Gossypium herbaceum - Cotton
Flowers | Magnoliopsida

Scientific Name - Gossypium herbaceum L.

Synonyms - Gossypium obtusifolium Roxb.

Popular names - bumbac, kutum, cotton, levant cotton, Baumwolle, algodon.

Distribution and Habitat - a species indigenous to India, but grows in Egypt, Asia Minor, Arabia and China.

Description - shrub, 1-1.5 m high. Roots spindle. Green stem, pubescent, rarely glabra. Leaves long petiolate, palmate-lobed, 3-5 lobes, ovata or oblong, margins entire, the heart, top acute, pubescent, light green. Yellow flowers, calyx Campanula, surrounded by an involucre with 6-8 lobes, persistent, yellow petals with a purple patch at the base. Fruit capsule lodges 3-5, 3-5 seeds enveloped in cotton. 2n = 26

Requirements - by herbaceus seedlings and seeds. The seeds germinate at 25 C.

Pests and diseases - Alternaria macrospores, A. alternata, Aphis gossypii, Helicoverpa armigera, Scirtothrips dorsalis.

Properties and Uses - Cotton fiber is the most popular material obtained from this plant and the second is cotton oil rich in protein.

Curiosity - the first writings on cotton were found in the Rig-Veda, Hindu, and written around the 15th century BC

Cotton, derived from the Arabic word or kutum qutum.

Gossypium herbaceum derived from wild species G. herbaceum var. africanum that grows naturally in southern Africa.

See also
Sanguisorba officinalis - sangereasa

Herbaceous perennial. Stem erect, branched, galbra, 30-100 cm tall. Imparipenat-compound leaves, 20 - 40 cm long, 5-15 folio oval, irregularly toothed edge. Flowers hermaphrodite in capital combined terminal, brown or black-purple, 2-3 bracteole, Receptacle deeply concave; 4 SEPA, 4 stamens (rarely 2).

Ranunculus asiaticus

Perennial herbaceous, stem 7-40 cm high. Caulinare different from the basal leaves, the basal are lobate, and those are areas caulinare. Flower 3-5 cm diameter, white, yellow or red; 3.5 sepa obsolete; 5 or more petals, stamens numerous. Fruit achenes, top acuminata recurbat, 4,5-5,6 x 3,0-3,7 mm, brown doll. 2n = 16.

Cosmos sulphureus

Cosmos sulphureus - used as an ornamental species for borders or groups, in association with Asclepias curassavica, Coreopsis tinctoria, Oenothera fruticosa, Rudbeckia hirta, Salvia farinacea, Solidago canadensis, Tagetes erecta.

Pelargonium australe - Muscat

Herbaceous perennial, 50 cm high, sparsely hairy, stems covered with non-glandular hairs. Leaves opposite, lamina ovata, ± circular, 2-9 cm long, 2-8 cm wide, 5-7 lobes, lobes Curl crenata edge, pubescent or ± glabra, 13 cm long stalks. Flowers arranged in umbele, 4.12 flowers pedunculate, 3.10 cm long, pedicel 1-2 cm long. Calyx lobes are 4.7 mm long, 1-6-8 SEPA, 8 mm long.

Delphinium ajacis

Ajacis delphinium - annual species, native to southern Europe, cultivated in different forms as ornamental horticulture.

Limonium sinuatum

Leaves in basal rosette, 5.12 x 1.5-3 mm, limb oblong-lanceolata, 1.3 mm peak cuspidata, dilated to the wing edges pinnate-lobate, 5 cm long stalks. Blossom wing, 20-40 cm, hispida, bracts 5-10 mm.

Cyclamen persicum

Cyclamen persicum is a tuberous perennial species, originated in Persia. Cordiforme leaves, 2-14 cm long, dark green, mottled with silver, long petiole. Flowers axillary, solitary, 5 petals ciclamen reflected color, red, white, purple, floral stem of 5-15 cm tall, blooming from late winter to early spring. Fruit capsule.

Salpichroa organifolia

Salpichroa organifolia - perennial, rhizomatic and subfrutescenta. Hailing from South America, naturalized and naturalized French Atlantic coast, around the Mediterranean, Corsica and Spain wet substrates increases from 0 to 600 m altitude.

Glycine max - soybean

Originally from north-eastern and central China, Kazakhstan, Korea, Japan and Taiwan.

Glycine max is cultivated soybean, and Glycine soja is the wild. Growing soie was now domesticated 3000-5000 years ago in China. In Europe was introduced into the U.S. in 1700 and 1800.

Helleborus viridis

Helleborus viridis - originating in Spain, France, Italy and Switzerland; grows on calcareous soils from 0 to 1700 m altitude, to the edges of deciduous forests, beech forests and mixed forests, grows in association with Arum dioscoridis, Crocus sp., Cyclamen coum, Fritillaria sp. Hyacinthus orientalis.

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