Bulletin University of New Mexico—No. 49 
3-celled and 3-valved, or 3 to 5 celled and cirecum- 
scissile ; : - (51) Ficomerar P. 79. 
2-celled or 1-celled; placentae central; 
- - - - (50) CarvorHYLLEAE P. 79. 
1-celled with one parietal placenta; 
- . - : (49) RanuncuraceakE P. 76. 
Ov aries 2 or more, separate, simple ; ; 
- - - - (49) RanuncuracEakr P. 
(B) ‘Ovary or its cells containing 1 or 2 Sue 
3 or 4) ovules. 
* Pistils more than one and distinct, or nearly so. 
Stamens inserted on the calyx; leaves with stipules ; 
- - - - - (4) Rosacrar P. 66. 
Stamens inserted on the receptacle; calyx present and 
usually colored or petal-lhke; | 
- - Stat pe (49) Ranuncursachar Fe 
** Pistil 1, either simple or compound. 
Ovary free from calyx which is sometimes 
wanting, shrubs or trees. 
Ovules, a pair in each cell of the ovary; fruit 2- celled, 
a ‘double samara ; 
- - Acermeax in SAPINDACEAE P. 53. 
Ovule oree 2 in each of the (3) cells of the ovary; 
- - - (30) Ruamnear P. 52: 
SUB- CLASS II. Monocoryieponar; Plants whose 
embryos have a single cotledon, no 
regular bark-wood and pith, but. fibro- 
vascular bundles are distributed irreg- 
ularly, leaves are mostly parallel-veined, 
flowers usually on the plan of 3, 
(never 5). 
A. Prratormeovus Division; Flowers not collected on 
a spadic, with calyx and often corolla, either 
herbaceous or colored and _ petal-luke (except in 
Juncaceae,). 
1. Parianth adherent to the whole surface of the 
ovary. 
Stamens only on one or two; flowers irregular; 
- - - : - (64) Orc DEAE P. 90. 
Stamens 3, flower regular; - (65) Irmean P. 91. 
2. Periariht wholly free from the ovary. 
Pistils numerous or few in a head or ring; 
“ - - - (71) AnismacEeaE P. 94. 
Pistil i Mateyensy (cells or placentae mostly 3). 
XI 
