中國植物志第20-21卷

內容概要

　　《中國植物志第20-21卷（英文版）》由第20卷和第21卷合并為一卷，包括菊科15族，248屬，2325種，其中18屬和1131種（48.6%）為中國特有。

書籍目錄

PrefaceIntroductionAcknowledgments菊科帚菊木族藍刺頭族刺苞菊族飛廉族菊苣族斑鳩菊族千里光族紫菀族春黃菊族鼠麴草族金盞花族旋覆花族山黃菊族向門葵族澤蘭族Genera Incertae SedisList of Nomenclatural Novelties Published in this Volume of the Flora of ChinaIndex to Chinese NamesIndex to Pinyin NamesIndex to Scientific NamesIndex to Families in the Flora of China and the Flora Reipublicae Popularis SinicaePublished Volumes ofthe Flora of China and the Flora of China I Hustrations

章節(jié)摘錄

　　截葉藍刺頭　　Herbs to 45 cm tall， perennial. Stem solitary， branchedbelow middle， sparsely cobwebby. Leaves leathery， abaxiallygray to grayish green and thinly cobwebby， adaxially green，glabrous， and shiny. Lower cauline leaves sessile， lanceolate，ca. 10.5 X 5.5 cm， base truncate， margin with spine-tipped teeth.Middle cauline leaves similar but gradually smaller upward，Uppermost cauline leaves lanceolate to elliptic. Pseudocephaliaca. 4 cm in diam. Capitula ca. 1.3 cm. Phyllaries 20 0r 21，abaxially glabrous； outermost phyllaries oblanceolate， ca. 5mm， unequal in length， 1/3-1/2 as long as involucre， clawmargin sparsely long ciliate， distal portion broadly elliptic，cartilaginous， margin ciliate， and apex acuminate； middle andinner phyllaries oblanceolate to narrowly elliptic， 0.8-1.3 cm，distal half of margin sparsely shortly appressed ciliate. Floretsca. 1.3 cm. Corolla blue， glabrous， tube ca. 5mm. Achene ca. 6mm， hairs yellowish. Pappus scales linear， t0 2mm， unequal inlength， connate for up to proximal half. Fl. and fi. Jul.　　火烙草　　Herbs 15-40 cm tall， perennial. Stems solitary or tuft.ed，unbranched or l-3-branched， cobwebby to lanate. Leaves leath-ery， abaxially whitish to grayish white and densely cobwebby tothickly lanate， adaxially green to yellowish green and sparselycobwebby， margin and apex spiny. Basal and lower cauline leaves shortly petiolate； leaf blade elliptic， elliptic-lanceolate， oroblanceolate， 10-20 x 2-8 cm， bipinnatipartite or subbipinnati-sect， with 5-8 pairs of segments and a triangular ultimate lobe.Middle and upper cauline leaves sessile， Uadually smaller up-ward， pinnatipartite， semiamplexicaul. Pseudocephalia l to few， corymbose， 5-5，5 cm in diam. Capitula ca， 1，8 cm. Phyllaries 16-20， abaxially glabrous； outermost phyllaries oblanceolate， to 8mm， unequal in length， at least 1/2 as long as involucre， clawmargin sparsely long ciliate， distal portion broadly elliptic，cartilaginous， margin sparsely shortly ciliate， and apex acumi-nate； middle phyllaries oblanceolate， ca. 1.5 cm， margin longappressed ciliate， apex narrowed into an awn； inner phyllariessimilar but longer. Corolla white or bluish， outside gland- dotted， tube ca. 5mm. Achene ca. 6mm， hairs yellowish. Pap-pus scales linear， mostly ca. 1mm， connate almost entirely. Fl. and fr. Jun-Aug.　　Sandy mountainous regions， desert steppes； 500-2200 m. C Gansu， Nei Mongol， Ningxia， SE Shandong， Shanxi， N Xinjiang.　　Although C. Shih and Y. Ling （FRPS 78（1）： 6. 1987） indicatedthat Echinops przewalskyi occurs in Mongolia， the species was not in-cluded among the Echmops in Mongolia by V I. Grubov （Key VascularPJ. Mongolia 2： 665-666. 2001）.　　……

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