1. EANUNCULACEiE. 



173 



dorsal. Achenes numerous, often plumose. — Stem herbaceous or woody, climbing. 

 Leaves opposite. Flowers cymose, sometimes dioecious. 



1. * Clematis, — Petals 0, or represented by the outer stamens becoming petaloid. Carpels 

 numerous. Achenes capitate, sessile or sub-stipitate, tipped by tbe persistent naked or bearded 

 or feathery style. — Stem woody, climbing, or sub- woody, or herbaceous. Leaves several- (rarely 

 1-) foliolate, petiole often twining, but not becoming a tendril. Flowers solitary or panioled, 

 often polygamo-dioecious. Nearly cosmopolitan. 



Section I. Flammula. — Involucre 0. Petals 0. Achenes with a feathery tail. 



Section- II. Viticella. — Involucre 0. Petals 0. Achenes with a short tail, not feathery. 



Section III. Clietropm. — Involucre calyciform, of 2 connate bracts, situated under the flower. 

 Petals 0. Achenes with a feathery tail. 



Section IV. Atragene. — Involucre 0. Outer filaments dilated, and passing into petaloid staminodes. 

 Achenes with feathery tails. 



2. Naravelia. — Petals linear or clavate, quite distinct from the stamens. Carpels nume- 

 rous. Achenes stipitate on a thick hollow receptacle, terminated by the persistent bearded 

 style. — Stem woody, climbing. Leaves '2-foliolate, petiole cirrhiform. Flowers panicled. 

 Tropical Asia. 



Tribe II. Anemones, B.C. — Sepals imbricate, usually petaloid, sometimes 

 spurred {Myosurus). Corolla 0, or petals plane, claw not nectariferous {Adonis) or 



Clematis. Clematis. 



Achene cut vertically Stamen, oiiter f ace 

 (mug.). (mag.). 



Clematis Titalba. 



Clematis. 

 Acliene (mag.). 



CldJTialis. 

 Flower cut Tertically (mag.). 



mr 



CIpmalis. 

 Pistil (raagO- 



