Ricinus communis seeds/Castor bean seeds Euphorbiaceae castor seeds. This product has swelling Sida, purgative effect through stagnation. For swollen ulcer drug, pharyngitis, dry stool guitar and other symptoms. Ricinus communis, Euphorbiaceae kind, annual or perennial herb. Whole plant is smooth, on the wax, usually green, gray or purple; stems circular hollow, branching; Leaves alternate large palmately lobed; panicles, unisexual flowers without petals, female flowers with students in the the upper part of inflorescence, pink style, male flowers in the lower part of inflorescence, yellow; capsule with barbed or not; oval seeds, seed coat hard, shiny and black, white and brown markings. Hi heat, frost intolerant, pH adaptable.
Morphology
Castor tall annual herb, often in the tropics or the southern region into a perennial shrub or small tree, 2 to 3 meters. Young parts are white, green or slightly purple, glabrous. Leaves alternate, with a long handle; blade shield round, diameter 15-60cm, sometimes as large as 90cm, palmately lobed leaves to less than half, lobes 5-11, lanceolate to oblong, acuminate sharp, serrated edges, main veins palmate. Panicles with opposite leaves and apical long 10-30cm or longer, lower raw male, upper female students; petals monoecious, without petals; male calyx 3-5 lobed; stamens many, filaments much branched; female calyx 3-5 comprehension; ovary 3 rooms, each room one ovule; styles 3, crimson, the top two forks. Capsule spherical, long 1-2cm, with soft spines, cracking when ripe, seeds oblong, smooth and markings. Flowering from May to August, the fruit of July to October.
Growth habit
Character identification seeds elliptic or ovate, slightly flat, long 0.9-1.8cm, width 0.5-1cm. Smooth,
With gray or yellow-brown with dark brown and white flowers with reddish brown markings. Relatively flat side, one side than the uplift, compared with a flat side of the ridge uplift of the kind; gray or light brown one end protruding caruncle. Kind of thin and brittle, endosperm hypertrophy, white, rich and oily. Cotyledons 2, meager. Odorless. Slightly bitter taste. To a large, plump preferred.
Microscopic identification of seed cross-section: 1 testa cells, rectangular, outer cuticle, which is 3-4 under the column parenchyma cells, and then under a palisade cells, wall thickness, wood; endotesta several rows of thin-walled cells, which scattered threaded conduit. Endosperm and cotyledons were vague powder.
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