pyrophyten.
/ˈpʌɪrəˌfʌɪt/, U.S. /ˈpaɪrəˌfaɪt/ Ecology.
A plant which is resistant to fire, or is stimulated by fire to germinate or regrow.
ΚΠ
1928 B. D. Jackson Gloss. Bot. Terms (ed. 4) Suppl. 463/1 Pyrophyte, a tree having a thick, fire-resisting bark, thus escaping permanent damage from forest fires.
1954 Jrnl. Ecol. 42 221 Fire modifies the course of succession greatly, and all the principal species in the later stages leading to the pine forest are in fact ‘pyrophytes’.
1961 M. W. Mikesell Northern Morocco vii. 103 The cork oak could be called a pyrophyte of passive resistance, for it is protected by thick insulating bark. Plants that send out new shoots after their aerial organs have been partly or completely destroyed might be described as pyrophytes of vegetative reaction.
2000 Biol. Conservation 94 184/1 It was considered for several years that the taxon [sc. Echium acanthocarpum] was a pyrophyte and that its germination responded favourably to fire.
This is a new entry (OED Third Edition, December 2007; most recently modified version published online March 2022).
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n.1928