关于三月竹Qiongzhuea opienensis Hsueh et Yi花果的补充描述

竹子开花周期性长,一生只开一次花,且花后立即死亡,并以种子更新形成新竹林。三月竹原发表时无花果记载。2010年正逢三月竹开花结实,现将花果形态予以补充描述。假小穗绿色或紫绿色;苞片2枚～3枚;小穗含3～5小花,长1.5 cm～3.7 cm;小穗轴节间长3 mm～7 mm,在具花一侧扁平;颖2版～3片,线状披针形,长6 mm～11 mm;外稃长7 mm～12 mm,具7（9）脉;内稃长7 mm～10 mm,脊外每侧具1脉,先端渐尖;鳞被3,边缘无纤毛;雄蕊3,花药长4.5 mm～5.5 mm,基部箭镞形;子房椭圆形,花柱1,柱头2,羽毛状。颖果坚果状,长8 mm～12 mm,直径4 mm～6 mm,长圆形,光亮,无腹沟,具宿存稃片,具宿存花柱,果皮厚1 mm～2 mm。

Supplementary Description of the Flower and Fruit of Qiongzhuea opienensis Hueh et Yi

The flower cycle of bamboo is very long.It blooms and bears fruit only once all the life and then dies immediately.Seeds product new bamboos that compose the renascent bamboo grove.We found Qiongzhuea opienensis Hueh et Yi blooming and bearing fruit this year,which was not recorded in the publication originally.Now in this paper,we describe the inflorescence and fruit character of Qiongzhuea opienensis Hueh et Yi in Latin and Chinese.pseudospikelets green or green-purple;bracts 2～3;spikelets 3～5-florets,1.5 cm～3.7 cm long;rhachilla internodes 3 mm～7 mm long,flat in a flowering side;glumes 2～3,linear-lanceolate,6～11mm long;lemma 7～12 mm long,7（9）-veins;palea 7 mm～10 mm long,in every latere 1-veins,acuminate at top;lodicules 3,haud ciliate;stamens 3,anthers 4.5 mm～5.5 mm long,base sagittate;ovary ellipsoid,style 1,stigmas 2,plumates.Caryopsis nuciforme 8 mm～12 mm long,4 mm～6 mm diameter,oblong,luciferous,without ventral canal,style persitente,pericarps 1 mm～2 mm crasse,lemma and palea persistence.