Herbs, perennial, stout, to 100 cm; rhizomes present. Leaves emersed, submersed leaves mostly absent; petiole 5--6-ridged, 17. 5--45 cm; blade with translucent markings distinct lines, ovate to elliptic, 6. 5--32 ' 2. 5--19. 1 cm, base truncate to cordate. Inflorescences racemes, of 3--9 whorls, each 3--15-flowered, decumbent to arching, to 62 ' 8--18 cm, often proliferating; peduncles terete, 35--56 cm; rachis triangular; bracts distinct, subulate, 10--21 mm, coarse, margins coarse; pedicels erect to ascending, 2. 1--7. 5 cm. It is also found in Mexico and the northern states of South America. Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Found in wetlands in Mexico and North America In USA it occurs in the southeastern states, to Virginia, Illinois and Texas.
|Формат:|| Страниц 72|
Lambert M. S.
Книга по Требованию
|Echinodorus Berteroi Книга по Требованию Lambert M. S. |
Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. In Rataj' s taxonomy E. berteroi is in Section Berteroii, Subgenus Echinodorus. It ranges through the tropical, sub-tropical and edges into the temperate zones of its range. Several varieties are named in the literature, but their exact status in such a variable plant seems uncertain. Very large range, perhaps the most extensive of the genus, growing in shallow and periodic waters. It can be found even in almost dry places, growing dwarfed, almost like a form of E. tenellus. southern parts of the United States, Central America and the West Indies.
|Echinodorus Opacus Книга по Требованию Lambert M. S. |
The surface of the leaves is olive-green with lighter-coloured veins.