猪菜藤Hewittia sublobata (Linn. f.) O. Ktze.
猪菜藤Hewittia sublobata (Linn. f.) O. Ktze.
1. 猪菜藤（海南植物志）细样猪菜藤、野薯藤（广东，海南及其他沿海岛屿）。图版10:1-2
Hewittia sublobata (Linn. f.) O. Ktze. Rev. Gen. Pl. 441. 1891; Groff, Ding et Groff in Lingnan Agr. Rev. 2: 1132. 1924; Merr. in Lingnan Sci. Journ. 5: 154. 1927; v. Ooststr. in Fl. Males. ser. 1, 4(4): 438. f. 22. 1953; 吴征镒、李锡文, 云南热带亚热带植物区系研究报告1: 108. 1965; 海南植物志3: 479.图870. 1974; 中国高等植物图鉴3: 529. 图5012. 1974. ——Convolvulus sublobatus Linn. f. Suppl. 135. 1781.——C. bracteatus Vahl, Symb. Bot. 3: 25. 1794.——C. bicolor Vahl, l. c. 25——Shutereia bicolor (Vahl) Choisy in Mem. Soc. Phys. Geneve 6: 485. f. 2. f. 11. 1833; id. in DC. Prodr. 9: 435. 1845.——Hewittia bicolor (Vahl) Wight in Madras Journ. Lit. Sci. 1 (5): 22. 1837; id. Icon. Pl. Ind. Or. 3 (2): t. 835. 1844-45("Heivetia"); C. B. Clarke in Hook. f. Fl. Brit. Ind. 4: 216. 1883; Hance in Journ. Bot. Brit. et For. 16: 231. 1878; Forb. et Hemsl. in Journ. Linn. Soc. Bot. 26: 163. 1890; Gagn. et Courch. in Lecte. Fl. Gen. Inco-Chine 4: 298. f. 34. 1915; Chun in Sunyatsenia 1: 187. 1933. ——Shutereia sublobata (Linn. f. ) House in Bull. Torr. Club 33: 318. 1906; v. Ooststr. in Blumea 3: 286. 1939.
缠绕或平卧草本；茎细长，径约1.5-3毫米，有细棱，被短柔毛，有时节上生根，叶卵形、心形或戟形，长3-6（-10）厘米，宽3-4.5（-8）厘米，顶端短尖或锐尖，基部心形、戟形或近截形，全缘或3裂，两面被伏疏柔毛或叶面毛较少，有时两面有黄色小腺点，侧脉5-7对，与中脉在叶面平坦，背面突起，网脉在叶面不显，背面微细，叶柄长1-2.5厘米，密被短柔毛。花序腋生，比叶柄长或短，花序梗长1.5-5.5厘米，密被短柔毛；通常1朵花；苞片披针形，长7-8毫米，被短柔毛；花梗短，长2-4毫米，密被短柔毛；萼片5，不等大，在外2片宽卵形，长9-10毫米，宽6-7毫米，顶端锐尖，两面被短柔毛，结果时增大，长1.9厘米，内萼片较短且狭得多，长圆状披针形，被短柔毛，结果时长1.4厘米；花冠淡黄色或白色，喉部以下带紫色，钟状，长2-2.5厘米，外面有5条密被长柔毛的瓣中带，冠檐裂片三角形；雄蕊5，内藏，长约9毫米，花丝基部稍扩大，具细锯齿状乳突，花药卵状三角形，基部箭形；子房被长柔毛，花柱丝状，柱头2裂，裂片卵状长圆形。蒴果近球形，为宿存萼片包被，具短尖，径约8-10毫米，被短柔毛或长柔毛。种子2-4，卵圆状三棱形，无毛，高4-6毫米。
产我国台湾、广东（包括海南、西沙永兴岛等沿海岛屿）、广西西南部、云南南部。生于海拔40-550米的平地沙土或灌丛阳处。分布热带非洲（南至纳塔耳）、热带亚洲（印度、斯里兰卡、越南经马来亚、菲律宾至波利尼西亚）。
《Flora of China》 Vol. 16 (1995)
Hewittia malabarica (Linnaeus) Suresh
猪菜藤 zhu cai teng
Convolvulus malabaricus Linnaeus, Sp. Pl. 1: 155. 1753; C. bicolor Vahl; C. bracteatus Vahl; C. scandens Milne; C. sublobatus Linnaeus f.; Hewittia bicolor (Vahl) Wight & Arnott; H. scandens (Milne) Mabberley; H. sublobata (Linnaeus f.) Kuntze; Shutereia bicolor (Vahl) Choisy; S. sublobata (Linnaeus f.) House.
Herbs perennial. Stems herbaceous; axial parts ± densely pubescent, twining or prostrate, 1-2 m, occasionally rooting at nodes. Petiole 1-6 cm; leaf blade ovate, 3-10 X 3-8 cm, appressed pilose or subglabrous, sometimes yellow glandular ?dotted, margin ciliate, base cordate, hastate, or truncate, margin entire or 3-lobed, apex acuminate, acute, or mucronate. Inflorescences often 1-flowered; peduncle 1.5-10 cm; bracts oblong-lanceolate, 0.7-1.5 cm, pubescent, acuminate. Pedicel 2-4 mm. Sepals unequal, pubescent abaxially; outer 3 broadly ovate, 0.9-1.5 cm X 6-9 mm, to 1.7 cm in fruit; inner 2 oblong-lanceolate, smaller. Corolla pale yellow or whitish, with a purple center, 2-2.5 cm, midpetaline bands densely pilose. Stamens ca. 9 mm; filaments minutely papillate basally; anthers ovoid-deltoid. Ovary villous. Capsule enclosed by persistent calyx, depressed globose, 8-10 mm in diam., pilose. Seeds dull black, ovoid-trigonous, 4-6 mm, glabrous except for pubescent hilum. Fl. and fr. year round. 2n = 30.
Sunny places in thickets, roadsides, forest clearings, river banks, plantations, often on sandy soil; 0-600 m. Guangdong, Guangxi, Hainan, Taiwan, Yunnan [Cambodia, India, Indonesia, Laos, Malaysia, Myanmar, New Guinea, Philippines, Sri Lanka, Thailand, Vietnam; Africa, Asia, North America (naturalized in Jamaica), Pacific Islands].
别名：野薯藤;吊钟藤;细圆藤;
科名：旋花科 Convolvulaceae
属名：猪菜藤属 Hewittia
1. 猪菜藤（海南植物志）细样猪菜藤、野薯藤（广东，海南及其他沿海岛屿）。图版10:1-2
Hewittia sublobata (Linn. f.) O. Ktze. Rev. Gen. Pl. 441. 1891; Groff, Ding et Groff in Lingnan Agr. Rev. 2: 1132. 1924; Merr. in Lingnan Sci. Journ. 5: 154. 1927; v. Ooststr. in Fl. Males. ser. 1, 4(4): 438. f. 22. 1953; 吴征镒、李锡文, 云南热带亚热带植物区系研究报告1: 108. 1965; 海南植物志3: 479.图870. 1974; 中国高等植物图鉴3: 529. 图5012. 1974. ——Convolvulus sublobatus Linn. f. Suppl. 135. 1781.——C. bracteatus Vahl, Symb. Bot. 3: 25. 1794.——C. bicolor Vahl, l. c. 25——Shutereia bicolor (Vahl) Choisy in Mem. Soc. Phys. Geneve 6: 485. f. 2. f. 11. 1833; id. in DC. Prodr. 9: 435. 1845.——Hewittia bicolor (Vahl) Wight in Madras Journ. Lit. Sci. 1 (5): 22. 1837; id. Icon. Pl. Ind. Or. 3 (2): t. 835. 1844-45("Heivetia"); C. B. Clarke in Hook. f. Fl. Brit. Ind. 4: 216. 1883; Hance in Journ. Bot. Brit. et For. 16: 231. 1878; Forb. et Hemsl. in Journ. Linn. Soc. Bot. 26: 163. 1890; Gagn. et Courch. in Lecte. Fl. Gen. Inco-Chine 4: 298. f. 34. 1915; Chun in Sunyatsenia 1: 187. 1933. ——Shutereia sublobata (Linn. f. ) House in Bull. Torr. Club 33: 318. 1906; v. Ooststr. in Blumea 3: 286. 1939.
缠绕或平卧草本；茎细长，径约1.5-3毫米，有细棱，被短柔毛，有时节上生根，叶卵形、心形或戟形，长3-6（-10）厘米，宽3-4.5（-8）厘米，顶端短尖或锐尖，基部心形、戟形或近截形，全缘或3裂，两面被伏疏柔毛或叶面毛较少，有时两面有黄色小腺点，侧脉5-7对，与中脉在叶面平坦，背面突起，网脉在叶面不显，背面微细，叶柄长1-2.5厘米，密被短柔毛。花序腋生，比叶柄长或短，花序梗长1.5-5.5厘米，密被短柔毛；通常1朵花；苞片披针形，长7-8毫米，被短柔毛；花梗短，长2-4毫米，密被短柔毛；萼片5，不等大，在外2片宽卵形，长9-10毫米，宽6-7毫米，顶端锐尖，两面被短柔毛，结果时增大，长1.9厘米，内萼片较短且狭得多，长圆状披针形，被短柔毛，结果时长1.4厘米；花冠淡黄色或白色，喉部以下带紫色，钟状，长2-2.5厘米，外面有5条密被长柔毛的瓣中带，冠檐裂片三角形；雄蕊5，内藏，长约9毫米，花丝基部稍扩大，具细锯齿状乳突，花药卵状三角形，基部箭形；子房被长柔毛，花柱丝状，柱头2裂，裂片卵状长圆形。蒴果近球形，为宿存萼片包被，具短尖，径约8-10毫米，被短柔毛或长柔毛。种子2-4，卵圆状三棱形，无毛，高4-6毫米。
产我国台湾、广东（包括海南、西沙永兴岛等沿海岛屿）、广西西南部、云南南部。生于海拔40-550米的平地沙土或灌丛阳处。分布热带非洲（南至纳塔耳）、热带亚洲（印度、斯里兰卡、越南经马来亚、菲律宾至波利尼西亚）。
《Flora of China》 Vol. 16 (1995)
Hewittia malabarica (Linnaeus) Suresh
猪菜藤 zhu cai teng
Convolvulus malabaricus Linnaeus, Sp. Pl. 1: 155. 1753; C. bicolor Vahl; C. bracteatus Vahl; C. scandens Milne; C. sublobatus Linnaeus f.; Hewittia bicolor (Vahl) Wight & Arnott; H. scandens (Milne) Mabberley; H. sublobata (Linnaeus f.) Kuntze; Shutereia bicolor (Vahl) Choisy; S. sublobata (Linnaeus f.) House.
Herbs perennial. Stems herbaceous; axial parts ± densely pubescent, twining or prostrate, 1-2 m, occasionally rooting at nodes. Petiole 1-6 cm; leaf blade ovate, 3-10 X 3-8 cm, appressed pilose or subglabrous, sometimes yellow glandular ?dotted, margin ciliate, base cordate, hastate, or truncate, margin entire or 3-lobed, apex acuminate, acute, or mucronate. Inflorescences often 1-flowered; peduncle 1.5-10 cm; bracts oblong-lanceolate, 0.7-1.5 cm, pubescent, acuminate. Pedicel 2-4 mm. Sepals unequal, pubescent abaxially; outer 3 broadly ovate, 0.9-1.5 cm X 6-9 mm, to 1.7 cm in fruit; inner 2 oblong-lanceolate, smaller. Corolla pale yellow or whitish, with a purple center, 2-2.5 cm, midpetaline bands densely pilose. Stamens ca. 9 mm; filaments minutely papillate basally; anthers ovoid-deltoid. Ovary villous. Capsule enclosed by persistent calyx, depressed globose, 8-10 mm in diam., pilose. Seeds dull black, ovoid-trigonous, 4-6 mm, glabrous except for pubescent hilum. Fl. and fr. year round. 2n = 30.
Sunny places in thickets, roadsides, forest clearings, river banks, plantations, often on sandy soil; 0-600 m. Guangdong, Guangxi, Hainan, Taiwan, Yunnan [Cambodia, India, Indonesia, Laos, Malaysia, Myanmar, New Guinea, Philippines, Sri Lanka, Thailand, Vietnam; Africa, Asia, North America (naturalized in Jamaica), Pacific Islands].