粵港耳草
拉丁文名:Hedyotis loganioides Benth.科: 茜草科 RUBIACEAE
組:二裂果組 Sect. Diplophragma Wight et Arn.
參考文獻
Hedyotis loganioides Benth. Fl.Hongk. 149. 1861; Hemsl. in Journ. Linn. Soc. Bot. 23: 374. 1888; Dunn etTutch. in Kew Bull. Misc. Inf. Add. Ser, 10:127. 1912. ——denlandia loganioides (Benth.) Kuntze, Rev. Gen. Pl. 1: 292. 1891.形態特徵
直立、多年生草本,高約30厘米,無毛;枝圓柱形或具不明顯的棱,嫩時略扁。葉對生,紙質,長圓形或披針形,長2.5-5厘米或稍過之, 寬1.4-3厘米,兩端短尖;除中脈外,其餘的葉脈在下面均不凸起,側脈每邊3-5條;葉柄長約4毫米;托葉卵狀三角形,全緣。花序腋生,為三歧稠密聚傘 花序,有花10-20朵,具長14-20毫米的總花梗;花4數,具極短的花梗;萼檐裂片線形,比花冠略短;冠管短而纖細,內外無毛。蒴果橢圓形,連宿存萼 檐裂片長約4毫米,寬2-2.3毫米,成熟時開裂為2個果爿,每個果爿腹部直裂;種子很少。花期不詳。產地及分布
產於香港和廣東。模式標本采自香港。相關物種
與“粵港耳草Hedyotis loganioides Benth.”相關的種有:金草Hedyotisacutangula Champ. ex Benth.
清遠耳草Hedyotisassimilis Tutcher
大帽山耳草Hedyotisbodinieri H. Lév.
大苞耳草Hedyotisbracteosa Hance
廣州耳草Hedyotiscantoniensis F. C. How ex Ko
敗醬耳草Hedyotiscapituligera Hance
中華耳草Hedyotiscathayana Ko
劍葉耳草Hedyotiscaudatifolia Merr. & F. P. Metcalf
大眾耳草Hedyotiscommunis Ko
擬金草Hedyotisconsanguinea Hance
鼎湖耳草Hedyotiseffusa Hance
長花軸耳草Hedyotisexserta Merr.
海南耳草Hedyotishainanensis (Chun) Ko
上思耳草Hedyotislongiexserta Merr. & Metcalf
長瓣耳草Hedyotislongipetala Merr.
疏花耳草Hedyotismatthewii Dunn
粗毛耳草Hedyotismellii Tutcher
粉毛耳草Hedyotisminutopuberula Merr. & F. P. Metcalf
卵葉耳草Hedyotisovata Thunb. ex Maxim.
艷麗耳草Hedyotispulcherrima Dunn
細梗耳草Hedyotistenuipes Hemsl.
頂花耳草Hedyotisterminaliflora Merr. & Chun
方莖耳草Hedyotistetrangularis (Korth.) Walp.
長節耳草Hedyotisuncinella Hook. & Arn.
香港耳草Hedyotisvachellii Hook. & Arn.
黃葉耳草Hedyotisxanthochroa Hance
陽春耳草Hedyotisyangchunensis Ko & Zhang