盾座苣苔屬
盾座苣苔屬
盾座苣苔屬
屬拼音名:dunjujutaishu
Epithema BI. 盾座苣苔屬,苦苣苔科,約10種,分佈於印度、馬來西亞和熱帶非洲,其中盾座苣苔E.carnosum Benth。我國雲南和廣西亦有分佈。柔弱、多汁草本;葉少數或單生,上部的常對生,下部的互生;花排成稠密、蠍尾狀的聚傘花序,有大型的葉狀苞片1枚,萼管鍾狀,5淺裂;花冠小,管狀,2唇形;花盤側生;雄蕊4,下唇2枚的葯室不發育;胎座盾狀;蒴果球形,膜質,蓋裂。
約10種,分佈於亞洲南部及東南部熱帶地區和非洲。我國有1種,分佈於雲南、貴州、廣西和廣東。
苦苣苔科
世界:10種;中國:1種
非引種
Epithema盾座苣苔屬
LI, Zhen-Yu and KAO, Muh-Tsuen
Herbs, terrestrial, annual or perennial, caulescent. Stems unbranched or with short branches. Leaves 1 to few, lower ones alternate, upper ones usually opposite, petiolate or subsessile. Cymes scorpioid, pseudoterminal or axillary, pedunculate, free or coalescent with lower part of leaf, many flowered; bract 1; flowers short-pedicelled. Calyx campanulate, 5-lobed from just above middle, lobes triangular. Corolla blue, reddish or white, tube tubular, longer than limb, limb 2-lipped, upper lip 2-lobed, lower lip 3-lobed. Disc ring-like or 2-lobed. Stamens 2, fertile, included, adnate above middle of corolla tube; filaments linear; anthers apically coherent, thecae divaricate, confluent at apex, longitudinally dehiscent; staminodes 2. Gynoecium included; ovary ovoid to globose, 1-loculed, placentasparietal, 2, projecting inward, 2-cleft; stigma subcapitate. Capsule globose, pericarp membranaceous, dehiscence circumscissile. Seeds fusiform orellipsoid, spirallystriate, without appendages.
Approximately22 species, distributed in Africa and southwest. Asia, one species in Taiwan.
DataSource
LI, Zhen-Yu and KAO, Muh-Tsuen. 1998. 134. Gesneriaceae. Flora of Taiwan, second edition 4: 695.
Bl. Rijdr. 737. 1826; Clarke in A. DC. Monogr. Phan. 5: 176. 1883.
1.鄭希龍 (中國科學院華南植物園,廣州,510650) ;
2. 王發國 (中國科學院研究生院,北京,100049) ;
3.田懷珍 (中國科學院華南植物園,廣州,510650) ;
4.邢福武 (中國科學院華南植物園,廣州,510650)
《熱帶亞熱帶植物學報》 2008 年16卷06期
JOURNALOF TROPICAL AND SUBTROPICAL BOTANY
尖舌苣苔屬 盾座苣苔屬 苦苣笞科 新記錄 海南
Q949.778.4
研究論文
中國香港特別行政區嘉道理農場暨植物園華南生物多樣性獎學金資助項目 海南島及西沙群島植物資源考察項目