EXOGENS. 115 



worlds ; many common in TT. S. P. esculenta, Pomme Blanche. 

 Q|. herb ; rt. tuberous, turnip-shaped, edible. Lvs. palmate, 5-folio- 

 late. St. 10'-15' high. N. Wisconsin, W. P. Onbbryckis, % herb, 

 3°-5° high. Lvs. pinnate, 3-foliolate. Ohio to 111., S. 



Tribe 8. Herbs or shrubs. Lvs. usually pinnately 3-foliolate or 

 pinnate ; Ifts. entire. Pis. usually umbellate or in hds. Sta. 10, mon- 

 or diadelphous ; alt. fil. often dilated. 1. Hos4ckia. Lvs. 3-5-7-21- 

 foliolate. Fls. yellow or yellowish-white. Shrubs, Q|. or herbs. 

 About 30 spec, showy; Oregon, Cal., Mex., N. C, Ark. H. Sco- 

 pdrius, broom-like shrub, 3°-8° high j Ifts. 3, linear. Cal. H. Pursh- 

 idna, .Q|. herb, 18' high; fls. sol., pink. N. C, Ark. 2. Lotus. 

 Pine ornamental genus, Q|. herbs, near 50 spec. Eur., Canaries, Af., 

 Asia, Australia. L. corniculdtus, decumbent ; fls. yellow, urabelled. 

 Forage-plant, Eur. Mentioned by Homer: Odvssey, Book IV., v. 

 602 ; Iliad, Book II., v. 775. Plant, fls., fr.. Pig. '163. L. purpureus, 

 fls. dark red, Sicily, S. Eur. L. jambaeus, fls. nearly black. Cape 

 Verde. L. airopurpureus, fls. similar, Teneriflfe. L. coimbricens is, 

 fls. red, Portugal. L. auatrdlis, fls. pink, New Holl. L. indicium, fls. 

 yellow, E. Ind. 3. Anthyllis. Showy, small shrubs or herbs ; fls. 

 yellow, white, purple, crimson, in hds. ; hds. twin. About 20 spec, 

 Eur., Af., Teneriffe, Levant. A. Vulneraria-, Lady's Pinqbrs, Kid- 

 ney Vetoh. Q|. herb, 6' high; fls. usually yellow ; red, white, pur- 

 ple, crimson near the sea. Gt. Brit. ; other parts of Eur. A. Webbidna, 

 fls. pink; Q|. herb, 9' high; Tenerifle. A. Bdrl-a JovIh, Jupiter's 

 Beard; evergreen, silvery shrub, 3° high ; fls. pale yellow. S. Eur. 



Tribe 9. Herbs, rarely shrubs. Lvs. 3-foliolate, usually dentate. 

 Sta. 10, mon- or diadelphous. 1. Trifolium, Trhfoil, Clover. PLs. 

 in hds. QJ., @, Q, herbs, many with showy fls. More than 100 spec , 

 chiefly in Old World. 15 in IJ. S., chiefly in Roclcy Mt. States. T. 

 praUnse, Red Clover, fls. red; T. medium, Zigzag C, fls. purple; 

 T. inearndtnm, Prbnch C, fls. crimson ; T. ripens. Shamrock, creep- 

 ing, fls. white, lvs. small ; all Q forage-plants ; Eur. T. repens, 

 indigenous in Can. Pig. 132. T. refexum, Buffalo C. ; fls. large, 

 rose-red. T. stoloniferum. Large White C, fls. white, Atlantic 

 States of XJ. S. T. procumbens, Yellow C, fls. yellow. Eur. ; nat. 

 in U. S. 2. Melilotus, Melilot, Sweet Clover. Q, (2), Q|. or 

 shrubs ; fragrant when dry. Pis. small, yellow, or white, ni loose 

 racemes. M. officinalis, Q, ®, erect, branching, 2°-4° high, fls. yel- 

 low. Eur., N. Asia. M. alba, similar, fls. white. Eur., Asia. M. 

 arSorea, evergreen shrub, 15° high; fls. white. Turkey. 3. Medicago, 

 Medick. 0, Q|. herbs, or shrubs. Nearly 50 spec. ; fls. yellow, 

 rarely violet. Pods more or less spirally twisted. M. satlva, Lu- 

 cerne. QJ. herb, 2° high ; fls. violet. Forage-plant. Eur. M. 

 arbdrea, evergreen shrub, •8°-10° high; fls. yellow. Italy. 4. Tri- 

 gonella. 0, Q|. herbs. Fls. yellow, blue, white, red ; sol. or few in 

 a cluster. About 50 spec, Old World. T. Foenum-graecum, Fenu- 

 greek, erect 0, 2° high; fls. white. S. Prance. Sds. used to scent 

 provender. 6. Ononis, Kestharrow. Small shrubs, %, herbs; 

 rts. long, often creeping. Fls. yellow, pink, purple, blue, white, red. 

 About 60 spec, S. Eur., Af., Teneriffe. Showy little plants. O. 

 rotundifdlia, evergreen shrub, 18' high; fls. red; lvs. orbic. Ov., 

 Fig. 180, C. Pyrenees. O. Imgifblia, evergreen shrub, 2° high ; fls. 

 yellow. Teneriffe. 



