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Spikelets 3–6, 4–7 cm, glaucous, pedicels hairy; florets 8–13; rachilla internodes 4–5 mm. Glumes 3–5, enlarged upward; lemma ovate-lanceolate; palea longer than lemma, rarely equal in length, ciliate, glaucous and slightly hairy between keels, apex acute.

小穗3-6，4-7厘米，有白霜，花梗有毛；小花8-13；小穗轴节间的4-5毫米颖片3-5，向上扩大；外稃卵状披针形；内稃长于外稃，很少等长，纤毛，有白霜和在龙骨之间的稍有毛，先端锐尖。

Inflorescence a racemose panicle, initially terminal to leafy shoot; spikelets 3–7, 2.5–4.3 cm, rachilla internodes 3–4 mm, white-gray setose, apex densely white-gray ciliate; florets 3–7, terminal one sterile.

花序一种总状的圆锥花序，对叶状枝最初顶生；小穗3-7，2.5-4.3厘米，小穗轴节间3-4毫米，白色灰色具刚毛，浓密白色灰色具缘毛的先端；小花3-7，顶生的那个不育。

Tepals 5, persistent, spreading or reflexed, oblong to ovate, herbaceous or membranous, apex obtuse.

花被片5，持久，开展或反折，长圆形到卵形，草质或者膜质，先端钝。

Sepals triangular-ovate to semiorbicular, reflexed in fruit, outside glabrous, margin entire, apex obtuse.

萼片三角状卵形的到半圆形，在果期反折，外面无毛，边缘全缘，先端钝。

Leaves often reflexed on upper side of branchlets, apex acute or obtuse

留下通常反折在小枝，先端锐尖的或钝的上面边上 21 Abies recurvata 紫果冷杉

Leaf blade margin subentire to repand, apex acute; filaments glandular puberulent above middle; staminodes 2; stigma emarginate

叶片边缘近全缘到残波状，先端锐尖；花丝具腺的被微柔毛的在中部以上；退化雄蕊2；柱头微缺 80 Chirita atroglandulosa 黑腺唇柱苣苔

Flowers 4-merous. Hypanthium cup-shaped, campanulate, subfunnel-shaped, or semiorbicular, apex repand or shallowly 4-lobed.

花4瓣。托杯杯状，钟状，近漏斗形，或者半圆形的，先端残波状或浅4裂。

Corolla tube (1.6--)2--2.2 mm in diam., inside densely pilose up to mouth or less often just inside mouth; leaf blade margin entire or sinuate to repand dentate, apex mostly acute to obtuse

花冠筒(1.6-)2 --2.2毫米直径，里面密被具柔毛可达嘴或更少通常只在嘴里面；对残波状具牙齿，先端具深波状的叶片边缘全缘或多数锐尖到钝 20 Buddleja officinalis 密蒙花

Leaf blade margin nearly entire to indistinctly repand; calyx segment apex caudate-acuminate, tip somewhat obtuse; corolla outside glabrous

叶片边缘近全缘到不清楚残波状；花萼裂片先端尾状渐尖，端部稍钝；花冠外面无毛 6 Opithandra dinghushanensis 鼎湖后蕊苣苔

Petiole short to leaf subsessile, subglabrous; leaf blade oblong-lanceolate, narrowly oblong, oblong, ovate-oblong, ovate-lanceolate, narrowly lanceolate, or narrowly elliptic, 2–5.5 × 0.6–0.8 cm, abaxially pale green, adaxially dark green, base cuneate to broadly cuneate, margin repand to conspicuously serrulate, apex obtuse to acute.

对近无柄叶的叶柄短，近无毛；长圆状披针形的叶片，狭长圆形，长圆形，卵状长圆形，卵状披针形，狭披针形，或狭椭圆形， 2-5.5 * 0.6-0.8 厘米，背面苍绿色，正面深绿色，基部楔形到宽楔形，残波状的边缘对显著，先端钝到锐尖。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。