記二種台灣新歸化植物

Notes on Two Newly Naturalized Plants in Taiwan

心葉蔦蘿（Ipomoea hederifolia L.）（新擬中名）及黃花過長沙舅（Mecardonia procumbens (Mill.) Small）（新擬中名）為新歸化於台灣東部之旋花科與玄參科植物，黃花過長沙舅之發現且為台灣植物誌新增一屬。本文描述這兩種植物，除提供形態、解剖圖外並報告其分佈與生態。

Ipomoea hederifolia L. and Mecardonia procumbens (Mill.) Small are recently found naturalized in the eastern part of Taiwan. M. procumbens represents a new record for not only the species but also the genus on this island. The present study gives the taxonomic description and line drawings of the two species. In addition, their distribution and notes on ecology are provided.