Spithama 



Spore 



Spith'ama {ffiridafi^, a span), a span 

 of seven inches, from the tip of 

 the thumb to that of the fore- 

 finger ; spithamae'as ( Mod. Lat. ), 

 measuring a short span, 

 gplen'dens (Lat., gleaming), glittering 



or shining. 

 Splint, a forester's term for Albur- 

 num or Sapwood. 

 split, cleft or divided, parted; '^ 

 rniit = Cremocarp ; ~ Lay'er, 

 a loose felt of hyphae in Geaster, 

 connected with the inner peridium, 

 and torn into flakes at maturity. 

 split'ting, employed of hybrids, to 

 denote division of characters from 

 the parents. 

 gpodoc^'roos {(TiroZbs, ashes ; xp<^<=(i 



colour), of a grey tint. 

 Spong'elet = Spongiole ; Spong'iole 

 {spongia, a sponge), a name given 

 to the root-tip, formerly thought 

 to be a special absorbing organ, the 

 Epiblema of Schleiden ; Spong'iola 

 radica'Hs, De Candolle's name for 

 the root-cap ; --' pistilla'rit, the 

 extremity of the pistil, the stigma ; 

 /»* semiiuz'lis, the caruncle of cer- 

 tain seeds ; Spong'ioplasm {vxda-fia, 

 moulded), the assumed spongy basis 

 of protoplasm ; spongio'sus (Lat.), 

 spongy, soft ; Spong'ophyll(<^u\Aoi/, a 

 leaf),a shade leaf (Clements); spong'y, 

 having the texture of a sponge, 

 cellular and containing air, as in 

 many seed coats ; i^ Cor'tez, corti- 

 cal tissue with air-bearing intercel- 

 lular spaces, frequent in water- 

 plants ; '-' Farench'yina, loosely 

 aggre;*ated tissue, or having con- 

 spicuous intercellular spaces. 

 Sponsa'lia (Lat., espoiisals), Flanta'r- 

 um t = Anthesis ; the fertilization 

 period. 

 sponta'neonB {.tpontaneus, voluntary) 

 Oenera'tion, ihe assumed origin of 

 living organisms from non-living 

 matter. 

 •poon'form, " having the inner surface 

 of a leaf concave or dish-shaped, 

 as the outer leaves of a cabbage- 

 head " (Crozier). 

 Spor'a {ffiropii, a seed), = Spore ; /^ 



cellulo'sa, --' compos'ita, - multi- 

 locula'ris = Sporidesm ; spor'al, 

 relating to a spore ; ^ Arrest', par- 

 tial or complete arrest of the 

 development of the spores them- 

 selves, and consequent loss of 

 reproductive function (Bower). 

 sporad'ic {a-iropadiifos, dispersed), 



widely dispersed or scattered. 

 Sporadoph7ti''ani {(rrropas, ffvopaBos, 

 scattered ; <{>vThv, a plant), open 

 plant formation (Clements). 

 Spor'ange, Sporan'gium {<riropa, a seed ; 

 ayyeiov, a vessel), (1) a sac endo- 

 genously producing Spores ; (2) 

 X "sometimes applied to the volva 

 among Fungals" (Lindley) ; Spor- 

 angid'iom, (1) the columella of 

 Mosses; (2) "the spore-case of cer- 

 tain Fungals" (Lindley); (3) C. 

 Mueller's term for the Moss-capsule; 

 Sporangio'dy, the change of sterile 

 tissue into sporangia, as in Boirych- 

 ium; 8porangiogen''io {yevos, race, 

 offspring), giving rise to sporangia ; 

 Sporanglole, Sporan' yiala, or Spor- 

 an'giolum, (1) a small sporangium in 

 Mucorini produced in addition to 

 the larger sporangia ; (2) formerly 

 used for Ascus ; (3) organs of an 

 endophyte in Selaginella, composed 

 of filaments rolled into the shape 

 of a ball (Janse) ; (4) Sporangiolu.n 

 is used in a double sense by Lindley : 

 (a) for spore, (6) a case containing 

 sporidia ; Sporangiolif'erum {fero, 

 I bear), the axis on which the 

 thecae of Ferns are borne (Lindley) ; 

 sporangif' erous, bearing sporangia ; 

 Sporan giophore, Sporangioph'orum 

 {<pop4(i), I carry), a sporophore bear- 

 ing a sporangium, such as the 

 sporophyll in Equisetum, or the 

 columella in Ferns; sporangioph'- 

 orous, bearing sporangiophores ; 

 Sporan'giospore {<nroph, a seed), a 

 term proposed for the spores of 

 Myxogastres ; Sporan'gism, the con- 

 dition of producing sporangia; Spor- 

 an'giom, cf. SpoRANQt,. 

 Spore, Spor'a {a-troph, a seed), a cell 

 which becomes free and capable of 

 direct development into a new 



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