Volume 4 > Part 3.3 > Year 2023 > Page 526 > Leguminosae-Papilionoideae > Clitoria

6. Clitoria laurifolia Poir.wfo-0000179201

in Lam. & Poiret, Encycl., Suppl. 2: 301. 1811; Backer & Bakh.f., Fl. Java 1: 623. 1963; Thuân in Aubrév. J.-F.Leroy, Fl. Cambodge, Laos & Vietnam 17: 45, pl. 4, f. 9. 1979; Rudd in Dassanayake & Fosberg, Revis. Handb. Fl. Ceylon 7: 307. 1991; Lock & Heald, Legumes Indo-China: 102. 1994; Fantz & Predeep, Bull. Bot. Surv. India 37(1–4): 19. 1995; R.Sha & M.G.Gilbert in C.Y.Wu et al., Fl. China 10: 201. 2000.— Neurocarpum laurifolium (Poir.) Desv. in Ham., Prodr. Pl. Ind. Occid.: 51. 1825.— Ternatea laurifolia (Poir.) Kuntze, Rev. Gen. Pl. 1: 210. 1891. Plate LIII: 2–4.

Accepted Name : This is currently accepted.

Synonyms & Citations :

Description : Small shrub, 0.8–1.5 m tall; young parts pubescent; branchlets subterete, densely hairy. Stipules ovate to ovate-lanceolate, 2–4 by 1.5–3 mm, acute, densely hairy. Leaves 3-foliolate; petioles 2–4 mm long, densely hairy; rachis 4.5–6 mm long, densely hairy, angular. Leaflets: petiolules 1.5–2 mm long, densely hairy; blade obovate-oblong to oblong, elliptic, 3–5.5 by 1–2 cm, apex obtuse, slightly retuse, base cuneate, margin entire, upper surface glabrous, lower surface densely hairy; lateral veins 5–8 pairs; stipels linear or filiform, 1–2 mm long, densely hairy. Inflorescences axillary, 1–2-flowered, 1.5–5 cm long; peduncles 1–7 cm long, sparsely and shortly villous; bracts ovate, frequently unequal, 2–4 by ca 2 mm; bracteoles ovate-elliptic or obovate, 7–8 by 4–5 mm; pedicels 4–6 mm long. Flowers light purple or lilac, 4.5–5.5 cm long. Calyx campanulate; tube 11–15 mm long, pubescent; lobes ovate, much shorter than tube, 6–9 mm long, apex acuminate. Corolla: standard suborbicular, ca 4.5 by 4.5 cm, apex emarginate, pubescent, claw ca 5 mm long; wings oblique oblong rhomboid, 1.7–2.1 by 0.7–1 cm, claw ca 12 mm long, slightly exceeding the keel length; keel falcate, rostrate 1–1.1 by 0.4–0.5 cm, claw ca 2 cm long. Stamens diadelphous; filament 2.8–3.4 cm long; anthers, suborbicular, 1–1.5 mm long. Ovary oblong, costate, densely white pubescent; style 19–23 mm long, geniculate 6–8 mm below the apex, upper part fringed with 2 adaxial rows of hairs, cupped; stigma flat-capitate. Pods subterete, glabrous, 2.5–3 by 0.8 cm, ca 4 mm thick, turgid, with medial rib on each valve, beak ca 2 mm long, persistent. Seeds 5–7, suborbicular, ca 4 mm in diameter, ca 2 mm thick, dark brown or black.

Thailand : PENINSULAR: Narathiwat (Tak Bai).

Distribution : Native to S America and West Indies (Puerto Rico – type), cultivated elsewhere, Africa, India, Sri Lanka, Myanmar, China, Vietnam, Peninsular Malaysia.

Ecology : Along the coast, meadows or grassland in sandy soil and reported this species can be found in very dry to wetter soil near sea level.

Vernacular : Anchan ton (อัญชันต้น)(Narathiwat); u-be-kue-ling (อูบีกือลิง) (Malay-Narathiwat).