By J. W. Kadereit (auth.), Professor Dr. Joachim W. Kadereit, Charles Jeffrey (eds.)
This quantity features a entire systematic remedy of the flowering plant order Asterales, comprising 12 households with approx. 1,720 genera and approximately 26,300 species. The order contains Compositae because the biggest kin of flowering crops.
Based on conventional reports, numerous of the constituent households have lengthy been well-known as being heavily interrelated. The inclusion within the order of Alseuosmiaceae, Argophyllaceae, Carpodetaceae, Phellinaceae and Rousseaceae is the outcome as a rule of recent advances in molecular systematics. identity keys are supplied for all genera, and certain phylogenetic relationships are mentioned commonly.
The wealth of knowledge contained during this quantity makes it an vital resource for all operating within the fields of natural and utilized plant sciences.
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G. g. Rhigiophyllum). In most of the subfamilies, the single style is topped by stigmatic branches equal to the number of carpels in the gynoecium. The exception is Cyphioideae, which feature a unique stigmatic cavity which is fluid-filled and communicates with the outer air by means of a lateral aperture (Leins and Erbar 2003). Embryology. Anther wall development follows the Dicotyledonous pattern, forming a single middle layer (Rosén 1932). Microsporogenesis is simultaneous, the tetrads tetrahedral or isobilateral.
5: 26–28. J. 1797. Icones et descriptiones plantarum, IV. Matriti: Regia Typographia. Chiapella, J. 1999. Calyceraceae. N. ) Flora Patagonica, VI. Buenos Aires: Colección científica del INTA, pp. 492–517. G. 1994. Phylogenetic relationships in the Campanulales based on rbcL sequences. Pl. Syst. Evol. 190: 79–95. Cronquist, A. 1981. An integrated system of classification of flowering plants. New York: Columbia University Press. Dahlgren, O. 1915. Über die Embryologie von Acicarpha tribuloides Juss.
Illegit. sub Art. , two locules. De Candolle (1839) modified this system by dividing the 1-locular genera between those with an elongate laterally dehiscent capsule (Clintonieae) and those with a more isodiametric pyxicidal capsule (Lysipomieae A. ). In his monograph of the subfamily, Wimmer (1943, 1953, 1968) merged Clintonieae, Lysipomieae and Lobelieae. As such, he recognized only two tribes: Delisseeae with baccate, and Lobelieae with dehiscent fruits. The former was divided into two subtribes, the latter into nine.