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Pakistan | Family List | Acanthaceae

8. Barleria L., Sp. Pl. 636. 1753. Gen. Pl. ed. 5.283. 1754; Nees in DC., Prodr. 11: 223. 1847; Benth. & Hook. f., Gen. P1. 2: 1091. 1876; Clarke in Hook. f., Fl. Brit. Ind. 4: 482. 1884.


Armed or unarmed herbs or shrubs. Leaves petiolate to almost sessile, simple, entire, cystoliths present on both sides. Flowers often large and showy yellow, blue-purple or white, in axillary or terminal spikes; bracts entire or serrate, often spinescent or ciliate rarely absent; bracteoles linear or absent. Calyx deeply 4-lobed; lobes imbricate, unequal, narrow, occasionally spit tipped. Corolla infundibuliform or salver-shaped; tube slender, straight incurved; limb subequally 5-lobed or obscurely 2-lipped, upper lip 4-lobe lobes patent, imbricate, rounded or ovate. Stamens 4, all fertile and ± exserted, or 2 posterior ones staminodial and partly sterile or absent, anthers dithecous, oblong, muticous, emucronate. Ovary oblong-conical, 2 or 4-ovuled; style thickened at apex; stigma minutely 2-id or entire. Capsule ovoid-oblong elliptic-obovoid, flattened, ± stipitate, pointed above, seminiferous below the middle, 2 or 4-seeded. Seeds flat, ovate or orbiculate, covered with hygroscopic hairs, rarely glabrous, on hooked funicles.

A genus of nearly 230 species, distributed in tropical and subtropical countries of the Old and New World. Represented in Pakistan by 4 species.

1 Stem and branches with sharp spines in or near the leaf axils   (2)
+ Stem and branches without spines in or near the leaf axils   (3)
2 (1) Flowers white, usually more than 6 cm long. Capsule upto 1.2 cm long   1 Barleria acanthoides
+ Flowers golden yellow, less than 5 cm long. Capsule 1.5-2 cm long   2 Barleria prionitis
3 (1) Flowers up to 2.5 cm long, glabrous outside. Outer 2 lobes of calyx 7-12 mm long. Capsule 9-10 mm long, pubescent   3 Barleria hochstetteri
+ Flowers more than 4 cm long, glandular-pubescent outside. Outer 2 lobes of calyx 1.5-2.5 cm long. Capsule 1.5-2 cm long, glabrous   4 Barleria cristata

Lower Taxa

Related Synonym(s):


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  • Barleria (PDF)
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