III. SUMMARY OF THE NATURAL SYSTEM. 
SYNOPSIS OF THE CHIEF SUBDIVISIONS. 
meee bearing flowers with stamens or pistils or both; pistils bearing 
ovules that may ultimately change into embryonate s eeds 
PHANEROGAMIA. 
Pistils with a stigma; ovules contained in an ovary composed of a 
Carpel with pherng fdas or of two or more cohering carpels; 
perianth usu 3 PROBE» siiicies wane nate potbadacard vib ANGIOSPERMEZ. 
First leaves of embryo solitary or alternate; framework of leaves of 
parallel. tang ink mi or, less often, ye oe “di ivergent, rarely nette 
veins; perianth usua ily 3-merous ; ubstance of stem in 
wolated bundles 22 6.290. 82sec. 600: “MONOCOTYLEDONES i x 
First leaves of embr ryo and opposite ; ieaune ework of leaves 
usually of netted veins; dariieale usually 4-merous or, more often, 
5-merous; wo ony. ubstance of stem usu i. os rings of bundles 
round a central p DICOTYLEDONES. 
Corolla usually ahd Pays, almost always present; flowers gener- 
ally hermaphrodite 
Segments of eorilla almost rapitecks and of calyx very often 
coherent, corolla rarely absent pier aniae almost si be definite, 
usually adhe rent to corolla, sometim ypogynous, rarely epi- 
g8ynous; ovary inferior, or if superior the carpels 0k more than 3 
COROLLIFLORZ UI. 
Segments of erete almost always dae abiuan some or all 
of iran absent ; stamens often indefini 
Stamens aa r perigynous Tariiciig from calyx or from 
a disk Seri its Hoagide if Lenin les eae pe someone 
the ovary =o arpels more than 3; segments of 
“mlx usually united |. 60s 6.0. 66s. e668 CALYCIFLOR# 11. 
Stamens hypogynous arising apart from calyx direct from 
the sepals or from a disk that crowns the ne eae <5 9 
all fie THALAM 
ments of calyx usually free........-. ancoall 
— almost always and calyx often err = genera] 
ae 8: ved "a . INCOMPLETE 1, 
2 n two 
stem in rings of bundles round a central pith. “GYMNO 
Plants without eves bearing antheridia or archegonia or both on 
pei: Frothalli in e stage of existence and mee small sporangia 
minute s some in an alternating stage.. , 
os 
