学名(拉丁名) | Artemisia succulentoides |
中文名 | 肉质叶蒿 |
命名人 | Ling et Y. R. Ling |
中文科名 | 菊科 |
拉丁属名 | Artemisia |
类型 | species |
拉丁科名 | Compositae |
中文属名 | 蒿属 |
学名(拉丁名) | Artemisia succulentoides |
命名人 | Ling & Y.R. Ling (accepted name) |
拉丁属名 | Artemisia |
类型 | species |
拉丁科名 | Asteraceae |
学名(拉丁名) | Artemisia succulentoides |
中文名 | 肉质叶蒿 |
拉丁属名 | Artemisia |
类型 | species |
拉丁科名 | Asteraceae |
学名(拉丁名) | Artemisia succulentoides |
中文名 | 肉质叶蒿 |
中文科名 | 菊科 |
拉丁属名 | Artemisia |
类型 | species |
拉丁科名 | Asteraceae |
中文属名 | 蒿属 |
Herbs perennial, 36-100 cm tall; rhizomes long, slender, stoloniferous. Stems erect, simple, sometimes distally branched, ± flexuous, ± striate, hispid-villous, minutely stipitate glandular. Leaves cauline, slightly reduced upward, abaxially pale green, adaxially green, abaxially hispid-strigose, densely so on veins, adaxially hispid-strigose, both surfaces sparsely minutely stipitate glandular in pits, margin coarsely serrate to serrate, hispid, strigose, or villous-ciliate, midvein prominent abaxially, apex acuminate, mucronate; lowest leaves withered by anthesis (not seen); lower to upper leaves broadly winged petiolate; blade ovate to lanceolate, 3.5-5.5(-10) × 1.5-2.5(-4) cm, base cuneate-rounded to rounded; synflorescence leaves broadly winged shortly petiolate, lanceolate, 1.3-2 × 0.6-0.9 cm, base cuneate, margin 3-6-serrate, slightly resinous. Capitula 16 or more in terminal corymbiform synflorescences, ca. 1.5 cm in diam.; peduncles 7-15 mm or longer, densely hispid-strigose, minutely stipitate glandular, resinous; bracts lanceolate, entire. Involucres campanulate, (4-)5-5.2 × ca. 5 mm; phyllaries 4-seriate, unequal, green apically, abaxially distally villosulous and minutely stipitate glandular, margin scarious, erose, moderately to densely villous-ciliate, midvein more pronounced distally, ± translucent, apex acute to rounded, villous-ciliate; outer phyllaries narrowly ovate, 1.5-2 × ca. 0.8 mm; inner phyllaries oblong, 3-6 × 1.8-1.2 mm, base hardened. Ray florets 10-14 or more, purple, tube apex and lamina base strigose, lamina 6-7(-9) × 1-1.5 mm, eglandular; disk florets yellow, (4-)5 mm, tube base flared, tube apex and proximal limb hairy, minutely stipitate glandular, limb campanulate, ca. 3.2 mm, lobes spreading, narrowly triangular, curved, ca. 1.5 mm, apically sparsely hairy, moderately to densely minutely stipitate glandular. Achenes (immature) oblong, slightly compressed, 2-3 mm, sparsely strigillose, sparsely minutely stipitate glandular, 2-ribbed (± translucent). Pappus 4-seriate, ± reddish; outermost bristles few, slender, 0.5-0.6 mm; outer bristles slender, 2-2.3 mm; inner bristles few, ca. 3 mm, acute; innermost bristles ca. 4 mm, weakly clavate. Fl. and fr. Jul-Oct.
Shaded places in valleys of low mountains or canal banks; 800-1600 m. Anhui, Henan, NW Hubei, S Shaanxi, Sichuan.
22.肉质叶蒿(植物分类学报)图版5:3-12
Artemisia succulentoides Ling et Y. R. Ling in Act. Phytotax. Sin. 18(4): 504. 1980; 西藏植物志4: 750, 图322. 1985,
一、二年生草本。根单一,细,垂直。茎直立或稍屈曲,高25-40厘米,幼时有白色短柔毛并疏被腺毛,以后毛渐脱落,褐色或紫红色,自基部开始分枝,枝长,披散状。叶半肉质,茎下部叶卵形,长1.5-2厘米,宽1-1.5厘米,初时被短柔毛,后脱落,一至二回羽状分裂,第一回全裂,每侧有裂片2-3枚,第二回为栉齿状深裂齿,裂齿先端圆钝,有小腺体,叶柄长1.5-2.5厘米,基部有1对假托叶;中部与上部叶羽状浅裂或不分裂,线形;苞片叶线形或线状披针形,长1-2.5厘米,宽1-1.5毫米。头状花序球形或半球形,直径3-5毫米,有短梗或近无梗,下垂,单生或2枚集生,在分枝上排成总状花序或为穗状花序,而在茎上常组成开展的圆锥花序;总苞片3-4层,内、外层近等长,外层与中层总苞片卵形或狭卵形,背面被灰白色短柔毛,内层总苞片椭圆形或长卵形;花序托密生白色托毛;雌花5-20朵,花冠狭圆锥状或狭管状,檐部具3-2裂齿,花柱伸出花冠外,先端2叉,叉端钝尖;两性花30-50朵,花冠管状,外面有稀疏的腺点,檐部外面有白色柔毛,花药线形,先端附属物尖,长三角形,基部圆钝,花柱2叉,叉端截形,瘦果小。花果期8-10月。
我国西藏特有种;生于拉萨至耐克栋附近海拔3 700-3 800米的山坡草地或河滩沙地上。