Mint / Dead-Nettle Family [Lamiaceae] |
status
flower
flower
inner
morph
petals
type
type
stem
7th Aug 2007, Rufford Branch of Leeds & Liverpool canal. | Photo: © RWD |
Grows in damp places beside ditches, streams, canals and other fresh water. |
30th July 2004, Portland Basin, Ashton Canal. | Photo: © RWD |
Stems erect, as for the similar Hedge Woundwort. |
12th Aug 2005, Maghull, Leeds & Liverpool canal. | Photo: © RWD |
Spreads by underground rhizomes, as does Hedge Woundwort. |
23rd July 2005, Nelson, Leeds & Liverpool Canal. | Photo: © RWD |
Leaves 5-10cm long, narrow spear-shaped in opposite pairs on square stem, alternately at right-angles. |
2nd Aug 2005, Appley Bridge, Leeds & Liverpool Canal. | Photo: © RWD |
Leaves stalkless from middle of stem upwards only. Base of leaves anywhere between heart-shaped to rounded. [Lower leaves - not shown - with short stalks up to 7mm long]. |
30th July 2007, Linthwaite, Huddersfield Narrow Canal. | Photo: © RWD |
Flowers in single whorls about 6 at ever-closer separations between whorls the nearer the top of the stem. Flowers with petals in two parts: an upper cowl and a longer lower part with two shorter side-lobes. |
20th Aug 2008, Furness Vale, Peak Forest Canal. | Photo: © RWD |
Sepal tubes have five long, cusped teeth which are often maroon in colour. Flower corolla 12-15mm long, pinkish-purple (much paler than the otherwise fairly similar dark reddish-purple Hedge Woundwort) with white markings on lower lips. |
24th Sept 2014, Leeds & Liverpool canal, Parbold, Lancs. | Photo: © RWD |
Four stamens tower into the pink hood with a single style. |
24th Sept 2014, Leeds & Liverpool canal, Parbold, Lancs. | Photo: © RWD |
Style is pink and forked at the tip. The four stamens a darker shade with 4 dark-red anthers atop. Normal and glandular white-hairs adorn most surfaces. |
24th Sept 2014, Leeds & Liverpool canal, Parbold, Lancs. | Photo: © RWD |
Pink forked style. |
24th Sept 2014, Leeds & Liverpool canal, Parbold, Lancs. | Photo: © RWD |
Four filaments of the stamens bearing four dark-red anthers. |
24th Sept 2014, Leeds & Liverpool canal, Parbold, Lancs. | Photo: © RWD |
Anthers bearing pollen. Glandular hairs have a tiny clear bobble at the summit. |
20th Aug 2008, Furness Vale, Peak Forest Canal. | Photo: © RWD |
Three or four fruits within sepal tubes aka calyx. |
24th Sept 2014, Leeds & Liverpool canal, Maghull. | Photo: © RWD |
Most sepal tubes have 4 (2-4) green seeds deep. Short glandular hairs with a tiny pale mauve blobs on the tips populate the upper part of the plant only. |
Easily confused with : Many other
Hybridizes with : Hedge Woundwort (Stachys sylvatica) to produce Some similarities to : Wild Basil, Common Hemp-Nettle and Black Horehound.
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Stachys | palustris | ⇐ Global Aspect ⇒ | Lamiaceae |
Stachys (Woundworts) |
Mint / Dead-Nettle Family [Lamiaceae] |