BSporogone 
spurred 
Dudresnaya ; the ooblastema-fila- 
ments of Schmitz; ~ Lay’er = 
HyMEniIvuM ; ~ Nu’cleus, the nucleus 
resulting from the fusion of the 
nuclei of the spermatium and the 
carpogonium of Florideae (Olt- 
mann); Spor’ogone, Sporogo’nium 
(yorn, progeny), the sporocarp in 
Muscineae, the whole product of 
a sexual act remaining attached 
to the oophyte or plant bearing 
the sexual organs ; spor’oid (eldos, 
resemblance), spore-like (Crozier) ; 
Sporomyce’tes (uixys, a mush- 
room), Marchand’s term for a 
roup to comprise Myco-, Siphon-, 
heca-, and  Basidio-mycetes ; 
Spor’ophore, Sporoph'orum (popéw, 
I carry), (1) { the PLacenta ; (2) a 
branch or portion of a thallus which 
bears one or more spores; (3) in 
Ferns and Mosses, the Sporo- 
PHYTE; Sporophy’as, A. Braun’s 
term, the same as Sporophyd'ium 
(dimin. of guds, a shoot), T. F. 
Allen’s term for the nucule of 
Characeae while still unfertil- 
ized; Spor’ophyll, Sporophyl'lum 
(@vAXov, a leaf), (1) a leaf which 
bears spores ; (2) a leaf-like division 
of the thallus of an Alga bearing 
fruit, as in Carpoclonium, adj. 
sporophyl'lary ; ~ Leaves, stamens 
and pistils; Spor’ophyte (¢urov, a 
plant), in Ferns and Mosses, the 
plant in the life-cycle of alternation 
which produces spores; Sporosteg’- 
ium (o7éyos, a covering), the cellular 
envelope of the nucule in Chara 
(Allen) ; Sporota’mium } (rapetov, a 
storehouse), the cellular layer im- 
mediately beneath the disk of the 
shield of a Lichen ; Sporothala’mia 
(@dAauos, a bed-chamber), com- 
pound or branched sporophores, as 
of fruticose Lichens or Agarics (A. 
Braun) ; Spor’ozoid ({wov, a living 
creature, ¢ldos, resemblance), a 
ZOOSPORE. 
Sport, variation starting from a bud 
or seed, 
Spor’ula, Spor’ule (dim. of Spora), 
(1) a small spore ; (2) a spore pro- 
250 
duced in a perithecium, but not in 
an ascus (Ellis and Everhart), 
formerly used vaguely for spore ; 
sporuliferous, -rus (fero, I bear); 
sporulig’erus (gero, I bear), bearing 
sporules ; sporulig’enous (-yévos, 
offspring), producing — sporules ; 
Sporula‘tion, the production of 
spores (Crozier). 
spot’ted, when colour is disposed in 
spots on a ground of a different 
colour. 
spread‘ing, having a gradually out- 
ward direction, as petals from the 
ovary. 
Spring-wood, the wood produced 
early in the year, characterized by 
larger ducts and cells than the later 
growths. 
Sprout, a shoot or germinated seed ; 
~ Cell, one produced by sprouting, 
or vegetative growth; ~ Chain, a 
chain of cells so produced; ~ 
Gem’ma, = CHAIN-GEMMA; ~ 
Germina'tion, the germination of 
a spore in which a small process, 
or germ-cell, protrudes from the 
surface, becomes cylindric, and 
finally abjoints as a SPROUT-CELL. 
sprout’ing, the form of an excrescence 
in a cell, becoming cut off by a 
transverse wall; ~ Fun’gus, growth- 
form in which the thallus consists 
of a sprout-cell or chain. 
spumes’cent, spumes'cens (spumeus, 
foamy), froth-like in appearance ; 
spu’mose, spumo’sus, frothy. 
Spur, (1) a hollow and slender ex- 
tension of some part of the flower, 
usually nectariferous, as the calyx 
of Larkspur or the corolla of the 
Violet ; (2) sometimes a solid spur- 
like process ; (3) a contracted lat- 
eral bearing shoot, sometimes, in 
forestry, with a few foliage leaves 
in a tuft, and a terminal bud; (4) 
a buttress-like projection of a tree- 
trunk ; (5) see Ercor; fo'liar ~, 
a short branch, bearing leaves only; 
fruit ~, ashort branch which bears 
blossom buds, as in the Peach; 
spurred, calcarate, producing a 
spur, 
