26 6. CBUOIFEE*. 



Xi. B. prcdcox (E. Br.); lower 1. lyrate gradually larger 

 upwards, upper pair equalling the breadth of the suboordate 

 single terminal lobe, tippermost I. pinnatifid with linear-ob- 

 long eatire lobes, pods patent with.a ihort thick poixit.^^B. pabida 

 Pries. — ri. moderate. Kaceme close. Pods long, torulose. 

 Lower 1. usually interruptedly pinnate. — South of England. 



B. v.— yn. E. I. 



5. TuEBi'Tis lAnn. Tower-wort. 



1. T. gldbra (L.) ; radical 1. toothed hairy, stem-1. glabrous 

 entire amplexioaul with a sagittate base, poda sljraight erect. — > 

 M. ii. 44. — Plant very erect and straight, 1^3 ft. high. Fl. 

 whitish yellow. — ^Banks, particularly in Norf. and Sufi. Clifis 

 in Glen Devon, Scotland.' B. VI. VII. E. S. I. 



6. Ae'abis Linn. Eock-Cress. 



1. A. hirsuta (R. Br.) ; 1. hispid dentate," sfem-Z. truncate-oM- 

 ricled or cordate at the base, auricles patent, pods erect narrow 

 straight. — St. 1 foot high, clothed with spreading mostly simple 

 hairs and many erect leaves. Sometimes the hairs on the stem 

 are adpregsed and branched. Root-1. narrowed into a footstalk. 

 — Koch and Reich, divide this into two or more species. — 

 WaUg and banks. B: VI.— Vni. .E.S.I. 



2. A: cilidta (R* Br.) ; 1. glabrous and cili'ate or hispid some- 

 what toothed nearly sessile, stem-l. sessile with a ' rounded base, 

 pods, erect narrow straight. — St. erect, glabrous. L. glabrous, 

 ciliiate.-- Seeds without wings. — ^St. and 1. .sometimes hispid, 

 when it is often taken for A. hirsuta. — Rocks by the sea. Con- 

 nemara,, Ireland; Lidstepy Pembrokeshire. B, VII. VIII. E. I. 



3. A. stric'ta. (Huds.) ; I. hispid and, ci^iate deeply sinuate- 

 dentate narrowed into a footstalk, stem-l. sfissile, pods few distant 

 erect patent straight. — St., erect, glabrous, hispid below, 6 — 8 

 in. high. PI. rather large. " Seeds /with, a narrow margin and 

 winged at the, apex." — Limestone cliffs near Bristol. P. IV. V. 



E. 



4. A. petrce'a (Lam.) ; I. glabrous or with forkfed hairs lyrate- 

 pinnatifid or oblong-ovate nearly entire with long stalks, sicm-?. 

 narrow, nearly entire st(jdked, pods spreading slender straight. — 

 St. erect or decumbent, 3-^8 in. long, glabrous. FL large, 

 white tinged with purple, Seeds oblong with a narrow margin 

 and slight wing at the end. — Alpine rocks in E. and S. Ben 

 Bulben, Ireland. Mr. Wynne. P. VII. YIIL. E. S. L 



