perigone tube

Listing 1 - 3 from 3 for perigone tube

Angiosperm Families - Alismataceae Vent.
... anatomy. Secretory cavities present; with latex. Secondary thickening absent. Xylem without vessels. Sieve-tube plastids P-type; type II. Root anatomy. Root xylem with vessels; vessel end ... , or without involucral bracts. Flowers bracteate; regular; 3 merous; cyclic; tetracyclic to polycyclic. Perigone tube absent. Perianth with distinct calyx and corolla; 6; free; 2 whorled; isomerous; different ...
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Angiosperm Families - Alliaceae J.G. Agardh
... phloem transfer cells (Allium, Triteleia). Stem anatomy. Secondary thickening absent. Xylem without vessels. Sieve-tube plastids P-type; type II. Root anatomy. Root xylem with vessels; vessel end-walls ... irregularity e.g. in some Allium species, involving the androecium. Flowers 3 merous; cyclic; pentacyclic. Perigone tube present, or absent. Perianth of ‘tepals’; 6; free to joined; 2 whorled (3+ ...
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Chapter 3: Taxonomy, Page 1
... vessels. Vessel end-walls mostly oblique; scalariform, or simple, or scalariform and simple. Sieve-tube plastids P-type; type II. Root anatomy. Root xylem with vessels (mostly with transverse ... merous; cyclic (usually), or partially acyclic. Rarely the perianth acyclic, or the androecium acyclic. Perigone tube present, or absent. Perianth with distinct calyx and corolla, or of `tepals', or vestigial ...
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