《中国植物志》|| 藜科 CHENOPODIACEAE ||沙蓬属 Agriophyllum Bieb. ||沙蓬 Agriophyllum squarrosum (L.) Moq.

1.沙蓬 图版13：8
Agriophyllum squarrosum (L.) Moq. in DC. Prodr. 13 (2): 139. 1849; Aellen in Repert. Sp. Nov. 69 (2): 144. 1964; P. W. Ball. In Fl. Europ. 1: 100. 1964.——Agriophyllum arenarium Bieb. Fl. Taur.-Cauc. 3: 6. 1819; Kom Fl. Mansch. 2: 157. 1903; 中国北部植物图志 4: 75-76. t. 28. 1935; Iljin in Fl. URSS 6: 159. t. 7. f. 7. 1936; Kitag. Lineam. Fl. Mansh. 186. 1939; 东北草本植物志2: 88. 1959; Голоск. in Фл. Казахст. 3: 242. t. 25. f. 12. 1960; 中国高等植物图鉴 1: 589. f. 1178. 1972.——A. prngens (Vahl) Link ex A. Dietr. Sp. Pl. 1: 124. 1831. excl. syn. L.; Grubov, Pl. Asiae Centr. 2: 59. 1966.——A. gobicum Bunge in Bull. Acad. St. Pdtersb. 25: 355. 1879. ——Corispermum squarrosum L. (Aellen 1. c.); Iljin in Fl. URSS 6: 140. 1936. p. p. quoad typum.——C. pungens Vahl, Fnum. Pl. 1: 17. 1805.
植株高14-60厘米。茎直立，坚硬，浅绿色，具不明显的条稜，幼时密被分枝毛，后脱落；由基部分枝，最下部的一层分枝通常对生或轮生，平卧，上部枝条互生，斜展。叶无柄，披针形、披针状条形或条形，长1.3-7厘米，宽0.1-1厘米，先端（渐尖具小尖头，）向基部渐狭，叶脉浮凸，纵行，3-9条。穗状花序紧密，卵圆状或椭圆状，无梗，1-(3)腋生；苞片宽卵形，先端急缩，具小尖头，后期反折，背部密被分枝毛。花被片1-3，膜质；雄蕊2-3，花丝锥形，膜质，花药卵圆形。果实卵圆形或椭圆形，两面扁平或背部稍凸，幼时在背部被毛，后期秃净，上部边缘略具翅缘；果喙深裂成两个扁平的条状小喙，微向外弯，小喙先端外侧各具一小齿突。种子近圆形，光滑，有时具浅褐色的斑点。花果期8-10月。
产东北、河北、河南、山西、内蒙古、陕西、甘肃、宁夏、青海、新疆和西藏。喜生于沙丘或流动沙丘之背风坡上，为我国北部沙漠地区常见的沙生植物。分布于蒙古和苏联。
经济用途：种子含丰富淀粉，可食；植株可作牲畜饲料。

《Flora of China》|| Chenopodiaceae || Agriophyllum ||沙蓬 Agriophyllum squarrosum

1. Agriophyllum squarrosum (Linnaeus) Moquin-Tandon in Candolle, Prodr. 13(2): 139. 1849.

沙蓬 sha peng

Corispermum squarrosum Linnaeus, Sp. Pl. 1: 4. 1753; Agriophyllum arenarium Marschall von Bieberstein; A. gobicum Bunge; A. pungens (Vahl) Link ex A. Dietrich; Corispermum pungens Vahl.

Plants 15-50 cm tall. Stem erect, light green, firm, obscurely ribbed, covered with ramified hairs when young, branched from base; lowest branches often opposite or whorled, spreading; upper branches opposite, obliquely spreading. Leaves sessile, lanceolate to linear, 1.3-7 cm × 1-10 mm, base attenuate, apex acute; longitudinal veins 3-9, prominent. Spikes axillary, sessile, dense, ovoid or ellipsoid; bracts broadly ovate, reflexed in fruit, abaxially hairy, apex abruptly acute, mucronate. Perianth segments 1-3, membranous. Stamens 2 or 3; filaments subulate, pellucid; anthers ovoid. Utricle ovoid or ellipsoid, compressed, slightly convex abaxially, hairy when young, slightly wing-margined distally; beak parted into 2 slightly recurved, linear, compressed beaks, each usually with a subapical, small, flattened tooth. Seed subglobose, glabrous, sometimes speckled with light brown. Fl. and fr. Aug-Oct.

Dunes, sandy places. Gansu, Hebei, Heilongjiang, Henan, Jilin, Liaoning, Nei Mongol, Ningxia, Qinghai, Shaanxi, Shanxi, Xinjiang, Xizang [Kazakhstan, Mongolia, Russia; SW Asia (Azerbaijan)].