AEABIS. 27 



5. Ab'abis Linn. Eook-Cress. 

 * Seeds in one row. 



1. A. hirsuta (R. Br.) ; 1. Mspid dentate, stem-l. truncate-oit- 

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

 straight.—^. £. 587. — St. 1 foot high, clothed with spreading 

 mostly simple hairs and many erect leaves. Sometimes the 

 hairs on the stem are adpressed and branched. Eoot-1. narrowed 

 into a footstalk.— Walls and banks. B. VI.— VIII. E.S.I. 



2. A. cilidta (R. Br.) ; 1. glabrous and ciliate or hispid some- 

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

 pods erect, narrow straight. — -B. B. 1746. — St. erect, glabrous. 

 L. glabrous, ciliate. Seeds without wings. St. and 1. some- 

 times hispid. — Rocks by the sea. Oonnemara, Ireland. Lidstep, 

 Pembrokeshire. B. VII. VIII.. E.I. 



3. A. stric'ta (Huds.) ; I. hispid and ciliate deeply sinuate- 

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

 erect patent straight. — E. B. 614. — St. erect, glabrous, hispid 

 below, 6 — 8 in. high. Fl. rather large. Seeds winged at the 

 apez. — Limestone cliffs near Bristol. P. IV. V. E. 



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

 pinnatifid or oblong-ovate nearly entire with long st?,lks, stem-l. 

 narrow nearly entire stalked, pods spreading slender straight. — 

 E. B. 469. — St. erect or decumbent, 3 — 8 in. long, glabrous. Fl. 

 large, white tinged with purple. Seeds oblong with a straight 

 wing at the end. — Alpine rocks in E. and Si Glenade Moun- 

 tain, Oo. Leitrim, Ireland. P. vn. vin. E.s. L 



[*.4. Turrita (L.) ; 1. clothed with short forked hairs dentate 

 elliptic narrowed into a stalk, stem-l. deeply cordate-amplexicaul 

 long, pods flat with a thickened margin recurved from an erect 

 stalk, seeds with a membranous margin. — E. B. 178.— St. 1 foot 

 high, erect hairy. Fl. yellowish. Pods 3 — 4 in. long, without 

 any central vein but with many prominent longitudinal anasto- 

 mosing veins. — On walls at Oxford, Cambridge, and Oleish 

 Castle, Kinross. Become very rare. B. V.] E. S. 



** Seeds in, twp. rows. 



6. A. perfolidta (Lam.) ; radical 1. stalked toothed hairy, st.- 

 1. glabrous entire clasping, pods slender erect. — Turritis glabra 

 (L.) E. B. 777.— Very erect and straight, 1—3 ft. high. Fl. 

 pale yellow. — ^Banks and cliffs, local. B. V. — VII. E. S. I. 



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