subdivision Pinophytina

Từ điển WordNet v3.1 - WordNet Dictionary

noun

most conifers: in some systems classified as a class (Pinopsida) and in others as a subdivision (Pinophytina);
used in some classifications for one of five subdivisions of Gymnospermophyta
• Syn:
Pinopsida, class Pinopsida, Pinophytina
• Hypernyms:
class
• Member Holonyms:
Coniferopsida, class Coniferopsida, Coniferophytina, subdivision Coniferophytina, Coniferophyta