Table 2.

Morphological comparison among Carexqingyuanensis, Carexpeliosanthifolia, and Carexscaposa.

Character	C.qingyuanensis	C.peliosanthifolia	C.scaposa
Inflorescence branches	Single (rarely binate or ternate), one (rarely two or three) spiked	Binate or ternate, one-three spiked;	Panicle compound
Spikes	Long, male part short-cylindrical or linear-cylindrical and slightly or much longer than female part	Short, male part short-cylindrical and slightly longer than female part	Male part of spike linear-lanceolate, usually shorter than female part
Pistil	Style base thickened	Style base not thickened	Style base not or slightly thickened
Perigynium	Apex attenuate into a slightly curved short beak	Apex attenuate into an excurved long beak	Apex contracted gradually into beak of medium length