Cryptodiscus didymus
Cryptodiscus didymus
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2023-11-09 03:54
Cryptodiscus didymus (Regel) Korov. Bull. Univ. Asie Centr. 7: 23 1924; Schischk. in Fl. URSS 16: 261. 1950; Pavlov, Fl. Kazakh. 6 290. 1963. ——Cachrys didyrna Regel in Trudy Bot. Sad. 5. 1877.
多年生草本,有圆锥形的直根,粗约1厘米;根颈上残存有枯叶柄纤维。茎单一,有毛,下部较密,多从中部分枝,上部的轮生,下部对生,高30-50厘米,叶有毛,基生叶多数,有短柄,柄的基部扩展成鞘;叶片广卵形,长10-15厘米,宽5-10厘米,3回羽状全裂,2回羽片再羽状深裂或3深裂,末回裂片长圆状披针形;茎生叶较小,无柄,着生在窄披针形的鞘上。复伞形花序有伞辐4-6,总苞片1-3,披针形,有毛,脱落;小伞形花序有花6-10;小总苞片5,披针形,有毛;萼齿不显著;花瓣椭圆形,长1.5毫米,外面有毛;子房光滑。果实长5-9毫米,宽6-10毫米,光滑。花期4-5月,果期6月。
产我国新疆。生长在荒漠草原带砾石的粘质土上和干山坡上。
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