| 释义 |
spo·ran·gi·um
\spəˈranjēəm, spōˈ-, spȯˈ-\ noun
(plural sporan·gia \-ēə\)
Etymology: New Latin, from spor- + Greek angeion vessel, receptacle — more at angi-
: a case within which spores that are usually asexual are produced or borne: as
a. : a mother cell that in various bacteria, algae, and fungi produces one or a few cells endogenously
b. : the spore sac of a moss; broadly : capsule 2b
c. : a complex structure in most ferns and related plants that contains numerous spores nourished by a tapetum and is usually equipped with an annulus which aids in spore discharge
d. : microsporangium, megasporangium — compare gametangium, gonidangium |