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Pakistan | Family List | Pakistan V. 207 | Asteraceae | Matricaria

1. Matricaria aurea (Loefl.) Schultz-Bip., Bonplandia. 8: 369. 1860; Boiss., Fl. Or. 3: 324. 1875; Pobed. in Schischk. & Bobrov, Fl. USSR 26: 147. Pl. 7, fig. 3. 2000 (Engl. Trans.); Täckh., Stud. Fl. Egypt 579. 1974; Grierson in P.H.Davis, Fl. Turk. 5: 295. 1975; Feinbrun, Fl. Palaest. 3: 345. t. 582. 1978; Podlech in Rech. f., Fl. Iran. Comp. IV. 158: 81. t. 79. 1986; Mand., Fl. East. Saudi Arab. 300. 1990; Jongbloed et al., Ann. Check-list Pl. UAE 32. 2000; Chaudhary, Fl. Kingd. Saudi Arab. 2 (3): 178. Pl. 58 b. 2000.

Cotula aurea Loefl., Iter Hisp. 163. 1758; Hook. f., Fl. Brit. Ind. 3: 316. 1881; R.R.Stewart, Ann. Cat. Vasc. Pl. W. Pak. & Kashm.735. 1972; Chamomilla aurea (Loefl.) Gay ex Cosson & Kralik, Cat. Pl. Syrie Palaest. 10. 1854; Kay in Tutin et al., Fl. Eruop. 4: 167. 1976; Perideraea aurea (Loefl.) Wilk., in Wilk. & Lange, Prodr. Fl. Hisp. 2: 90. 1870.

Annual, prostrate to erect, branched, up to 20 cm tall, glabrous or with short sparse whitish hairs. Leaves shortly petiolate to ± sessile, with rhachis and petiole slightly dilated and semi-amplexicaule towards the base, linear-lanceolate to oblong, (0.7) 1.5 – 3 (-5) cm long, 2-3-pinnatisect into linear-filiform, c. 0.2 mm wide, apically shortly cartilaginous mucronulate ultimate segments. Capitula discoid, heterogamous, globose, 5 – 6 mm across, pedunculate, solitary or 2-3 in a ± corymb. Involucre broadly napiform, phyllaries oblong, 2 – 2.5 mm long, glabrous, margins and obtuse apices broadly brown scarious or sometimes whitish membranous. Receptacle sharply conical. Florets yellow, all tubular; marginal female and fewer than the disc-florets, with c. 1 mm long, irregularly 2-toothed with long exserted styles; disc-florets slightly constricted in the middle, dilated upwards into a 4-lobed limb. Cypselas oblong to ovoid, 0.5 – 0.7 mm long, brownish, mildly 3-ribbed. Pappus absent.

Fl. Per.: May-July.

Type: Described from Spain, P. Loefling.

In silty soils and silt-floored basins and as weed in gardens or near gardens with loamy-silt in Kashmir, Northern Punjab and North West Frontier Province; Distribution: South Europe, North Africa, Middle East, SW Asia to Central Asia.


 

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