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Pakistan | Family List | Umbelliferae | Psammogeton

Psammogeton biternatum Edgew. in Trans. Linn. Soc. 20:57. 1847. Clarke in Hook. f., l.c.

  • Psammogeton canescens ssp. biternatus (Edgew.) Wag.

    Plants 5-40 cm tall. Stem glabrous; lower branches decumbent. Leaves pinnatisect; segments cuneate. Involucre of 5-7 linear, glabrous to pubescent bracts. Rays 5-12, up to 3 cm long, glabrous. Involucel of 5-7 lanceolate to oval, broadly white margined bractlets, surface glabrous, margin ciliate, apex acute to acuminate. Petals white to rose coloured. Fruit ovoid, c. 1 mm long, densely hairy; hairs white, 1-1.5 mm long, glochidiate; 1 vitta under each secondary ridge.

    Type: N.W. India, Ambala, Edgeworth 167 (K).

    Distribution: India, W. Pakistan.

    A common desert species growing in dry sandy places in the plains and the foothills during the spring season.


     

    Related Objects  
  • Illustration (M.Y. Saleem)
  • Illustration

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