4 



roULTKK ANI> R«>SK — NOKTII AMKKirAN rMUKLMFKUAK. 2JI 



Fhiit not «Tu<>Miiv n \Ti>:\Ki» iMiMH^ii.v, iiHiiiillv iiMtrc iir Iih- lalciiilly 

 llatti'iiol. 

 Oil tubua aolitiiry in tho inturvals. 



.S7(//(<y)i«/i((;/l riiiiiiill, 



Lcalli'tH lat leant I lie ii|i|i('ri liiirar In lilifnrin. 

 Iiixoliirrf wanting: iiitioiliKcil. 



I-'Imsvcih w liiti' Cnriinxhiniu -•'>-. 



l-'InwiTH yrlliiw Flit iiifiihiiii, '_'.'»•. 



Involiirif |>rfsriil; (liiwcrx wliili' (rxccpt i'liin'nniiii). 

 l.o\\ ami (liffiiHc, with tfiiiatrly tliviili'il it-avcH. 



AmmoHolinum, SM. 

 TailtT ami vywX. 



Tii'avt'H finely ilinHerled. 

 Fruit nvate. 



Fruit smontli Ptilimniuni, I IT. 



Fruit Itrintly or tiilK-reiilate Spermolopie, m7. 



Fruit linear-oliloii^. 



Fniit siiHuttli; lldwern white TrepocarpuB, M.'i, 



l''riiit Itrii^tly; ll">\verM rose eolm t'lniiiinniiy L'.'t;!. 



T,eaveH with few lealletn. 



Lateral riltn thick ami eorky; Houtherii.. .Cynosoiadiiim, I'Jl). 



Hil>Hall lililoriii; weHtt-rii Gnrum, H>;!. 



LeafletM hroatlt-r. 



Seed fare eoiicave Ohaerophyllum, .">S. 



Seed fare |>laiie. 



Fruit oltioiiy tn (iriiieular. 



Irivniucre of few hractH or none Cicuta, !•;>. 



Involucre conspicuous Taeniopleurum, iO'J. 



Fruit liuear-ohlonu Derin^^a, ioi. 



SIiiIii/iikIIiUii jlill or iriuitilltj. 



Flowers white. 



I\ilts thick and corky, at least the latenils. 

 Dorsid rllis llliforni; a(|uatic. 



T/'aves it'dui-ed to hollow petioles Lilaeopsis, 12.">. 



lA'aves pinnate or deconipoumi Oenanthe, liM. 



All the rihs prominent and corky. 



Kills win<;-like and much wrinkleil when yoimj,'. 



Rhysoptenis, is.'). 

 Hilis Itroail and not wrinkled. 



Fruit small (not more than "_' mm. lonir), llaftened laterally. 



Involucre wantimr Apium, S(!. 



Invohicri' pi'esent \iiiiiii, '2't.'t. 



Fruit larger, ovoid -^rlohose \fihusii, li.'>4. 



Kihs liliform or ohsoU'te. 



Hil)s liliform Leibergia, lOS. 



Ribs obscure or ol)solete Apiastrum, 71. 



F^lowers yellow. 



Kil»se(|ual, broad, and c<irky. 



TiOW and eespitose; hi>.'li alpine Oreoxis, 14.'5. 



A foot or more high; in the foothills or low frnmnd. 

 Fruits tubercnlate-roufihened; calyx te«>tli evident. 



Harbouria, it2. 



Fniit smooth; calyx teeth obsolete I 'tin ml mum, 253. 



Kibs wingt'd or liliform. 



