Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). Square-Stalked and Short-Fruited are similar but instead have shorter and much less deeply cleft petals. Also differences as per the later images.

American or Fringed Willowherb (Epilobium ciliatum) (25/06/2020) Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). Square-Stalked and Short-Fruited are similar but instead have shorter and much less deeply cleft petals. Also differences as per the later images.

Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). Shit photo but at least you can see the club-shaped stigma.

American or Fringed Willowherb (Epilobium ciliatum) (25/06/2020) Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). Shit photo but at least you can see the club-shaped stigma.

American or Fringed Willowherb (Epilobium ciliatum) (25/06/2020) Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door).

Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). It often has red-tinged stems and leaves and you can just make out the out-of-focus white flowers at the top (other Willowherbs don't have white flowers, American Willowherb sometimes can have!).

American or Fringed Willowherb (Epilobium ciliatum) (29/06/2020) Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). It often has red-tinged stems and leaves and you can just make out the out-of-focus white flowers at the top (other Willowherbs don't have white flowers, American Willowherb sometimes can have!).

Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). The white flowers from the previous specimen. There is a pink one just opening at the top on this same specimen!

American or Fringed Willowherb (Epilobium ciliatum) (29/06/2020) Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). The white flowers from the previous specimen. There is a pink one just opening at the top on this same specimen!

Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). It can also simply have varying shades of pale pink leaves.

American or Fringed Willowherb (Epilobium ciliatum) (29/06/2020) Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). It can also simply have varying shades of pale pink leaves.

Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). Showing its love of growing between driveway slabs! This is quite a young and fairly small specimen.

American or Fringed Willowherb (Epilobium ciliatum) (13/06/2020) Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). Showing its love of growing between driveway slabs! This is quite a young and fairly small specimen.

Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). It has weakly toothed, hairless or sometimes very slightly hairy leaves.

American or Fringed Willowherb (Epilobium ciliatum) (13/06/2020) Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). It has weakly toothed, hairless or sometimes very slightly hairy leaves.

Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). Lower stem, as here, with two ridges.

American Willowherb, Epilobium ciliatum (13/06/2020) Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). Lower stem, as here, with two ridges.

Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). Showing its tendency to become red-tinged.

American Willowherb, Epilobium ciliatum (13/06/2020) Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). Showing its tendency to become red-tinged.

Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). Leaves either have no stalk (left) or a short stalk (right) and stems are covered with glandular hairs. Upper stem leavs look a wee bit like Square-Stalked Willowherb, but those have a satin sheen and are more strap-shaped than this.

American or Fringed Willowherb (Epilobium ciliatum) (25/06/2020) Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). Leaves either have no stalk (left) or a short stalk (right) and stems are covered with glandular hairs. Upper stem leavs look a wee bit like Square-Stalked Willowherb, but those have a satin sheen and are more strap-shaped than this.

Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). The lower stems tend not to be hairy and the whole plant can look quite robust.

American or Fringed Willowherb (Epilobium ciliatum) (25/06/2020) Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). The lower stems tend not to be hairy and the whole plant can look quite robust.

American or Fringed Willowherb (Epilobium ciliatum) (12/07/2020) Southbank Barn, New Hall Lane, Small Dole, Henfield (paving by front door). Gone to seed.