LATHYRVS.] LEGUMINOS^S. 105 



smaller; petioles 2-4 in.; tendrils short; stipules nearly 1 in. Peduncles 

 stout ; pedicel shorter than the calyx ; bracts minute. Flowers -| in., purple, 

 fading to blue. Pods 1^-2 in., reflexed, straight, 6-8-seeded. Heeds smooth. 

 DISTRIB. Arctic and Northern Europe, Asia, and America. 

 VAR. 1, marifimiu proper ; leaflets broadly oblong obtuse. Pebbly beaches, 

 S. and E. coast, local, at intervals from Lincolnshire to Cornwall ; Kerry. 

 VAR. 2, acutifo'lius, Bab. ; slender, straggling, leaves elliptic-lanceolate acute. 

 Shetlands and Orkneys. 



SECTION 4. Or'obus, L. (gen.). Perennial. Petioles ending in a short 

 point without tendrils. Calyx gibbous at the base. 



8. Xi. macrorrhizus, Wimmer ; stem simple winged, leaflets 2-4 

 pairs, stipules ^-sagittate usually toothed below. Or'ol/us, L. 



Copses and thickets, &c., ascending to 2,100 ft. in the Highlands ; fl. June- 

 Aug. Glabrous or very slightly hairy. Rootstock creeping and forming 

 tubers. Leaflets 1-2 in., f-1^ in. broad, nerves parallel in the narrow forms, 

 diverging in the broad ; petioles -1^ in. ; stipules ^ in., rarely quite entire, 

 very variable. Peduncles slender, as long as or longer than the leaves, 2-6- 

 flowered ; pedicels shorter than the calyx ; bracts minute. Flomrs ^-f in., 

 lurid crimson, fading to green or blue. Calyx-teeth triangular, shorter than the 

 tube, upper very short. Pod subcylindric. Seeds globose. DISTRIB. Europe. 



VAR. 1, macrorrhi'zus proper ; leaflets elliptic oblong, acute or obtuse. Wobiis 

 tiii><i-<j$m, L. VAK. 2, tenuifo'lius, Roth, (sp.); leaflets sword-shaped or 

 narrow-linear. 



9. L. ni'ger, Wimmer ; stem angled, leaflets 3-6 pairs, stipules linear- 

 lanceolate acute. Orobus, L. 



Rocky subalpine Scotch valleys ; Den of Airly, Pass of Killiecrankie, Craig- 

 anain near Moy House ; ascending probably to 1,200 ft.; fl. June- Aug. 

 Glabrous, brown, black when dry. Rootstock short. Stems 1-2 ft., erect, 

 branched, stout or slender. Leaflets f-lf in., oblong-lanceolate, acute 

 or mucronate, nerves diverging; 'petil es 1-2 in. ; stipules J-iin., very 

 narrow. Peduncles shorter or longer than the leaves, 2-&-flowered, pedicels 

 about as long as the calyx ; bracts filiform or obsolete. Flowers \ in., livid- 

 purple fading to blue. Calyx-teeth very short, triangular. Pods 2 in., 

 narrow, turgid, rugose, acuminate at both ends, 6-8-seeded, almost septate. 

 Seeds compressed, obtusely angled. DISTRIB. Europe. 



ORDER XXVII. ROSA'CEJE. 



Herbs, shrubs, or trees. Leaves alternate, rarely opposite, simple or 

 compound, stipulate. Inflorescence various. Flowers regular. C'ah/x 

 superior or inferior ; lobes 5, the 5th next the axis, imbricate in 

 bud. Petals 5, rarely 0, inserted under the margin of the disk, often 

 orbicular and concave, claws very short or 0, deciduous, imbricate. 

 Ma an iis many, rarely 1 or few, inserted with the petals or on the disk, 

 1-many-seriate, incurved in bud ; anthers small, usually didymous. 

 MV, lining the calyx-tube. Carpels 1 or more, free or connate or adnate 

 to the calyx-tube ; styles as many, free or connate, terminal ventral or 

 basal, stigma simple rarely feathery or decurrent ; ovules 1 or 2 colla- 

 teral in each carpel, rarely more, anatropous, pendulous with a win nil 

 raphe, or ascending with a dorsal one. Fruit various, a pome, or of one 



