21
Oct
2009
Cleome spinosa - flower spider
Flowers | Magnoliopsida

Scientific name - Cleome spinosa L.

Synonyms -

Popular names - spider flower.

Distribution and Habitat - native to South America.

Description - herbaceous annual. Stem herbaceous, simple, viscid-pubescent, 1 m high. Leaves alternate, petiolate, palmate-compound. Petiole 10-15 cm long, glandular and pubescent. Folio 5-7, onblong-anceolate to elliptic, top acute - acuminata, the conical, 15 cm long, margin entire, glandular-pubescent on the upper surface and slightly pubescent on the underside. Raceme blossom, dense, compact, terminal. Pedicel 5 cm long, glandular pubescent. Bracts foliacee, cordiform ovata, with thorns at the base. Corola 4 petals, pink-red, 3 cm long, elliptic, glabra. Spurs 7 mm long. 6 stamens erect. Ovary green, 4 mm long, glabru. Sepa 4, attenuated, glandular-pubescent. Blooms in May-June. Fruit Silicwill, 3-5 cm long, glabru.

Requirements - well-drained soil in full sun.

Propagation - by seeds, directly into garden soil, spring or in August. Germinate in 10-12 days. Distance between plants 45-60 cm.

Natural partners and Garden - Ageratum houstonianum, Antirrhinum majus, Argyranthemum frutescens, Celosia elegans, Gladiolus callianthus, Monarda didyma, Nicotiana sylvestris, Salvia farinacea, Salvia guarantiaca, Tagetes sp., Verbena bonariensis, Zinnia elegans.

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