Revision as of 19:11, 27 February 2012

Introduction

Introduction from Wikipedia, the free encyclopedia (http://en.wikipedia.org/wiki/Plantago_lanceolata, retrieved 02/27/2012).

Plantago lanceolata is a species of genus Plantago known by the common names ribwort plantain, English plantain, buckhorn plantain, and narrowleaf plantain. It is a common weed of cultivated land.

The plant is a rosette-forming perennial herb, with leafless, silky, hairy flower stems (10–40 cm/3.9–16 in). The basal leaves are lanceolate spreading or erect, scarcely toothed with 3-5 strong parallel veins narrowed to short petiole. Grouping leaf stalk deeply furrowed, ending in an oblong inflorescence of many small flowers each with a pointed bract. Each flower can produce up to two seeds. Flowers 4 mm (calyx green, corolla brownish), 4 bent back lobes with brown midribs, long white stamens. Found in British Isles, scarce on acidic soils (pH < 4.5). It is considered an invasive weed in North America. It is present and widespread in the Americas and Australia as an introduced species.

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Macroscopic Entries

Microscopic Entries

HPTLC Entries

Other Points of Interest

Plantago (leaf) (Plantago lanceolata) 

General Characteristics AHPA recommends in its Known Adulterants list that appropriate steps be taken to assure that this raw material is free of the noted adulterant. Contact AHPA for additional information regarding relevant analytical methods or follow this link for more information. 

Reported Adulterants Digitalis lanata leaf.

Source: AHPA Known Adulterants ^[1]

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