Trapa

Other endangered species include: Cypripedium macranthon, Calypso bulbosa, Epipogium phyllum, Orchis militaris, Trapa natans, Paeonia anomala, Nymphaea candida and other plants.

West Siberian broadleaf and mixed forests 2008

Other rare plants include the sedge Machaerina rubiginosa, the aroid Cyrtosperma merkusii, and floating water plants such as Hydrocharis dubia and water chestnut (Trapa maximoviscii).

Western Java rain forests 2008

Horned water chestnuts or caltrops are the seeds of species of Trapa, water plants native to Africa, central Europe, and Asia.

On Food and Cooking, The Science and Lore of the Kitchen Harold McGee 2004

Horned water chestnuts or caltrops are the seeds of species of Trapa, water plants native to Africa, central Europe, and Asia.

On Food and Cooking, The Science and Lore of the Kitchen Harold McGee 2004

Almost the only exception to the rule in accordance with which roots descend under natural circumstances, is that furnished by _Trapa natans_, the roots of which in germination are directed upwards towards the surface of the water.

Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Maxwell T. Masters

Water plants of Chuch, Trapa, Valisneria verticillata, and Nymphaea.

Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries William Griffith

-- The large seeds of _Trapa bicornis_, a native of China, and of _T. bispinosa_ and _natans_, species indigenous to

The Commercial Products of the Vegetable Kingdom Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c. P. L. Simmonds

Singhara, Meaning "horned nut," the water chestnut _ (Trapa bispinosa_).

A Holiday in the Happy Valley with Pen and Pencil T. R. Swinburne

Trapa natans, {181a} and Lamarck's kindred passage on the descent of

Unconscious Memory Samuel Butler 1868

Darwin's note on _Trapa natans_ {221} and Lamarck's kindred passage on the descent of _Ranunculus hederaceus_ from _Ranunculus aquatilis_ {222a} as fresh discoveries, and be told with much happy simplicity, that those animals and plants which have felt the need of such a structure have developed it, while those which have not wanted it have gone without it.

Selections from Previous Works and Remarks on Romanes' Mental Evolution in Animals Samuel Butler 1868