Biology:Buddleja vexans

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Short description: Species of plant

Buddleja vexans
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Lamiales
Family: Scrophulariaceae
Genus: Buddleja
Species:
B. vexans
Binomial name
Buddleja vexans
Kraenzl. & Loes. ex E. M Norman

Buddleja vexans is a recently (2000) recognized species endemic to central Peru, growing along streams, roads and cliffs at altitudes of 3,300 – 3,900 m. Norman adjudged the plant to be a probable hybrid between B. coriacea and B. incana.[1]

Description

Buddleja vexans is a sterile shrub 3 – 5 m high with a trunk < 30 cm in diameter, the bark brown and fissured. The younger branches are terete and tomentose, bearing coriaceous elliptic leaves 4.5 – 8 cm long by 1 – 3 cm wide, glabrous and rugose above, densely tomentose below. The fragrant golden-orange paniculate leafy-bracted inflorescences are 5 – 12 cm long by 5 – 9 cm wide, comprising 1 – 2 orders of branches bearing heads 1.5 – 2 cm in diameter, each with 16 – 20 flowers, the corollas 4 – 5 mm long.[1]

A popular garden plant in Peru, Norman considers B. vexans to have the greatest horticultural merit of all the American buddlejas.[1]

Cultivation

The shrub is not known to be in cultivation beyond Peru.

References

  1. 1.0 1.1 1.2 Norman, E. M. (2000). Buddlejaceae. Flora Neotropica 81. New York Botanical Garden, USA

Wikidata ☰ Q4984734 entry