( 2025 ) 



thalictrum aquilegi folium, y. formosum. 

 Purple-flowering Meadow-Rue. 



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Class and Order. 



POLYANDRIA PoLYGYNIA. 



Generic Character. 

 Cal. 0. Petala 4, seu. 5. Sem. ecaudata. 



Specific Character and Synonyms. 



Thalictrum aquilegifolium ; fructibus triangularibus pen- 

 dulis, stipulis amplexicaulibus, staminibus petalis reflexis 

 caducis longioribus. Supra No. 1818 ubi pete synony ma. 



(a.) album ; staminibus albis. 



((3.) incarnatum; staminibus inearnatis. Supra 1818. 



Thalictrum flore incarnate Besl. Hort. Eyst. Ord. vern. 

 Itll.f.l. 



Thalictrum atropurpureum. Jacq. Hort. Vind. 3. t. 61. 



(y.) formosum ; staminibus intense purpureis superne dila- 

 tatis. Heic, No. 2025. 



Thalictrum petaloideum. Sp. PI. 771 ? 



After all the pains that the indefatigable De Candolle has 

 taken with the genus Thalictrum, we have found it very 

 difficult to decide to which of his species this beautiful variety 

 should be referred. It does not seem to possess any character 

 by which it can be specifically distinguished from aquilegifo- 

 lium, except perhaps the broader filaments ; in which respect 

 it approaches to petaloideum, the stamineum of the Supple- 

 mentum Plantarum of the younger Linnaeus: but this is 

 described as having a close white panicle, and, what is of 

 more consequence, sessile fruit. 



In foliage it corresponds with the other varieties of aquile- 

 gifolium, as also in the fruit being supported on longish pedi- 

 cles ; and the stipulation is precisely the same. The petals 



are 



