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Genus Buddleja Family Scrophulariaceae

Description: Shrubs, less often small trees, woody climbers or herbs; branches, lower surface of leaves and inflorescence usually with stellate, [scaly and/or glandular] hairs.

Leaves often thick and wrinkled, margins frequently toothed or crenate, base sometimes perfoliate; petiolate; stipules interpetiolar.

Inflorescence terminal and/or axillary thyrsoid, spike-like or globose; flowers 4-merous. Calyx campanulate or nearly so; lobes slightly longer to much shorter than the tube; with outer surface usually hairy. Corolla trumpet-shaped, [cup-shaped, campanulate or funnel-shaped], white to orange or to dark violet, or purple, often with an orange throat. Stamens inserted on corolla tube; anthers included or exserted, deeply lobed at base.

Fruit a capsule or berry; capsule 2-valved, septicidal; seeds many, often winged.


Herbarium
Sheet

Distribution and occurrence: World: c. 90 species, tropical & subtropical America, Africa, Asia, New Guinea & New Caledonia. Australia: 6 species (naturalized), Qld, N.S.W., Vic., ?S.A., W.A.

A number of species are cultivated as ornamentals.

Text by B. J. Conn
Taxon concept:

Taxa not yet included in identification key
Buddleja dysophylla

 Key to the species 
1Leaves with petiole 15–25 mm long; flowers yellow, orange or salmon-coloured; anthers inserted just below corolla mouth, just included; fruit a berryBuddleja madagascariensis
Leaves with petiole 2–5 mm long; flowers white to lilac-purple; anthers inserted at or below the middle of the corolla tube, included; fruit a capsuleBuddleja davidii

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