John Cancalosi / Baird's Trogon (Trogon bairdii) male. Costa Rican tropical rainforest.

Nigel Cattlin / Fat-hen (Chenopodium album) seedling with cotyledons and four true leaves, annual arable weed.

Nigel Cattlin / Cleavers (Galium aparine) seedling with cotyledons and early leaf rosettes, growing as garden weed.

Simon Colmer / Wild finger millet (Eleusine indica) also known as Indian goosegrass, Wiregrass, Crowfootgrass, A Medicinal plant used in Uganda to cure stomach ache and chicken pox

Fabio Liverani / Swallowtail butterfly (Papilio machaon) on Goosegrass, Emilia Romagna Region, Italy

Guy Edwardes / Southern festoon butterfly (Zerynthia polyxena) newly emerged adult, resting on Goosegrass, near Bratsigovo, Bulgaria. May.

Guy Edwardes / Southern festoon butterfly (Zerynthia polyxena) newly emerged adult, resting on Goosegrass, near Bratsigovo, Bulgaria. May.

Colin Varndell / Goosegrass (Eleusine sp.) in flower, close up, Dorset, UK. June.

Nigel Cattlin / Small white flowers of arable and garden weed cleavers (Galium aparine) and leaves with hooked hairs which stick to clothing

Nigel Cattlin / Seedling Cleavers / Goosegrass (Galium aparine) annual arable and garden weed with cotyledons and first true whorl

Nigel Cattlin / Seedling Cleavers / Goosegrass (Galium aparine) annual arable and garden weed with cotyledons and first true leaves just forming

Nigel Cattlin / Cleavers, bedstraw, goosegrass, stickyweed, (Galium aparine) star shaped, white flowers on annual arable weed, Berkshire, England, UK, May,

Nigel Cattlin / Leaves of Cleavers (Galium aparine) with small hooked hairs which attach to hair and clothing and can cause irritation. Berkshire, England, UK, April.