CENT. V. 21 



feris amplis obovatis, cal. sepc ueltoideis re- 

 volutis, corollis aciitis— 4. A. fastigiala. cru]e 

 rubello ranioso fastigiato. 



446. Amarella bremcauUs Raf. Glabra, 

 caule 4gono multifl. brevis ad fl. eq. fol. imbri- 

 catis ovatobl. acutis 3iiervis,fl. pedunc. magnis. 

 cal. sepalis linearib. revolutis, cor. ad. cal. trip- 

 le longior — Oregon, only 3 inches high includ- 

 ing the flowers nearly half of tliat length, blue, 

 peduncle and sepals equal to tube of calix, si- 

 muses of cal. and cor. obtuse. 



447. Amarella gracilis Raf. caule gracile 

 4gono multifl. fol. rcmotis lanceol. acutis 5ner- 

 vis, fl. axill. pedunc. ad medio bracteis binis 

 linearib. cor. gracilis parvis cal. duplo longior. 

 capsulis cor, superans — Sibiria semipedal, 

 leaves and fl. uncial, upper leaves nearly linear, 

 fl. very slender, teeth acute narrow erect. 



448. Amarella acuta R. Gent, do Mx. EI, 

 Caule 4gono, fol. ampl. ovatobl. acutissimis, fl. 

 fascic. cor. lac. lin. lane. — Mts of Carolina and 

 Canada, fl. small greenish yellow? 



449. Amarella rugosa Raf. caule 4gono, 

 pumilo simplex, fol. amplectens oblong lane. ob-« 

 tusis rugosis undulatis vix trinervis, fl. subsess. 

 ax. et term. cal. lac. lin. obt. rugosis revolutis, 

 corollis brevis calix vix superans.— Oregon, 

 triuncial. 



450. Aloitis Raf. differ ad Amarella. Cor. 

 tubulosa clavata, 5dent. dentib. mucronatis, 

 squamis nullis, Stam. 5 liberis, Ovar. stipitatum 

 obi. stylo brevis, stig. 21amel. Annuls, fl.fas- 

 ciculatis. — Type Gent. 5flora Li. and akin spe- 

 cies, such as 



451. Aloitis parviflora Raf. Gent, amarella 

 Elliot non Auct. Caule ramoso brachiato 4alato 

 flavescens, fol, remotis ovatobl. acutis 5-7nej> 



