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FOC | Family List | FOC Vol. 19 | Acanthaceae

10. Eranthemum Linnaeus, Sp. Pl. 1: 9. 1753.

可爱花属 ke ai hua shu

Authors: Jia-qi Hu & Thomas F. Daniel

Daedalacanthus T. Anderson; Pigafetta Adanson; Upudalia Rafinesque.

Shrubs or perennial erect herbs with cystoliths. Leaves petiolate; leaf blade margin entire or crenate. Inflorescences terminal or rarely axillary, spikes, lax, sometimes several forming a panicle; bracts sometimes colored, subleaflike, large; bracteoles small, narrow. Calyx 5-lobed; lobes narrow, subequal. Corolla subsalverform; tube basally cylindric, long, slender, throat sometimes inconspicuous; limb 5-lobed; lobes obovate, subequal, contorted in bud. Stamens 2, inserted below throat; anthers 2-thecous; thecae parallel, muticous; staminodes 2, clavate or filiform. Ovary with 2 ovules per locule; style filiform, glabrous or pubescent; stigma 2-lobed, lobes unequal. Capsule with a solid stalk at base, clavate, 4-seeded; retinacula present. Seeds discoid, compressed, pubescent with hygroscopic trichomes.

About 15 species: tropical and subtropical Asia; two species (one endemic) in China.

The Himalayan species Eranthemum splendens (T. Anderson) Bremekamp & Nannenga-Bremekamp reported from S Yunnan (FRPS 70: 60. 2002) is not treated here because no material has been seen by the authors. Eranthemum pulchellum Andrews is widely cultivated in S and SW China as an ornamental.

1 Petiole ca. 0.5 cm; bracts oblong to lanceolate; stamens included; capsule gland-tipped pubescent.   1 E. tetragonum
+ Petiole 0.7-2.5 cm; bracts ovate to elliptic; stamens exserted; capsule glabrous.   2 E. austrosinense

Lower Taxa


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