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Pakistan | Family List | Pakistan V. 207 | Asteraceae

13. Richteria Kar. & Kir., Bull. Soc. Imp. Nat. Mosc. 15: 126. 1842; K.Bremer & Humphries in Bull. Nat. Hist. Mus. Lond. (Bot.) 23(2): 98. 1993; K.Bremer, Asteraceae:452. 1998.

Chrysanthemum sect. Richteria (Kar. & Kir.) C. B. Clarke, Comp. Ind. 146. 1876; Pyrethrum sect. Richteria (Kar. & Kir.) Tzvelev in Schischk. & Bobrov, Fl. USSR 26: 237. 2000 (Engl. transl.); Tanacetum sect. Richteria (Kar. & Kir) Podlech in Rech. f., Fl. Iran. Comp. IV. 158: 106. 1986.

Shrublets with woody rootstock and stem base, tomentose or sometimes glabrescent, branches covered with sheathing leaf bases. Leaves alternate and in basal rosette, usually twice pinnatisect, with narrow lobes. Capitula heterogamous, radiate, solitary at apices of long peduncles. Involucre napiform, phyllaries with dark brown margins. Receptacle convex, glabrous. Ray-florets female, fertile, with oblong, white to pink ligules. Disc-florets with cylindrical, 5-lobed, gradually widening corolla tube. Cypselas finely 5-10-ribbed, sessile glandulose. Pappus corona-like, c. half as long as the corolla, dissected into 6 – 10, terminally brown, obovate lobes.

Species 3, distributed in Iran, Afghanistan, Central Asia, Mongolia, China (Xinjiang and Xizang) and Himalayas.

Represented in Pakistan by the following species.

Lower Taxon


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