sporo-comb. form

1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 860 The protoplasm..segments..into a number of nucleated sporoblasts.

1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 860 The sporoblast assumes by degrees its definitive shape, elliptical and pointed at the ends.

1891 Cent. Dict. Sporo~cyte.

1899 T. C. Allbutt et al. Syst. Med. VIII. 945 The sporocytes, when mature, divide into spores.

1866 J. Lindley & T. Moore Treasury Bot. II. 1088/2 Sporoderm, the skin of a spore.

1885 Encycl. Brit. XIX. 854/1 Sometimes the cyst is complicated by the formation of sporoducts.

1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 861 The spores are discharged from the cyst by special tubular sporoducts.

1888 Encycl. Brit. XXIV. 126/1 The carpogonium or sporogenous portion.

1897 G. F. Atkinson in Nature 11 Nov. 44/2 Sporogenous tissue, and its conversion into assimilatory tissue.

1881 Nature 24 74 This so-called fruit is in reality a distinct plantlet, called a ‘sporogone’, which by..simple multiplication gives birth to the spores.

1902 Encycl. Brit. XXXII. 816/1 There exists a whole group of Coccidiida,..of which only the sporogonic cycle is known.

1875 A. W. Bennett & W. T. T. Dyer tr. J. von Sachs Text-bk. Bot. 295 The asexual generation or sporogonium is only at first formed in the calyptra [of mosses].

1882 S. H. Vines tr. J. von Sachs Text-bk. Bot. (ed. 2) 226 The oosphere..finally developes into a capsule supported on a long stalk, the Sporogonium, in the interior of which are produced numbers of spores.

1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 749 ‘Sporogony,’ or development from a non-sexual spore, occurs in a few instances.

1859 R. G. Mayne Expos. Lexicon Med. Sci. (1860) 1195/2 Sporophorus,..bearing or containing seed: sporophorous.

1879 Encycl. Brit. IX. 828/2 The sporophorous hyphæ are branches of the mycelium.

1888 S. H. Vines in Encycl. Brit. XXIV. 129/2 The wall of the sporo~carp is formed by a portion of the sporophyll.

1895 S. H. Vines Students' Text-bk. Bot. 70 A leaf bearing one or more sporangia is termed a sporophyll.

1897 Nature 11 Nov. 45/2 The transference of sporophyllary organs to vegetative ones.

1886 Athenæum 25 Dec. 866/3 These take the form of buds similar to the sporophyte which produced them.

1895 tr. Kerner's Nat. Hist. Plants II. 476 The fern-plant bears no sexual organs, and must be regarded as the asexual generation (or sporophyte).

1886 Athenæum 25 Dec. 866/3 These.. would be termed cases of ‘sporophytic budding’.

1970 Bot. Gaz. 131 139/2 The incompatibility system of the family is of the homomorphic, sporophytically controlled type.

1882 Ogilvie's Imperial Dict. (new ed.) Sporozoid,..a moving spore furnished with cilia or vibratile processes.

1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 861 The contents [of the sporocyst] are resolved into falciform bodies or sporozoites.

1900 Brit. Med. Jrnl. 10 Feb. 301 The skin bitten by the proboscis through which the infected mosquito inoculates its sporozoites.

1890 Webster's Internat. Dict. Eng. Lang. Sporogenesis, reproduction by spores.

1905 Bot. Gaz. 40 93 The events of sporogenesis in Pallavincia Lyellii present..no fundamental differences from those of other liverworts and higher plants.

1969 A. M. Campbell Episomes xiv. 166 It was suggested..that activation of an episome might play a causative role in sporogenesis.

1893 R. R. Gurley in Bull. U.S. Fish Comm. 1891 413 Cystodiscidae... A bi~valve shell..: condition of sporoplasm unknown. [Note] Sporoplasm. Protoplasm of the spore.

1947 Ann. Rev. Microbiol. 1 6 Typically each spore results from the cooperative activity of six cells, two giving rise to the valves of the sporocyst, two producing the polar capsules,..and two being sporoplasm cells each with a gamete nucleus.

1979 Jrnl. Protozool. 26 448/2 Mature spores are short-lived and within 12–24 h begin to extrude their sporoplasms in all directions.