
Brass Buttons Cotula coronopifolia Sketchbook study
Brass Buttons or Buttonweed Cotula coronopifolia with habit sketch, detail of flowering head, and amplexicaul leaf details. Seeds and seed distribution, along with the variety of leaf forms are also shown.

Branched Bur-reed Sparganium erectum
Branched Bur-reed Sparganium erectum showing rhizomes, and plant with flowers and fruit. Illustration also shows details of an individual fruit, and of a female and male flower.

Arrowhead Sagittaria sagitarria
Arrowhead Sagittaria sagitarria showing underwater ribbon-like leaves and floating oval leaves. Emergent leaves are arrow-shaped. Illustration also shows flowers and fruit.

Broad-leaved Pondweed Potamogeton natans
Broad-leaved Pondweed Potamogeton natans with detail of fruiting spike, one seed, and one flower.

Frog’s-bit Hydrocharis morsus-ranae
Frog’s-bit Hydrocharis morsus-ranae showing plant with female flowers on the left, and one with male flowers on the right. Illustration shows rhizomes as well as floating orbicular leaves and flowers.

Water horsetail Equisetum fluviatile
Water horsetail showing two sterile stems and two fertile stems, one with leaves and one without. Also showing cross section of the stem, and the rhizome.

Parrots Feather Myriophyllum aquaticum
Parrots Feather Myriophyllum aquaticum showing rosettes of leaves below water. Also showing detail of the tiny flowers, and a vegetative and flowering spike.

Flowering rush Butomus umbellatus
Flowering rush Butomus umbellatus with details of individual flower, leaf cross section, stamen before and after dehiscence, and seedhead

Water plantain Alisma plantago-aquatica
Water plantain Alisma plantago-aquatica with details of fruit individual seed and one flower

Sea wormwood Artemesia maritima
Sea wormwood Artemesia maritima with outline showing shape of one lower leaf and flowering spike

Sea plantain Plantago maritima
Sea plantain Plantago maritima

Sea Milkwort Glaux maritima
Sea Milkwort Glaux maritima with individual flower in leaf axis

Sea aster Aster tripolium
Sea aster Aster tripolium

Saltwort Salsola kali
Saltwort Salsola kali showing cross section of leaf and individual flower

Common Sea lavender Limonium vulgare
Common Sea lavender Limonium vulgare with individual flower, and anther attachment to petal

Common Glasswort Salicornia europaea
Common Glasswort Salicornia europaea showing the platn and a close up of the tiny petal free flower

Arrowhead Sagittaria sagittifolia
Arrowhead Sagittaria sagittifolia pencil image showing plant above and below wtaer and the different leaves in both habitats, in flwoer

Saltmarsh landscape
Salt marsh landscape showing mud and a cross section of the snails and invertebrates who live here, wading and predatory birds above in the glasswort and aquatic plants; further away from the salt estuary are soft cliffs and the distant sea