特徵描述
作者
YING, Shao-Shun
型態特徵
Annual, biennal or perennial herbs; sometimes subshrubs or even shrubs, very rarely climbing; usually with a subterranean bulb, tuber, corm or rhizome, sometimes producing superterranean bulbils or rooting buds; stem present or absent; often erect or nearly so. Leaves simple, alternate or rarely verticillate to subopposite, membranaceous to chartaceous, or coriaceous or fleshy, some reduced to scales. Flowers mostly bisexual, rarely unisexual; actinomorphic to slightly zygomorphic, solitary, or in racemes, spikes panicles, umbels or subumbels; tepals mostly 6, rarely 4 or 8, free or connate at base and forming a tube, equal or more or less unequal. Stamens 6, rarely to 12 or fewer, hypogynous or adnate to and always opposite tepals; filaments free or variously connate; anthers 2-celled, oblong to linear, opening by a lengthwise slit or rarely by a terminal pore. Ovary usually superior, rarely half inferior, mostly 3-celled, rarely 1-celled or 4-celled; ovules numerous in each cell, biseriate, rarely 2, placentas parietal; style mostly 1, entire or more or less 3-fid. Fruit a berry or capsule; capsules loculicidal or septicidal; seeds solitary to numerous, endosperm abundant, fleshy or cartilaginous; embryo straight or curved.
屬
About 300 genera and more than 4,000 species worldwide, but abundant in temperate regions of both hemispheres; 21 genera in Taiwan.
參考文獻
Liriope 麥門冬屬
作者
YING, Shao-Shun
型態特徵
Perennial acaulescent herbs; stoloniferous. Roots elongate, tuberous or not, thickened or fleshy. Leaves radical, grass-like or nearly so, tufted. Inflorescence a raceme, erect or ascending, sometimes arching or pendulous, elongate, terete, angled or not. Flowers few to numerous, small, white or purple; perianth superior, tepals 6, free, spreading or widely spreading, in 2 series, equal or subequal, apex obtuse to acute; stamens 6, hypogynous; filaments slender, filiform; anthers oblong, blunt, basifixed; ovary superior or nearly so, 3-celled, ovules 2 in each cell; style columnar, stigma 3-lobed. Fruit rupturing irregularly and exposing seeds; seeds berry-like, blue or blackish purple. Basic chromosome number X= 18.
