心葉鱗花木檢視原始碼討論檢視歷史
心葉鱗花木 |
中文名:心葉鱗花木 學 名:Lepisanthes basicardia Radlk. 界:植物界 門:被子植物門 Angiospermae 綱:雙子葉植物綱 Dicotyledoneae 亞 綱:原始花被亞綱 Archichlamydeae 目:無患子目 Sapindales 科:無患子科 Sapindaceae 亞 科:無患子亞科 Sapindoideae 屬:鱗花木屬 Lepisanthes 種:心葉鱗花木 |
心葉鱗花木(學名:Lepisanthes basicardia)為無患子科鱗花木屬下的一個種。小喬木,高約6米。生於海拔240米處之林中。模式標本采自緬甸克欽山。 [1]
心葉鱗花木形態特徵
小喬木,高約6米。葉連柄長可達75厘米或更長,葉柄粗壯,基部直徑可達1.5厘米,葉軸紅褐色,上面有兩條顯著的縱溝槽,被柔毛;小葉常5-6對,葉片薄革質,長披針形或有時狹長橢圓形,長20-42厘米,寬5-10厘米,頂端短尖至短漸尖,基部稍偏斜的微心形,上面中脈上被微柔毛,下面中脈、側脈和網狀脈上均被銹色短硬毛;側脈15-30對,側脈間常附有較長的次要側脈;小葉柄腫脹,長不及1厘米,被絨毛。
花序生老莖上,結果時長可達65厘米,被銹色絨毛,花序軸粗壯,有稜角;花芽近球形,萼片5,外面被柔毛;花瓣4,闊倒卵形,有爪,內面有一反折、具冠狀附屬體的鱗片,爪外面被長柔毛;花盤半月形;雄蕊8,花絲被長柔毛。
果(未充分成熟)近球形或短橢圓形,高約1.5-2厘米,有3鈍角,室間稍凹,密被銹色絨毛,3室,每室有種子1顆;種子長圓形,種臍長。花期秋季。
Trees, small, ca. 6 m tall. Leaves with petiole to 75 cm or longer; petioles strong, stout, to 1.5 cm in diam. at base, axis reddish brown, with 2 evident furrows adaxially, pilose; leaflets often 5 or 6 pairs; petiolules inflated, less than 1 cm, tomentose; blades narrowly lanceolate or sometimes narrowly elliptic, 20-42 × 5-10 cm, thinly leathery, abaxially ferruginous hirsute on midvein, lateral veins, and reticulate veins, adaxially pilosulose on midvein, lateral veins 15-30 pairs, base slightly oblique cordate, apex acute to shortly acuminate. Inflorescences cauliflorous, to 65 cm when fruiting, ferruginous tomentose; rachis strong, ridged. Flower buds subglobose. Sepals 5, pilose abaxially. Petals 4, broadly obovate, clawed, abaxial surface of claw villous, adaxially with 1 reflexed cristate appendage. Disk semilunar. Stamens 8; filaments villous. Fruit (not thoroughly mature) subglobose or broadly ellipsoid, 1.5-2 cm, with 3 obtuse angles, densely ferruginous tomentose, 3-loculed, with 1 seed per locule. Seeds ellipsoid; hilum long. Fl. autumn.
心葉鱗花木生長環境
生長於海拔240米林中。