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Pakistan | Family List | Boraginaceae | Trichodesma

1. Trichodesma indicum (L.) R. Br., Prodr. Fl. Nov. Holl. 149. 1810. A. DC. in DC., Prodr. 10:172.1846; Boiss., Fl. Or. 4:280.1875; C.B. Clarke in Hook. f., Fl. Brit. Ind. 4:153.1883; Riedl in Rech. f., Fl. Iran. 48:226.1967; Kazmi in J. Arn. Arb. 52:516.1971.


  • Borago indicum L.
  • Trichodesma amplexicaule Roth
  • Trichodesma hirsutum Edgew.
  • Trichodesma indicum var. amplexicaule (Roth) T. Cooke

    An annual herb with spreading and densely hairy branches; hairs dimorphic; shorter ones thin, appressed, up to 0.3 mm long; longer ones stiff, up to 0.6 mm long with smaller bases. Leaves oblanceolate to lanceolate, 3.5-8.5 x 0.6-2.0 cm, amplexicaul or nor; middle cauline ones the largest, hairy on both surfaces, the upper surface with hairs up to 1.8 mm long. Inflorescence terminal, lax, few-flowered. Bracts leafy. Pedicel 10-25 mm long. Flowers mauve to pinkish blue or lilac. Calyx 5-partite, hairy, 10-12 mm long, base ± auricled; lobes oblong, narrowed towards apex. Corolla exceeding calyx length, infundibuliform, sparesely hairy on outside; lobes suborbicular, subacuminate. Anthers hairy, aristate-the connectives later twisting together. Nutlets 4-5 mm long, ovoid, smooth, white to bluish.

    Fl. Per.: Mostly throughout the year. Sporadic, but normally from March-August.

    Type: Habibat in India Orientale, Herb. Linn. 188.2 (LINN).

    Distribution: Afghanistan, Pakistan, India, Philippines, Mauritius.

    Variable in the degree of pubescence. Plants with amplexicaul leaves and a glabrous undersurface to leaves (A. Rahman, 25113; Iftikhar, s.n.; S.I. Ali et al 4484; Sultanul Abedin 5232; 5582; M. Fahimuddin s.n. 153.1963) designated as var. amplexicaul, occasionally exhibit dense pubescence.

    Widely distributed in Pakistan up to 1400 m.


    Related Objects  
  • Illustration (S. Hameed)
  • Illustration

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