Thorny melon

Latin scientific name

Fritillaria macrophylla ) Franke

Climbing herbs, stems up to 6 meters long, slender branches, slightly puberulent at first, and finally become hairless. Petiole thin, 2-5 cm long; Leaf blade is membranous, nearly round, bright on both sides, 4-7 cm in length and width, 5 wavy or irregularly lobed, sharp or blunt, with a wide heart-shaped base bent, 0.5- 1.5 cm in width and 0.5-0.8 cm in depth, and the top of the lower two lobes has 1 protruding glands. Tendrils filiform, dichotomous, pubescent or glabrous. Dioecious. Male inflorescence conical, inflorescence axis and pedicel filiform. The inflorescence axis can be as long as 12 cm, and the pedicel length is1-1.5 cm. Calyx lobes linearly lanceolate; Corolla lobes are narrowly lanceolate, yellow-green, with a long tail at the top, 6-8 mm long and 1- 1.2 mm wide, without hair; Five stamens are inserted at the base of calyx tube, 20-20 pairs are connate below the middle of filament, and the remaining 65,438+0 are solitary. Filaments are 0.8 mm long, anthers are oval, yellow, 65,438 0 mm long, anthers protruding from connective are tail-shaped and1-65,438 0.2 mm long ... Female flowers are solitary, pedicels are filiform, and they are10-5 mm long; Ovary densely tuberculate, style 3, stigma 2-lobed The fruit is cylindrical, yellow-green, 3.5-4 cm long and 2 cm in diameter. It has thin and sharp spines and sparse short glandular hairs, and the spines are 5-7 mm long. When mature, it is cracked by the top ring and falls off with the placenta, and the fruit cover is wide and conical. The seeds are brown, irregular egg-shaped turtle shell-shaped, engraved, with irregular teeth at the edge, about 1 cm long, about 7 mm wide and 1.8 mm thick, with membranous wings at the top, about 1 cm long, and 1 lobe at the top. The flowering period is September and the fruiting period is 65438+ 10.