All Floras      Advanced Search
Page 20 Login | eFloras Home | Help
Pakistan | Family List | Papaveraceae

Argemone Linn., Sp. Pl. 508. 1753. Gen. P1. ed. 5: 225. 1754; DC., Prod. 1: 120. 1824; Benth. & Hook. f., Gen. Pl. 1:52. 1867; Hook. f. & Thom. in Hook. f., Fl. Brit. Ind. 1:117. 1874; Cooke, Fl. Pres. Bomb. 1:28.1958 (reprint ed). Cullen in Rech. f., Fl. Iran. 34: 23. 1966.

Argemone mexicana

Credit: Shaukat

Erect, prickly annual herbs, with yellow latex. Leaves pinnatifid-dentate. Flowers terminal, solitary, bright yellow rarely whitish or white, pedunculate. Sepals 2-3, free, valvate, caducous. Petals 4-6, obovate, caducous. Stamens indefinite; filaments filiform; anthers basifixed. Ovary ovate-oblong, unilocular; ovules indefinite, born on 4-7 parietal placentas. Style very short or obscure; stigma radiating, 4-7 lobed; lobes opposite the placentas. Capsule ellipsoid, prickly, dehiscing by 3-6, short valves at the top. Seeds numerous, spherical, pitted with oily endosperm.

About 22 species mostly Mexican; represented by 2 species in West Pakistan.

1 Flowers yellow; stigma shallowly dissected; style absent in fruit   Argemone mexicana
+ Flowers white turning pale-yellowish with age; stigma deeply dissected; style 1-2 mm long in fruit   Argemone ochroleuca

Lower Taxa

Related Synonym(s):


Related Objects  

Flora of Chile  
  • PDF
  • PDF
    Flora of China  
  • Argemone (PDF)
  • PDF

     |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |