异叶囊瓣芹Pternopetalum heterophyllum Hand.-Mazz.
异叶囊瓣芹Pternopetalum heterophyllum Hand.-Mazz.
11. 异叶囊瓣芹(植物分类学报)图版18:4-7
Pternopetalum heterophyllum Hand. -Mazz. in Oesterr. Bot. Zeitschr. 90: 122. 1941; 单人骅、溥发鼎, 植物分类学报16 (3): 74. 1978; 秦岭植物志1 (3): 400, 1981.
多年生草本,植株细柔、光滑、高15-30厘米。根茎纺锤形,长1-5厘米,径2-4毫米,棕褐色。茎不分枝,或中上部有1-2分枝。基生叶有柄,长3-10厘米,基部有阔卵形膜质叶鞘,叶片三角形,三出分裂,裂片扇形或菱形,长与宽约1厘米,中下部3裂,边缘有锯齿,或2回羽状分裂,裂片线形,披针形,全缘或顶端3裂;茎生叶1-3,无柄或有短柄,1-2回三出分裂,裂片线形,长2-5厘米,宽1-2毫米。复伞形花序顶生或侧生,无总苞;伞辐通常10-20,长1-2厘米;小总苞片1-3,线形;小伞形花序有花1-3,通常2;萼齿钻形或三角形,直立,大小不等;花瓣长卵形,顶端不内折;花柱基圆锥形,花柱直立,较长。果实卵形,长约1.5毫米,宽1毫米左右,有的仅1个心皮发育,每棱槽内有油管2,合生面油管4。花果期4-9月。
产湖南、湖北、四川、甘肃、青海。生于海拔1200-2800米的沟边、林下、灌丛中荫蔽潮湿处。模式标本采自四川宝兴。
本种植株细柔,基生叶与茎生叶异形,与东亚囊瓣芹 P. tanakae (Franch. et Sav.) Hand. -Mazz. 相近,但本种的根茎纺锤形,无瘤状小节,果实卵形,萼齿明显,花柱基较高,花柱伸长可区别。
《Flora of China》 Vol. 14 (2005)
Pternopetalum heterophyllum Handel-Mazzetti
异叶囊瓣芹 yi ye nang ban qin
Plants 15–30 cm. Stem single, slender, 1–2-branched or unbranched. Basal leaves petiolate, petioles 3–10 cm; blade ovate-triangular, ca. 1.5–4 × 1.5–3.5 cm, ternate; leaflets 3(–5); ultimate segments flabelliform or rhomboidal, ca. 1 × 1 cm, margins serrate. Cauline leaves 1–3, 1–2-ternate; ultimate segments linear, 20–50 × 1–2 mm. Umbels 1.5–2.5 cm across in flower, to 4 cm in fruit; bracts absent; rays 10–20, 1–2 cm; bracteoles 1–3, 0.5–1.8 mm; umbellules 2(–3)-flowered; pedicels 0.1–1.8 mm. Calyx teeth triangular-subulate, ca. 0.3 mm. Petals white, ca. 1.1 × 0.7 mm. Stylopodium conic; styles elongate; stylopodium plus styles ca. 0.6 mm. Fruit ovoid, 1.5–1 × 0.7–1 mm; ribs filiform; vittae 2 in each furrow, 4 on commissure. Fl. Mar–May, fr. Jun–Aug.
Forests, among shrubs, grasslands, streamsides; 1200–3400 m. S Gansu, W Hubei, Hunan, E Qinghai, S Shaanxi, W Sichuan.
别名:异叶囊瓣芹菜;异叶踵瓣芹;
科名:伞形科 Umbelliferae
属名:囊瓣芹属 Pternopetalum
11. 异叶囊瓣芹(植物分类学报)图版18:4-7
Pternopetalum heterophyllum Hand. -Mazz. in Oesterr. Bot. Zeitschr. 90: 122. 1941; 单人骅、溥发鼎, 植物分类学报16 (3): 74. 1978; 秦岭植物志1 (3): 400, 1981.
多年生草本,植株细柔、光滑、高15-30厘米。根茎纺锤形,长1-5厘米,径2-4毫米,棕褐色。茎不分枝,或中上部有1-2分枝。基生叶有柄,长3-10厘米,基部有阔卵形膜质叶鞘,叶片三角形,三出分裂,裂片扇形或菱形,长与宽约1厘米,中下部3裂,边缘有锯齿,或2回羽状分裂,裂片线形,披针形,全缘或顶端3裂;茎生叶1-3,无柄或有短柄,1-2回三出分裂,裂片线形,长2-5厘米,宽1-2毫米。复伞形花序顶生或侧生,无总苞;伞辐通常10-20,长1-2厘米;小总苞片1-3,线形;小伞形花序有花1-3,通常2;萼齿钻形或三角形,直立,大小不等;花瓣长卵形,顶端不内折;花柱基圆锥形,花柱直立,较长。果实卵形,长约1.5毫米,宽1毫米左右,有的仅1个心皮发育,每棱槽内有油管2,合生面油管4。花果期4-9月。
产湖南、湖北、四川、甘肃、青海。生于海拔1200-2800米的沟边、林下、灌丛中荫蔽潮湿处。模式标本采自四川宝兴。
本种植株细柔,基生叶与茎生叶异形,与东亚囊瓣芹 P. tanakae (Franch. et Sav.) Hand. -Mazz. 相近,但本种的根茎纺锤形,无瘤状小节,果实卵形,萼齿明显,花柱基较高,花柱伸长可区别。
《Flora of China》 Vol. 14 (2005)
Pternopetalum heterophyllum Handel-Mazzetti
异叶囊瓣芹 yi ye nang ban qin
Plants 15–30 cm. Stem single, slender, 1–2-branched or unbranched. Basal leaves petiolate, petioles 3–10 cm; blade ovate-triangular, ca. 1.5–4 × 1.5–3.5 cm, ternate; leaflets 3(–5); ultimate segments flabelliform or rhomboidal, ca. 1 × 1 cm, margins serrate. Cauline leaves 1–3, 1–2-ternate; ultimate segments linear, 20–50 × 1–2 mm. Umbels 1.5–2.5 cm across in flower, to 4 cm in fruit; bracts absent; rays 10–20, 1–2 cm; bracteoles 1–3, 0.5–1.8 mm; umbellules 2(–3)-flowered; pedicels 0.1–1.8 mm. Calyx teeth triangular-subulate, ca. 0.3 mm. Petals white, ca. 1.1 × 0.7 mm. Stylopodium conic; styles elongate; stylopodium plus styles ca. 0.6 mm. Fruit ovoid, 1.5–1 × 0.7–1 mm; ribs filiform; vittae 2 in each furrow, 4 on commissure. Fl. Mar–May, fr. Jun–Aug.
Forests, among shrubs, grasslands, streamsides; 1200–3400 m. S Gansu, W Hubei, Hunan, E Qinghai, S Shaanxi, W Sichuan.
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