Synflorescences in the apex of the branches, flower yellow, ligule floret 1 (rarely 2), pappus absent.

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Inflorescence differentiation can be divided into 6 phases: primary, rundlet primordium, floret primordium, pistil and stamen primordium, initial reproduction structure and pollen maturation.

根據(jù)觀察結果，將北柴胡花序分化進程劃分為初生期999精品免费看国产、小傘原基分化期最新国内真实迷奷在线播放、小花原基分化期、雌雄蕊原基分化期国产福利小视频在线观看资源网站、生殖結構分化始期和花粉粒完熟期6個時期欧美a小视频在线观看。

The most sensitive periodto plant hormones in regulation of floret development are antherlobe formation andmeiosis.

不同發(fā)育時期的小花對植物激素的調控效應不一，藥隔形成期和減數(shù)分裂期是小花對植物激素調控的敏感時期日韩精品一区二区三免费视频。

Spikelets laterally compressed, florets several, all bisexual or lowest sterile and without a palea; rachilla glabrous, disarticulating above glumes and sterile floret and between fertile florets; glumes lanceolate, shorter than lemmas, subequal or unequal, scarious-membranous, 1–3-veined, obtuse to acuminate or aristulate; lemmas ovate-lanceolate, scarious-membranous, 3-veined, long-ciliate on lateral veins, keeled, apex setaceously bidentate with a short, often recurved awn from the sinus; palea shorter than lemma, hyaline, keels very shortly ciliate.

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Panicle open, 10–30 cm; branches in distant whorls, capillary, flexuous, 5–15 cm, mostly unbranched, tipped by a raceme; racemes 2–5-noded with 7–13 spikelets, sometimes branched with up to 40 spikelets, disarticulating at maturity, one spikelet of a pair sessile, the other pedicellate; rachis internodes and pedicels slenderly clavate, margins ciliate, hairs 0.7–1 mm. Spikelets 4.5–5 mm; callus hairs ca. 1 mm; lower glume lanceolate, thinly pilose, veins smooth below middle, scaberulous above, apex acuminate; upper glume ciliate on margins, acuminate or emarginate and mucronate; lower floret sterile, palea reduced; upper lemma 2-lobed to middle; awn 5.5–8 mm.

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Result show the cut flower of spathe stages harvest, although have a long vase life relatively, but the percentage of floret blooming is low, the petal color not well, and influences ornamental value.

結果顯示以苞葉期采收之切花色色的视频网络，雖瓶插壽命較長色福利3p，但小花開放率低，花瓣著色不佳欧美综合图区亚欧综合图区，影響觀賞價值黄色视频免费试看一下。

Panicle shows tower form to begin, ramose and verticillate, spicule is scanty unripe; Spicule is unripe 2, 3 floret, stalk is long be down a turn; Two clever wait nearly long, general 9 arteries and veins; Outside Fu quality of a material is solid, bottom comes loose unripe shag, awn from zinc fall slightly among body extend, 2, 4cm is long, genu music is turned round, inside Cheng is short.

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Spikelets with 2–7 florets; rachilla thick, disarticulating below each floret; glumes shorter than lemmas, 1–3-veined, cartilaginous in lower part, apex obtuse or acute; lemmas oblong to ovate, subcartilaginous, 3–5-veined, glabrous, strongly keeled above middle, apex obtuse; palea as long as lemma, scabrid along keel.

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Heather " the original intention of one word is " abloom Shi Nan ", it originates in Europe to be taken to Xi Yayi formerly, among them the broom Chinese photinia that make tea uses , chinese photinia of local name Scotland, when blossomming, of bell form pink confuse your floret to open full branch, once was the main vegetation of a lot of moorland of Western Europe and boreal Europe, have person again for " the mist in hill .

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Efficiency: The pink floret that originates in boreal Europe formerly - Ou Shinan's nectar can let apian play knife and fork most.

效 能：原產(chǎn)于北歐的粉紅色小花-歐石楠的花蜜最能讓蜜蜂飽餐一頓。