cambial zone host:deltaintkey.com

Listing 1 - 7 from 7 for cambial zone

Angiosperm Families - Amborellaceae Pichon.
... (with one broad trace). Internal phloem absent. Secondary thickening developing from a conventional cambial ring. ‘Included’ phloem absent. Xylem presumably with tracheids; without vessels. Primary ... nonaperturate; if detectably aperturate, obscurely 1 aperturate (or with an irregular, distal, unthickened zone in the exine); sulcate. Gynoecium 5–8 carpelled; apocarpous; eu-apocarpous (the ...
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Angiosperm Families - Campanulaceae Juss.
... commonly), or absent. Internal phloem absent. Secondary thickening developing from a conventional cambial ring. ‘Included’ phloem absent. Xylem without tracheids; without fibre tracheids; ... (Lobelia). Geography, cytology. Holarctic, Paleotropical, Neotropical, Cape, Australian, and Antarctic. Frigid zone to tropical. Cosmopolitan, except tropical Africa. X = 6–17. Taxonomy. Subclass ...
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Angiosperm Families - Caryophyllaceae Juss.
... . Nodes unilacunar. Internal phloem absent. Secondary thickening developing from a conventional cambial ring, or anomalous; sometimes via concentric cambia (e.g. Spergularia, and sometimes ... , Silene, Spergula, Spegularia, Stellaria, Uebelina), or C4 type (Polycarpaea). Geography, cytology. Frigid zone to tropical. Cosmopolitan. X = 5–19. Taxonomy. Subclass Dicotyledonae; Crassinucelli. Dahlgren’ ...
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Angiosperm Families - Compositae Giseke
... thickening absent (?), or developing from a conventional cambial ring, or anomalous; when anomalous, via concentric cambia, or from a single cambial ring. ‘Included’ phloem present (e.g. ... (Chrysanthellum, Flaveria, Parthenium, Pectis), or non-C4 type (numerous genera). Geography, cytology. Frigid zone, temperate, sub-tropical, and tropical. Cosmopolitan. X = 2–19(+). Supposed basic chromosome ...
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Angiosperm Families - Crassulaceae DC.
... or absent. Internal phloem absent. Secondary thickening mostly developing from a conventional cambial ring (very occasionally ‘anomalous’). ‘Included’ phloem absent. Xylem with ... Monanthes, Nanathus, Pachyphytum, Parvisedum, Rochea, Sedum, Sempervivum, Tylecodon, Umbilicus, Villadia. Geography, cytology. Frigid zone to tropical. Very widespread, but mainly in warm dry regions - especially ...
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Angiosperm Families - Cruciferae Juss.
... present (rarely), or absent. Secondary thickening absent, or developing from a conventional cambial ring, or anomalous (?— given the occasional presence of cortical and/or ... Leavenworthia, Lepidium, Lesquerella, Matthiola, Morieria, Oreophyton, Rorippa, Sisymbrium, Thlaspi etc.). Geography, cytology. Frigid zone to tropical. Cosmopolitan, concentrated in the North temperate and Mediterranean. X = 5â ...
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Angiosperm Families - Diapensiaceae Lindl.
... superficial. Nodes unilacunar. Internal phloem absent. Secondary thickening developing from a conventional cambial ring. ‘Included’ phloem absent. Xylem with vessels. Vessel end-walls simple. ... widely demonstrated (seemingly occurring in all the species). Geography, cytology. Holarctic. Frigid zone to temperate. North America and Eurasia - chiefly alpine. X = 6. Taxonomy. Subclass Dicotyledonae ...
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