Buddleja thyrsoides is a lowland species endemic from southern Paraguay to the deltas of the Río de la Plata and Paraná River in Brazil, Argentina and Uruguay.[1] The species was first described and named by Lamarck in 1792.[2]

Buddleja thyrsoides
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Lamiales
Family: Scrophulariaceae
Genus: Buddleja
Species:
B. thyrsoides
Binomial name
Buddleja thyrsoides

Description

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Buddleja thyrsoides is a dioecious shrub 1 – 3. m tall, with tan bark, the young branches covered with white tomentum. The leaves are sessile or subsessile, linear or linear-lanceolate, the blade 7 – 15 cm long by 0.4 – 3 cm wide, subcoriaceous, glabrescent above, and white tomentose below. The fragrant white leafy inflorescences are 5 – 15 cm long by 2 – 3 cm wide, comprising 1 – 2 orders of branches, 0.5 – 2 cm long with cymose clusters of 5 – 15 flowers; the tubular corollas 3 – 4 mm long.[1]

Subspecies

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Norman identifies two subspecies distinguished by narrower seeds and denser tomentum resp.:[1]

  • Buddleja thyrsoides subsp. angusticarpa
  • Buddleja thyrsoides subsp. thyrsoides (synonyms= Buddleja chloroleuca Kraenzl., Buddleja salicifolia Vahl.)

Cultivation

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Neither the species nor its subspecies are known to be in cultivation.

References

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  1. ^ a b c Norman, E. M. (2000). Buddlejaceae. Flora Neotropica 81. New York Botanical Garden, USA
  2. ^ Lamarck, J-B. (1792). Tabl. encycl. 1: 291, 1792