Unlike a leaf, a cladode has buds on its surface.

但节与节间明，节上能枝，生叶和开花。

Stem succulent, simple or divaricately branched from middle, lower nodes swollen, naked.

肉质的，单或中间的枝，下部节膨胀，裸。

Stem conspicuously striate or tetragonous, robust, succulent, simple or branched in upper part.

著的具条纹的或4棱，粗壮，肉质的，单一或枝在上半部。

Caudex branched, erect, to 2 cm in diam.Caudex leaves scalelike, triangular to subtriangular.

块根枝，直立，在2厘米直径块根离开鳞片状，到近三角形三角形。

Herbs annual or biennial.Root stout, tuberlike, and napiform or fusiform, or branched and not tuberlike.

一年生或二年生草本根粗壮，管状，和芜菁状或纺锤形的，或枝而不管状。

Basal leaves decussate; middle stem leaves opposite; distal stem leaves alternate; Inflorescence paniculiform with cymose branches.

基生叶交互对生；中间生叶对生；上部生叶互生；花序圆锥花序状的具聚伞状的枝。

The characteristic of hyphae are regular width and septation with typical branching in acute angle (about 45 degrees) in PAS stain.

病理切片经由PAS染色清楚可见麴菌菌丝，其具有，枝呈锐角状，约45度角，为其特徵。

Tendril unbranched or bifurcate. Inflorescence usually a polychasium. Seeds elliptic, obovoid-elliptic, or obtriangular, surface smooth, corrugated, or with strumose protuberance or ribs.

卷须不枝或二叉。通常的花序一多歧聚伞花序。种子椭圆形，倒卵球形椭圆形，或倒三角形的，平滑的表面，具皱褶，或具瘤状的突起或肋。

Evolution is regarded as a branching process, whereby populations are altered over time and may speciate into separate branches, hybridize together, or terminate by extinction.

进化被视为一个枝过程；随着时间的推移，种群发生改变，种群也可能进化成为枝，也可能相互杂交或灭绝终止。

A mutant, TS-N-121 was obtained by mutation and plate screening from a parent strain Mycobacterium fortuitum MF2 , which could transform sterol into androstanedione as the main product.

从雄甾二酮的转化产生菌偶发枝杆菌MF2出发,经紫外诱变结合平板筛选,获得一株主要转化生产睾酮的突变株TS-N-121。

Stems caespitose, simple or many branched, 60-150 cm tall, ca. 1 cm in diam., antrorsely setulose, armed with spreading stinging hairs, dense in lower parts, sparser in upper parts.

丛生的，单或多枝，60-150厘米高，直径约1厘米，向上地具小刚毛的，具平展的蛰毛刺，紧密的在下部，稀的在上半部。

Unlike a leaf, a cladode has buds on its surface.

但节与节间明显，节上能分枝，生叶和开。

Stem succulent, simple or divaricately branched from middle, lower nodes swollen, naked.

茎肉质的，单或中间的分枝，下部节膨胀，裸露。

Stem conspicuously striate or tetragonous, robust, succulent, simple or branched in upper part.

茎显著的具条纹的或4棱，粗壮，肉质的，单一或分枝上半部分。

Caudex branched, erect, to 2 cm in diam.Caudex leaves scalelike, triangular to subtriangular.

块根分枝，直立，2直径块根离开鳞片状，到近三角形三角形。

Herbs annual or biennial.Root stout, tuberlike, and napiform or fusiform, or branched and not tuberlike.

一年生或二年生草本根粗壮，管状，和芜菁状或纺锤形的，或分枝而不管状。

Basal leaves decussate; middle stem leaves opposite; distal stem leaves alternate; Inflorescence paniculiform with cymose branches.

基生叶交互对生；中间茎生叶对生；上部茎生叶互生；序序状的具聚伞状的分枝。

The characteristic of hyphae are regular width and septation with typical branching in acute angle (about 45 degrees) in PAS stain.

病理切片经由PAS染色清楚可见麴菌菌丝，其具有分隔，且分枝呈锐角状，约45度角，为其特徵。

Tendril unbranched or bifurcate. Inflorescence usually a polychasium. Seeds elliptic, obovoid-elliptic, or obtriangular, surface smooth, corrugated, or with strumose protuberance or ribs.

卷须不分枝或二叉。通常的序一多歧聚伞序。种子椭形，倒卵球形椭形，或倒三角形的，平滑的表面，具皱褶，或具瘤状的突起或肋。

Evolution is regarded as a branching process, whereby populations are altered over time and may speciate into separate branches, hybridize together, or terminate by extinction.

进化被视为一个分枝过程；随着时间的推移，种群发生改变，种群也可能进化成为分枝，也可能相互杂交或灭绝终止。

A mutant, TS-N-121 was obtained by mutation and plate screening from a parent strain Mycobacterium fortuitum MF2 , which could transform sterol into androstanedione as the main product.

从雄甾二酮的转化产生菌偶发分枝杆菌MF2出发,经紫外诱变结合平板筛选,获得一株主要转化生产睾酮的突变株TS-N-121。

Stems caespitose, simple or many branched, 60-150 cm tall, ca. 1 cm in diam., antrorsely setulose, armed with spreading stinging hairs, dense in lower parts, sparser in upper parts.

丛生的茎，单或多分枝，60-150高，直径约1，向上地具小刚毛的，具平展的蛰毛刺，紧密的下部，稀的上半部分。

Unlike a leaf, a cladode has buds on its surface.

与间明显，上能分枝，生叶和开花。

Stem succulent, simple or divaricately branched from middle, lower nodes swollen, naked.

茎肉质的，单或中间的分枝，下部膨胀，裸露。

Stem conspicuously striate or tetragonous, robust, succulent, simple or branched in upper part.

茎显著的具条纹的或4棱，粗壮，肉质的，单一或分枝在上半部分。

Caudex branched, erect, to 2 cm in diam.Caudex leaves scalelike, triangular to subtriangular.

块根分枝，直立，在2厘米直径块根离开鳞片状，到近三角形三角形。

Herbs annual or biennial.Root stout, tuberlike, and napiform or fusiform, or branched and not tuberlike.

一年生或二年生草本根粗壮，管状，和芜菁状或纺锤形的，或分枝而不管状。

Basal leaves decussate; middle stem leaves opposite; distal stem leaves alternate; Inflorescence paniculiform with cymose branches.

基生叶交互对生；中间茎生叶对生；上部茎生叶互生；花圆锥花状的具聚伞状的分枝。

The characteristic of hyphae are regular width and septation with typical branching in acute angle (about 45 degrees) in PAS stain.

病理切片经由PAS染色清楚可见麴菌菌丝，其具有分隔，且分枝呈锐角状，约45度角，为其特徵。

Tendril unbranched or bifurcate. Inflorescence usually a polychasium. Seeds elliptic, obovoid-elliptic, or obtriangular, surface smooth, corrugated, or with strumose protuberance or ribs.

卷须不分枝或二叉。通常的花一多歧聚伞花。椭圆形，倒卵球形椭圆形，或倒三角形的，平滑的表面，具皱褶，或具瘤状的突起或肋。

Evolution is regarded as a branching process, whereby populations are altered over time and may speciate into separate branches, hybridize together, or terminate by extinction.

进化被视为一个分枝过程；随着时间的推移，群发生改变，群也可能进化成为分枝，也可能相互杂交或灭绝终止。

A mutant, TS-N-121 was obtained by mutation and plate screening from a parent strain Mycobacterium fortuitum MF2 , which could transform sterol into androstanedione as the main product.

从雄甾二酮的转化产生菌偶发分枝杆菌MF2出发,经紫外诱变结合平板筛选,获得一株主要转化生产睾酮的突变株TS-N-121。

Stems caespitose, simple or many branched, 60-150 cm tall, ca. 1 cm in diam., antrorsely setulose, armed with spreading stinging hairs, dense in lower parts, sparser in upper parts.

丛生的茎，单或多分枝，60-150厘米高，直径约1厘米，向上地具小刚毛的，具平展的蛰毛刺，紧密的在下部，稀的在上半部分。

Unlike a leaf, a cladode has buds on its surface.

但节与节间明显，节上能分枝，生叶和开。

Stem succulent, simple or divaricately branched from middle, lower nodes swollen, naked.

茎肉质的，单或中间的分枝，下部节膨胀，裸露。

Stem conspicuously striate or tetragonous, robust, succulent, simple or branched in upper part.

茎显著的具条纹的或4棱，粗壮，肉质的，单一或分枝上半部分。

Caudex branched, erect, to 2 cm in diam.Caudex leaves scalelike, triangular to subtriangular.

块根分枝，，2厘米径块根离开鳞片，到近三角形三角形。

Herbs annual or biennial.Root stout, tuberlike, and napiform or fusiform, or branched and not tuberlike.

一年生或二年生草本根粗壮，管，和芜菁或纺锤形的，或分枝而不管。

Basal leaves decussate; middle stem leaves opposite; distal stem leaves alternate; Inflorescence paniculiform with cymose branches.

基生叶交互对生；中间茎生叶对生；上部茎生叶互生；圆锥的具聚伞的分枝。

The characteristic of hyphae are regular width and septation with typical branching in acute angle (about 45 degrees) in PAS stain.

病理切片经由PAS染色清楚可见麴菌菌丝，其具有分隔，且分枝呈锐角，约45度角，为其特徵。

Tendril unbranched or bifurcate. Inflorescence usually a polychasium. Seeds elliptic, obovoid-elliptic, or obtriangular, surface smooth, corrugated, or with strumose protuberance or ribs.

卷须不分枝或二叉。通常的一多歧聚伞。种子椭圆形，倒卵球形椭圆形，或倒三角形的，平滑的表面，具皱褶，或具瘤的突起或肋。

Evolution is regarded as a branching process, whereby populations are altered over time and may speciate into separate branches, hybridize together, or terminate by extinction.

进化被视为一个分枝过程；随着时间的推移，种群发生改变，种群也可能进化成为分枝，也可能相互杂交或灭绝终止。

A mutant, TS-N-121 was obtained by mutation and plate screening from a parent strain Mycobacterium fortuitum MF2 , which could transform sterol into androstanedione as the main product.

从雄甾二酮的转化产生菌偶发分枝杆菌MF2出发,经紫外诱变结合平板筛选,获得一株主要转化生产睾酮的突变株TS-N-121。

Stems caespitose, simple or many branched, 60-150 cm tall, ca. 1 cm in diam., antrorsely setulose, armed with spreading stinging hairs, dense in lower parts, sparser in upper parts.

丛生的茎，单或多分枝，60-150厘米高，径约1厘米，向上地具小刚毛的，具平展的蛰毛刺，紧密的下部，稀的上半部分。

Unlike a leaf, a cladode has buds on its surface.

但节与节间明显，节上能分枝，和花。

Stem succulent, simple or divaricately branched from middle, lower nodes swollen, naked.

茎肉质的，单或中间的分枝，下部节膨胀，裸露。

Stem conspicuously striate or tetragonous, robust, succulent, simple or branched in upper part.

茎显著的具条纹的或4棱，粗壮，肉质的，单一或分枝在上半部分。

Caudex branched, erect, to 2 cm in diam.Caudex leaves scalelike, triangular to subtriangular.

块分枝，直立，在2厘米直径块鳞片状，到近三角形三角形。

Herbs annual or biennial.Root stout, tuberlike, and napiform or fusiform, or branched and not tuberlike.

一年或二年草本粗壮，管状，和芜菁状或纺锤形的，或分枝而不管状。

Basal leaves decussate; middle stem leaves opposite; distal stem leaves alternate; Inflorescence paniculiform with cymose branches.

基交对；中间茎对；上部茎；花序圆锥花序状的具聚伞状的分枝。

The characteristic of hyphae are regular width and septation with typical branching in acute angle (about 45 degrees) in PAS stain.

病理切片经由PAS染色清楚可见麴菌菌丝，其具有分隔，且分枝呈锐角状，约45度角，为其特徵。

Tendril unbranched or bifurcate. Inflorescence usually a polychasium. Seeds elliptic, obovoid-elliptic, or obtriangular, surface smooth, corrugated, or with strumose protuberance or ribs.

卷须不分枝或二叉。通常的花序一多歧聚伞花序。种子椭圆形，倒卵球形椭圆形，或倒三角形的，平滑的表面，具皱褶，或具瘤状的突起或肋。

Evolution is regarded as a branching process, whereby populations are altered over time and may speciate into separate branches, hybridize together, or terminate by extinction.

进化被视为一个分枝过程；随着时间的推移，种群发改变，种群也可能进化成为分枝，也可能相杂交或灭绝终止。

A mutant, TS-N-121 was obtained by mutation and plate screening from a parent strain Mycobacterium fortuitum MF2 , which could transform sterol into androstanedione as the main product.

从雄甾二酮的转化产菌偶发分枝杆菌MF2出发,经紫外诱变结合平板筛选,获得一株主要转化产睾酮的突变株TS-N-121。

Stems caespitose, simple or many branched, 60-150 cm tall, ca. 1 cm in diam., antrorsely setulose, armed with spreading stinging hairs, dense in lower parts, sparser in upper parts.

丛的茎，单或多分枝，60-150厘米高，直径约1厘米，向上地具小刚毛的，具平展的蛰毛刺，紧密的在下部，稀的在上半部分。

Unlike a leaf, a cladode has buds on its surface.

但节与节间明显，节上能分枝，生叶和开花。

Stem succulent, simple or divaricately branched from middle, lower nodes swollen, naked.

茎肉质的，单中间的分枝，下部节膨胀，裸露。

Stem conspicuously striate or tetragonous, robust, succulent, simple or branched in upper part.

茎显著的具条纹的4棱，粗壮，肉质的，单一分枝在上半部分。

Caudex branched, erect, to 2 cm in diam.Caudex leaves scalelike, triangular to subtriangular.

块根分枝，直立，在2厘米直径块根离开鳞片状，到近三角三角。

Herbs annual or biennial.Root stout, tuberlike, and napiform or fusiform, or branched and not tuberlike.

一年生二年生草本根粗壮，管状，和芜菁状纺锤的，分枝而不管状。

Basal leaves decussate; middle stem leaves opposite; distal stem leaves alternate; Inflorescence paniculiform with cymose branches.

基生叶交互对生；中间茎生叶对生；上部茎生叶互生；花序锥花序状的具聚伞状的分枝。

The characteristic of hyphae are regular width and septation with typical branching in acute angle (about 45 degrees) in PAS stain.

病理切片经由PAS染色清楚可见麴菌菌丝，其具有分隔，且分枝呈锐角状，约45度角，为其特徵。

Tendril unbranched or bifurcate. Inflorescence usually a polychasium. Seeds elliptic, obovoid-elliptic, or obtriangular, surface smooth, corrugated, or with strumose protuberance or ribs.

卷须不分枝二叉。通常的花序一多歧聚伞花序。种子椭，倒卵球椭，倒三角的，平滑的表面，具皱褶，具瘤状的突起肋。

Evolution is regarded as a branching process, whereby populations are altered over time and may speciate into separate branches, hybridize together, or terminate by extinction.

进化被视为一个分枝过程；随着时间的推移，种群发生改变，种群也可能进化成为分枝，也可能相互杂交灭绝终止。

A mutant, TS-N-121 was obtained by mutation and plate screening from a parent strain Mycobacterium fortuitum MF2 , which could transform sterol into androstanedione as the main product.

从雄甾二酮的转化产生菌偶发分枝杆菌MF2出发,经紫外诱变结合平板筛选,获得一株主要转化生产睾酮的突变株TS-N-121。

Stems caespitose, simple or many branched, 60-150 cm tall, ca. 1 cm in diam., antrorsely setulose, armed with spreading stinging hairs, dense in lower parts, sparser in upper parts.

丛生的茎，单多分枝，60-150厘米高，直径约1厘米，向上地具小刚毛的，具平展的蛰毛刺，紧密的在下部，稀的在上半部分。

Unlike a leaf, a cladode has buds on its surface.

但节与节间明显，节上能分枝，和开花。

Stem succulent, simple or divaricately branched from middle, lower nodes swollen, naked.

茎肉质的，单中间的分枝，下部节膨胀，裸露。

Stem conspicuously striate or tetragonous, robust, succulent, simple or branched in upper part.

茎显著的具条纹的4棱，粗壮，肉质的，单一分枝在上半部分。

Caudex branched, erect, to 2 cm in diam.Caudex leaves scalelike, triangular to subtriangular.

块根分枝，直立，在2厘米直径块根离开鳞片状，到近三角形三角形。

Herbs annual or biennial.Root stout, tuberlike, and napiform or fusiform, or branched and not tuberlike.

一年年草本根粗壮，管状，和芜菁状纺锤形的，分枝而不管状。

Basal leaves decussate; middle stem leaves opposite; distal stem leaves alternate; Inflorescence paniculiform with cymose branches.

基互对；中间茎对；上部茎互；花序圆锥花序状的具聚伞状的分枝。

The characteristic of hyphae are regular width and septation with typical branching in acute angle (about 45 degrees) in PAS stain.

病理切片经由PAS染色清楚可见麴菌菌丝，其具有分隔，且分枝呈锐角状，约45度角，为其特徵。

Tendril unbranched or bifurcate. Inflorescence usually a polychasium. Seeds elliptic, obovoid-elliptic, or obtriangular, surface smooth, corrugated, or with strumose protuberance or ribs.

卷须不分枝叉。通常的花序一多歧聚伞花序。种子椭圆形，倒卵球形椭圆形，倒三角形的，平滑的表面，具皱褶，具瘤状的突起肋。

Evolution is regarded as a branching process, whereby populations are altered over time and may speciate into separate branches, hybridize together, or terminate by extinction.

进化被视为一个分枝过程；随着时间的推移，种群发改变，种群也可能进化成为分枝，也可能相互杂灭绝终止。

A mutant, TS-N-121 was obtained by mutation and plate screening from a parent strain Mycobacterium fortuitum MF2 , which could transform sterol into androstanedione as the main product.

从雄甾酮的转化产菌偶发分枝杆菌MF2出发,经紫外诱变结合平板筛选,获得一株主要转化产睾酮的突变株TS-N-121。

Stems caespitose, simple or many branched, 60-150 cm tall, ca. 1 cm in diam., antrorsely setulose, armed with spreading stinging hairs, dense in lower parts, sparser in upper parts.

丛的茎，单多分枝，60-150厘米高，直径约1厘米，向上地具小刚毛的，具平展的蛰毛刺，紧密的在下部，稀的在上半部分。

Unlike a leaf, a cladode has buds on its surface.

但节与节间明显，节上能枝，生叶和开花。

Stem succulent, simple or divaricately branched from middle, lower nodes swollen, naked.

肉质的，单或中间的枝，下部节膨胀，。

Stem conspicuously striate or tetragonous, robust, succulent, simple or branched in upper part.

显著的具条纹的或4棱，粗壮，肉质的，单一或枝在上半部。

Caudex branched, erect, to 2 cm in diam.Caudex leaves scalelike, triangular to subtriangular.

块根枝，直立，在2厘米直径块根离开鳞片状，到近三角形三角形。

Herbs annual or biennial.Root stout, tuberlike, and napiform or fusiform, or branched and not tuberlike.

一年生或二年生草本根粗壮，管状，和芜菁状或纺锤形的，或枝而不管状。

Basal leaves decussate; middle stem leaves opposite; distal stem leaves alternate; Inflorescence paniculiform with cymose branches.

基生叶交互对生；中间生叶对生；上部生叶互生；花序圆锥花序状的具聚伞状的枝。

The characteristic of hyphae are regular width and septation with typical branching in acute angle (about 45 degrees) in PAS stain.

病理切片经由PAS染色清楚可见麴菌菌丝，其具有，枝呈锐角状，约45度角，为其特徵。

Tendril unbranched or bifurcate. Inflorescence usually a polychasium. Seeds elliptic, obovoid-elliptic, or obtriangular, surface smooth, corrugated, or with strumose protuberance or ribs.

卷须不枝或二叉。通常的花序一多歧聚伞花序。种子椭圆形，倒卵球形椭圆形，或倒三角形的，平滑的表面，具皱褶，或具瘤状的突起或肋。

Evolution is regarded as a branching process, whereby populations are altered over time and may speciate into separate branches, hybridize together, or terminate by extinction.

进化被视为一个枝过程；随着时间的推移，种群发生改变，种群也可能进化成为枝，也可能相互杂交或灭绝终止。

A mutant, TS-N-121 was obtained by mutation and plate screening from a parent strain Mycobacterium fortuitum MF2 , which could transform sterol into androstanedione as the main product.

从雄甾二酮的转化产生菌偶发枝杆菌MF2出发,经紫外诱变结合平板筛选,获得一株主要转化生产睾酮的突变株TS-N-121。

Stems caespitose, simple or many branched, 60-150 cm tall, ca. 1 cm in diam., antrorsely setulose, armed with spreading stinging hairs, dense in lower parts, sparser in upper parts.

丛生的，单或多枝，60-150厘米高，直径约1厘米，向上地具小刚毛的，具平展的蛰毛刺，紧密的在下部，稀的在上半部。

Unlike a leaf, a cladode has buds on its surface.

但节与节间明显，节上能，生叶和。

Stem succulent, simple or divaricately branched from middle, lower nodes swollen, naked.

肉质的，单中间的，下部节膨胀，裸露。

Stem conspicuously striate or tetragonous, robust, succulent, simple or branched in upper part.

显著的具条纹的4棱，粗壮，肉质的，单一在上半部。

Caudex branched, erect, to 2 cm in diam.Caudex leaves scalelike, triangular to subtriangular.

块根，直立，在2厘米直径块根离鳞片状，到近三角形三角形。

Herbs annual or biennial.Root stout, tuberlike, and napiform or fusiform, or branched and not tuberlike.

一年生二年生草本根粗壮，管状，和芜菁状纺锤形的，而不管状。

Basal leaves decussate; middle stem leaves opposite; distal stem leaves alternate; Inflorescence paniculiform with cymose branches.

基生叶交互对生；中间生叶对生；上部生叶互生；序圆锥序状的具聚伞状的。

The characteristic of hyphae are regular width and septation with typical branching in acute angle (about 45 degrees) in PAS stain.

病理切片经由PAS染色清楚可见麴菌菌丝，其具有隔，且呈锐角状，约45度角，为其特徵。

Tendril unbranched or bifurcate. Inflorescence usually a polychasium. Seeds elliptic, obovoid-elliptic, or obtriangular, surface smooth, corrugated, or with strumose protuberance or ribs.

卷须不二叉。通常的序一多歧聚伞序。种子椭圆形，倒卵球形椭圆形，倒三角形的，平滑的表面，具皱褶，具瘤状的突起肋。

Evolution is regarded as a branching process, whereby populations are altered over time and may speciate into separate branches, hybridize together, or terminate by extinction.

进化被视为一个过程；随着时间的推移，种群发生改变，种群也可能进化成为，也可能相互杂交灭绝终止。

A mutant, TS-N-121 was obtained by mutation and plate screening from a parent strain Mycobacterium fortuitum MF2 , which could transform sterol into androstanedione as the main product.

从雄甾二酮的转化产生菌偶发杆菌MF2出发,经紫外诱变结合平板筛选,获得一株主要转化生产睾酮的突变株TS-N-121。

Stems caespitose, simple or many branched, 60-150 cm tall, ca. 1 cm in diam., antrorsely setulose, armed with spreading stinging hairs, dense in lower parts, sparser in upper parts.

丛生的，单多，60-150厘米高，直径约1厘米，向上地具小刚毛的，具平展的蛰毛刺，紧密的在下部，稀的在上半部。

Unlike a leaf, a cladode has buds on its surface.

但节与节间明显，节上能分枝，生叶和开。

Stem succulent, simple or divaricately branched from middle, lower nodes swollen, naked.

茎肉质的，单或中间的分枝，下部节膨胀，裸露。

Stem conspicuously striate or tetragonous, robust, succulent, simple or branched in upper part.

茎显著的具条纹的或4棱，粗壮，肉质的，单一或分枝上半部分。

Caudex branched, erect, to 2 cm in diam.Caudex leaves scalelike, triangular to subtriangular.

块根分枝，直，2米直径块根离开鳞片状，到近三角形三角形。

Herbs annual or biennial.Root stout, tuberlike, and napiform or fusiform, or branched and not tuberlike.

一年生或二年生草本根粗壮，管状，和芜菁状或纺锤形的，或分枝而不管状。

Basal leaves decussate; middle stem leaves opposite; distal stem leaves alternate; Inflorescence paniculiform with cymose branches.

基生叶交互对生；中间茎生叶对生；上部茎生叶互生；圆状的具聚伞状的分枝。

The characteristic of hyphae are regular width and septation with typical branching in acute angle (about 45 degrees) in PAS stain.

病理切片经由PAS染色清楚可见麴菌菌丝，其具有分隔，且分枝呈锐角状，约45度角，为其特徵。

Tendril unbranched or bifurcate. Inflorescence usually a polychasium. Seeds elliptic, obovoid-elliptic, or obtriangular, surface smooth, corrugated, or with strumose protuberance or ribs.

卷须不分枝或二叉。通常的一多歧聚伞。种子椭圆形，倒卵球形椭圆形，或倒三角形的，平滑的表面，具皱褶，或具瘤状的突起或肋。

Evolution is regarded as a branching process, whereby populations are altered over time and may speciate into separate branches, hybridize together, or terminate by extinction.

进化被视为一个分枝过程；随着时间的推移，种群发生改变，种群也可能进化成为分枝，也可能相互杂交或灭绝终止。

A mutant, TS-N-121 was obtained by mutation and plate screening from a parent strain Mycobacterium fortuitum MF2 , which could transform sterol into androstanedione as the main product.

从雄甾二酮的转化产生菌偶发分枝杆菌MF2出发,经紫外诱变结合平板筛选,获得一株主要转化生产睾酮的突变株TS-N-121。

Stems caespitose, simple or many branched, 60-150 cm tall, ca. 1 cm in diam., antrorsely setulose, armed with spreading stinging hairs, dense in lower parts, sparser in upper parts.

丛生的茎，单或多分枝，60-150米高，直径约1米，向上地具小刚毛的，具平展的蛰毛刺，紧密的下部，稀的上半部分。