Lycium texanum
| Lycium texanum | ||||||||||||
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| Lycium texanum | ||||||||||||
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Lycium texanum is a plant type from the genus of Lycium ( Lycium ) in the family of the nightshade family (Solanaceae).
description
Lycium texanum is a highly branched, with spines occupied shrub . Its leaves are up to 20 mm long and 30 mm wide. They are short, stiff-haired.
The flowers are hermaphroditic and four or five-fold. The calyx is cup-shaped, the calyx tube is 1.5 to 3 mm long. The crown is splayed, lavender and fading to white. The corolla tube is 7 to 8 mm long and covered with 1.5 to 2.5 mm long corolla lobes. The stamens are hairy with a few scattered trichomes .
The fruit is an orange-red, egg-shaped or elliptical berry that reaches a length of 3 to 8 mm. It contains a multitude of seeds .
Occurrence
The species is widespread in North America and occurs there in the US state of Texas .
Systematics
Within the box thorn ( Lycium ) the species is grouped according to phylogenetic studies in a clade with other North and South American species of the genus. The species is closely related to Lycium americanum , Lycium infaustum , Lycium exsertum , Lycium Fremontii , Lycium parishii , Lycium torreyi , Lycium berlandieri , Lycium andersonii , Lycium elongatum , Lycium athium and Lycium minimum .
supporting documents
- JS Miller and RA Levin: Lycium texanum . In: Project Lycieae
- Rachel A. Levin et al .: Evolutionary Relationships in Tribe Lycieae (Solanaceae). In: DM Spooner, L. Bohs, J. Giovannoni, RG Olmstead and D. Shibata (eds.): Solanaceae VI: Genomics meets biodiversity. Proceedings of the Sixth International Solanaceae Conference, ISHS Acta Horticulturae 745, June 2007. ISBN 978-90-6605-427-1 . Pp. 225-239