xl class xn. 



* * Pistils mostly numerous, forming seed like achenia or little drupe? in fruit. 



7. Agrimom\.— Petals 5. Btanfim 12 to 15. Styles 2. Achenia 2, invested 



fiy tli-> harden sd calyx. — Herbs, with yeUow jlnocrs. 101 



8. BaMTHESORBA: — Calyx 4-cleft. Petals none. Stamens 4.— TIerls, with une- 



qually pinnate Hates. 101 



9. POTUUUM. — Flowers monoecious. Calyx-1 inib 4 parted. Stamens 20 to CO. 



Style filiform. — Leaves unequally pinnate. 132 



10. Ga'.'!i. — Calyx ."cleft. Petals 5. Stam?ns numerous. Style long, pr-rsls- 



tent. Achenia hooked. — Leaves pi.inat: or It/rate. 102 



11. WAT.DSTr.ixiA.— -Calyx 5 cleft. Petals 5 to 10. Stamens many. Styles 5 to 



S. — Lew kerbs, with 3 to b-lobed or divided leaves, and small yellow flowers 

 on bracted «ca2>es. 1C3 



12. D.UIB1RDA. — Calyx deeply 5 or 6-rarted. 3 cf the division" largT and 



tootlicd. Stamens numerous. Style? 5 to 8. — I. 6 . with cretpinQ 



and tufted stem; roundish heart-shaped leaves and white flowers. 103 



13. Rubus. — Stamens numerous, inserted Into f he bord or of the disk. Style 



nearly terminal. Fruit com ©8 d if many pulpy : - . .--•gated on 



a spongy receptacle. — Half shrubby plants, armed with prickles. 103 



14. Ro3A. — Calyx-tube urn-shaped, fleshy. Pistils nhm^ron^. inserted on fhe 



hollow receptacle that lines the ealyr-tube. — Pricldy shrubs, with odd- 

 pinnaie leaves, and showy mostly red and white flowers. 10S 



*** Calyx open and flatti--h. Stamens and pu'.ils numerous. Fruit of dry 

 a-benia, or immersed in the juicy receptacle. 



PorairrnVLA. — Receptacle flatti-h, drv. Calyx 10-eleft Petals 4 or h—TJrls 



or rarely shrubs, with compound leav:s, and solitary or cjmtse flowers. 433 



FBAGixiA. — 'Rocepfa;- 1 eenlarzed and ju'ey in fruit, "baring the minute arhenfa' 

 over its surface. — Low herbs, with runners, radical '6- foliate leaves, and 

 white flowers. 434 



rit POMEJE.— Calyx-iub? thick au \ fleshv in tru it (forming a pome", includ- 

 ing and cohering with 2 to 5 ovaries.— Trees or shrubs, with alternate 

 simple or compound leaves. 108 



Ji. CuATrors — Stamens 10 to 15 or many. Styles 1 to 5. Carpels long in 



fruit. — Thorny trees or shrubs. Flowers mostly while, in cory n' s. 108 



16. A-jal \v.:rnrR.— Sfcanjrns many. Styles 5. Pome 3 to 5- U trees 



or shrubs, with simple m ■■ and white /lowers in rw: 109 



IT. P.rnrs. — Stamens numerous Styles 9 to 5. Carpels thin in fruit. 2-eeed- 

 ed. — Trees or shrubs, with simple or pinnate leaves, and white or reddish 

 Jlowers in cymose corym 'js. 109 



S3. CrooxiA.— Stamens many. Styles 5. P^me 5-carpelled. — S hrub s , with 



simple leaves, and mostly solitary flowers. HI 



Order I — Y. Moxo-Pextacynia.— 1 to 5 Pistils. 



<0?cxtia. — Stamens numerous, shorter than th 5 petal'. Style vrith numerou3 

 erect stigmas. — Stem composed of flu! and broad jit shy joints, bearing 

 clusters of bristles or spines. US 



Dscodbx — Calvx short. 10-toothed, 5 teeth longar and spreading. — Leaves 



tohorlcd or clustered. Flowers axillary, purple. 112 



i 



Cvphsa. — Petals 6 to 7, unequal. Stamens 12, in 2 sets. — Leaves opposite, 



entire. 113 



-Calvca>thcs. — Calyx lobes imbricated in many rows, colored, leathery or 



Jiaiby.— Shrubs, with dull-purple fragrant Jlowers. Ill 



