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A genus of fresh-water Pulmonifera, having reversed spiral shells. See Pond snail, under Pond.

A genus of large oceanic Siphonophora which includes the Portuguese man-of-war.

An order of Siphonophora which includes Physalia.

An herbaceous plant of the nightshade family (Physalis alkekengi) and its fruit, which is a well flavored berry, the size of a cherry, loosely inclosed in a enlarged leafy calyx; -- also called winter cherry, ground cherry, and strawberry tomato. D. C. Eaton.

c. -- Ground chamber, a room on the ground floor. -- Ground cherry. (Bot.) (a) A genus (Physalis) of herbaceous plants having an inflated calyx for a seed pod: esp., the strawberry tomato (P. Alkekengi). See Alkekengl. (b) A European shrub (Prunus Chamæcerasus), with small, very acid fruit. -- Ground cuckoo. (Zoöl.)…

lor serving in a ship of war. -- Portuguese man-of-war (Zoöl.), any species of the genus Physalia. See Physalia.

Any siphonophore which has an air sac for a float, as the Physalia.

A cyst or sac of a siphonophore, containing air, and serving as a float, as in Physalia.

The division of Siphonophora which includes the Physalia and allied genera; -- called also Pneumatophoræ.

lakes. The most common kinds are air-breathing snails (Pulmonifera) belonging to Limnæa, Physa, Planorbis, and allied genera. The operculated species are pectinibranchs, belonging to Melantho, Valvata, and various other genera. -- Pond spice (Bot.), an American shrub (Tetranthera geniculata) of the Laurel family, wit…

native or inhabitant of Portugal; people of Portugal. Portuguese man-of-war. (Zoöl.) See Physalia.

A very large North Atlantic whalebone whale (Physalus antiquorum, or Balænoptera physalus). It has a dorsal fin, and strong longitudinal folds on the throat and belly. Called also razorback.

hers as feeding or nutritive zooids, and others as reproductive zooids. See Illust. under Physallia, and Porpita.

A kind of larkspur (Delphinium Staphysagria), and its seeds, which are violently purgative and emetic. They are used as a parasiticide, and in the East for poisoning fish.

ves are falling. -- Winter bud (Zoöl.), a statoblast. -- Winter cherry (Bot.), a plant (Physalis Alkekengi) of the Nightshade family, which has, a red berry inclosed in the inflated and persistent calyx. See Alkekengi. -- Winter cough (Med.), a form of chronic bronchitis marked by a cough recurring each winter. --…