''Buddleja longifolia'' is a species now restricted to remnants of montane forest in Loja, Ecuador, and northern Peru at altitudes of 2100 – 2600 m.Norman, E. M. (2000). Buddlejaceae. ''Flora Neotropica 81''. New York Botanical Garden, USA The species was first described and named by Kunth in 1818.Humboldt, Bonpland & Kunth (1818). ''Nov. gen. sp. ed. fol.'' 2: 281, ed. quar. 2: 349. t. 186. 1818.

Description

''Buddleja longifolia'' is a

dioecious Dioecy (; ; adj. dioecious , ) is a characteristic of a species, meaning that it has distinct individual organisms (unisexual) that produce male or female gametes, either directly (in animals) or indirectly (in seed plants). Dioecious reproductio ...

shrub A shrub (often also called a bush) is a small-to-medium-sized perennial woody plant. Unlike herbaceous plants, shrubs have persistent woody stems above the ground. Shrubs can be either deciduous or evergreen. They are distinguished from trees ...

or small tree 1–7 m, occasionally <10 m, high with grey, furrowed bark. The young branches are quadrangular and tomentulose, bearing oblong-lanceolate to oblong elliptic leaves 10 – 20 cm long by 3 – 6.5 cm wide,

glabrescent Glabrousness (from the Latin ''glaber'' meaning "bald", "hairless", "shaved", "smooth") is the technical term for a lack of hair, down, setae, trichomes or other such covering. A glabrous surface may be a natural characteristic of all or part of ...

above, tomentose to tomentulose below. The white to pale yellow

paniculate A panicle is a much-branched inflorescence. (softcover ). Some authors distinguish it from a compound spike inflorescence, by requiring that the flowers (and fruit) be pedicellate (having a single stem per flower). The branches of a panicle are of ...

inflorescence is 15 – 25 cm long by 15 – 22 cm wide with three orders of branches, the flowers borne in sessile cymules 4 –7 mm in diameter, each with 1 – 6 flowers. The

corolla Corolla may refer to: *Corolla (botany), the petals of a flower, considered as a unit *Toyota Corolla, an automobile model name * Corolla (headgear), an ancient headdress in the form of a circlet or crown * ''Corolla'' (gastropod), a genus of moll ...

is 2 – 3 mm long.

Cultivation

The species is not known to be in cultivation.

References

{{Taxonbar, from=Q4984674 longifolia Flora of South America Trees of Ecuador Trees of Peru Dioecious plants