Buddleja diffusa
Species of plant
title: "Buddleja diffusa" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["buddleja", "flora-of-argentina", "flora-of-peru", "flora-of-southern-america", "dioecious-plants", "taxa-named-by-josé-antonio-pavón-jiménez", "taxa-named-by-hipólito-ruiz-lópez"] description: "Species of plant" topic_path: "geography/argentina" source: "https://en.wikipedia.org/wiki/Buddleja_diffusa" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0
::summary Species of plant ::
|image = Buddleja diffusa - Ruiz Lopez, H., Pavon, J., Flora Peruviana, et Chilensis, vol. 1 Plates 1-152 (1798-1802) - 187339 (crop).jpg |genus = Buddleja |species = diffusa |authority = Ruiz & Pav. |synonyms = * Buddleja coroincense Rusby |synonyms_ref =
Buddleja diffusa is a species of flowering plant in the family Scrophulariaceae. It is endemic to central Peru and northern Argentina, growing on dry hillsides above rivers and creeks at altitudes of 1000–1900 m; it was first described and named by Ruiz and Pavon in 1798.
Description
Buddleja diffusa is a dioecious, scrambling, vine-like shrub 1–3.5 m high, with yellowish bark. The young branches are quadrangular, the younger growth covered with a white to buff tomentum. The sessile, membranaceous ovate or elliptic leaves 3–14 cm long by 2–8 cm wide, glabrescent above, tomentose below. The yellow inflorescences are 15–30 cm long, with one or two orders of branches; the flowers borne in capitate cymules, each 0.6–1 cm diameter, with 9–15 flowers; the corolla tubes are 3–3.5 mm long.
Cultivation
The shrub is not known to be in cultivation.
References
References
- . (n.d.). ["Buddleja diffusa Ruiz & Pav."](https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:545739-1). *The Trustees of the Royal Botanic Gardens, Kew*.
- . (n.d.). ["Buddleja diffusa Ruiz & Pav."](https://www.catalogueoflife.org/data/taxon/NN2R). *Species 2000*.
- Ruiz, H & Pavon, J. A. (1798). ''Prodr.'' 1: 535 t.80a. 1798.
- Norman, E. M. (2000). Buddlejaceae. ''Flora Neotropica 81''. New York Botanical Garden, US
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