sieve tube plastids

Listing 1 - 3 from 3 for sieve tube plastids

Angiosperm Families - Aceraceae Juss.
... rays wide (occasionally), or narrow. Wood ring porous; not storied; parenchyma paratracheal. Sieve-tube plastids S-type. Reproductive type, pollination. Plants andromonoecious, or dioecious, or androdioecious. Gynoecium ... whorled; polysepalous, or gamosepalous. Calyx lobes when gamosepalous, markedly longer than the tube. Degree of gamosepaly (maximum length joined/total calyx length) 0–0.25. ...
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Angiosperm Families - Achatocarpaceae Heimerl.
... a conventional cambial ring. ‘Included’ phloem absent. Xylem with vessels. Vessel end-walls simple. Sieve-tube plastids P-type; type III (a). Reproductive type, pollination. Plants dioecious. Female flowers without staminodes. Gynoecium ...
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Chapter 3: Taxonomy, Page 1
... with 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 end ... 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 ...
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