abundant angles appearances castor-beans castor-oil castor-oil-plant castor-seeds cluster clusters common cotyledons Euphorbiaceae fast-growing flower flowers foliage highly-toxic inflorescences invasive large large-leaves leaf leaves medicinal palm-of-Christ palma-Christi poison poisonous ricinus-communis seed-pods seedhead shrub shrubbery spiky-green-seed-capsule spiny surface surfaces textured textures toxic toxins vegetation wasteland-weed weed widespread antigonon-leptopus attached beautiful bee-bush blossoms bride's-tears bright chain-of-love climber climbing clinging colors colours confederate-vine coral-vine creeper cultivar display flora floral greenery hibiscus intertwined light long-panicles love's-chain Malvaceae Mexican-creeper mountain-rose nature ornamental peaceful perennial petals pink pink-climber polygonaceae-family popular prolific queen's-wreath sky spring tendrils trumpet-shaped tuberous-roots variety vine