. 16: 270. 1935.
literature
- Yucca arizonica . Fritz Hochstätter (Ed.): Yucca (Agavaceae) . Volume 2 USA, self-published. 2002, pp. 34–35, photo material pp. 129–131, first description pp. 249ff, p. 306. ISBN 3-00-009008-8 .
