LEGUMlNOSyE. CLXXIV. OROBUS. 



339 



acuminated leaflets, with diverging nerves ; stipulas ovate-lan- 

 ceolate, small ; peduncles few-flowered, axillary, shorter than 

 the leaves ; calycine segments narrow, acute, deflexed, length 

 of tube ; legumes compressed, almost nerveless ; style flexuous, 

 bearded at the apex; seeds globose. I/. H. Native of the 

 alps of Croatia and Cnrniola. Vicia oroboides, Wulf. in Jacq. 

 coll. 4. p. 323. Waldst. et Kit. hung. 3. p. 269. t. 212. O. 

 Clusii, Spreng. syst. 3. p. 259. Flowers yellow. 



Ficia-like Bitter- Vetch. Fl. June, July. Clt. 1819. PI. 2 ft. 



14 O. LU'TEUS (Lin. spec. 1028.) plant smoothish ; stems sim- 

 ple, angular ; leaves with 3-5 pairs of elliptic-lanceolate, mucro- 

 nulate leaflets, which are glaucous beneath ; stipulas roundish, 

 semi-sagittate, toothed at the base, much smaller than the leaflets ; 

 peduncles elongated, many-flowered, about equal in length to 

 the leaves ; calyx smoothish, with short unequal teeth ; legumes 

 compressed, longitudinally and reticulately veined, sessile ; seeds 

 globose, variegated. 2. H. Native of the alps of Switzerland, 

 France, Italy, and Siberia. Locld. hot. cab. 783. Sweet, fl. 

 gard. 2. series t. 115. Mill. fig. t. 193. f. 1. O. Gmelini, Fisch. 

 in litt. Gmel. sib. 4. p. 13. no. 17. t. 4. Flowers from orange 

 to pale yellow. 



Yellow- flowered Bitter- Vetch. Fl. June, July. Clt. 1759. 

 PI. 1 to 2 feet. 



15 O. TOURNEFORTII (Lapeyr. mem. mus. 2. p. 298. t. 10.) 

 plant glabrous ; stem quadrangular, simple ; leaves with usually 

 4 pairs of alternate, elliptic, lanceolate, parallel-nerved leaflets, 

 which are glaucous beneath ; stipulas large, roundish, semi- 

 sagittate, stern, clasping, undulated ; peduncles many-flowered, 

 rather longer than the leaves ; calycine segments linear, the two 

 superior ones very short ; legumes linear, flat. 1. H. Native 

 of the Pyrenees. Flowers purple ; the wings and keel having 

 a white base. 



Tournefort's Bitter- Vetch. Fl.Ju. Jul. Clt. 1821. PI. Ito2ft. 



16 O. L.EVIGVTUS (Waldst. et Kit. hung. 3. p. 270. t. 243.) 

 plant quite smooth ; stem simple ; leaves with 3-4 pairs of ovate, 

 mucronate leaflets ; stipulas semi-sagittate, toothed at the base, 

 much smaller than the leaflets ; peduncles elongated, many- 

 flowered, inclined, shorter than the leaves ; calyx with short 

 teeth ; legumes erect, compressed, flat, smooth ; style jointed. 

 I/ . H. Native of Hungary. Flowers pale yellow. Very like 

 O. liHeus. 



Smooth Bitter- Vetch. Fl. May, Jul. Clt. 1820. PI. 1^ ft. 



17 O. TRANSYLVA'NICUS (Spreng. syst. 3. p. 260.) stem vil- 

 lous ; leaves with usually 4 pairs of oblong, obtuse, mucronate 

 rather ciliated leaflets ; stipulas broad, semi-sagittate, quite 

 entire ; peduncles axillary, few-flowered ; superior teeth of calyx 

 very short. 2/. H. Native of Transylvania. O. Isevigatus, 

 Baumg. but not of Waldst ex Kit. 



Transylvanian Bitter- Vetch. PI. 1 foot. 



ISO. AURA'NTIUS (Stev. in Bieb. fl. taur. suppl. 462.) plant 

 pilose ; stems simple, angular ; leaves with 5-6 pairs of lan- 

 ceolate, bluntish leaflets, with diverging nerves ; peduncles elon- 

 gated, shorter than the leaves ; calyx pilose, with unequal teeth, 

 4 very short and 1 very long ; legumes pedicellate. I/ . H. 

 Native of western Iberia. Corolla deep yellow. Very like 0. lutcus. 



Orange-coloured-flowered Bitter- Vetch. Fl. June, Jul. Clt. 

 1818. PI. 1| foot. 



19 O. CROCEUS (Desf. cor. p. 85. t. 63. ann. mus. 12. p. 59. 

 t. 9.) plant pilose ; stem simple, angular ; leaves with 3 pairs of 

 leaflets, floral ones deflexed ; leaflets ovate, obtuse ; stipulas 

 unequal, ovate ; peduncles many-flowered, about equal in length 

 to the leaves ; calycine teeth nearly equal ; length of tube ; 

 style jointed. 1. H. Native of Cappadocia. Flowers cop- 

 per-coloured, about the size of those" of O. lutcus. 



Co^per-coloured-flowered Bitter- Vetch. PI. 2 foot. 



20 O. SITLVA'TICUS (Lin. amcen. 4. p. 284. spec. 1029.) stems 



branched, decumbent, hairy as well as the leaves ; leaves with 

 many pairs of small, ovate-oblong, acute, or elliptic mucronate 

 leaflets ; stipulas semi-sagittate, single toothed ; peduncles many- 

 flowered, about equal in length to the leaves; calycine teeth 

 unequal, short ; legumes ovate-oblong, glabrous, pedicellate ; 

 style jointed. I/ . H. Native of several parts of Europe. In 

 Britain, in mountainous woods and thickets, at Gamblesby, 

 Cumberland, aboMt 6 miles from Penrith, on the way to New- 

 castle; plentiful in several parts of Wales and the lowlands of 

 Scotland; also of Ireland. Smith, engl. hot. 518. Lightf. fl. 

 scot. t. 16. Petioles ending in tufts of hairs. Three lower 

 teeth of calyx fringed. Flowers crowded, cream-coloured, 

 streaked and tipped with purple on the outside, white and veined 

 within. 



Wood Bitter- Vetch. Fl. May, July. Britain. PL proc. 



21 O. OCHROLEU'CUS (Waldst. et Kit. hung. 2. p. 123. t. 1 18.) 

 stems branched, rather ascendent, villous ; leaves hairy, usually 

 with about 10 pairs of ovate-lanceolate, obtuse leaflets ; sti- 

 pulas ovate, upper ones linear; peduncles many-flowered, shorter 

 than the leaves ; teeth of calyx unequal, short ; legumes com- 

 pressed, sessile; style jointed; seeds globose, brown. 1. H. 

 Native of Hungary. Flowers cream-coloured. 



Cream-coloured-fiowered Bitter-Vetch. Fl. May, July. Clt. 

 1816. PI. 2 to 3 feet. 



22 O. NIGER (Lin. spec. 1028.) plant smoothish; stem 

 branched, angular, flexuous ; leaves with 3-6 pairs of elliptic, 

 mucronulate leaflets, with parallel nerves ; stipulas linear-lan- 

 ceolate, acute ; peduncles many-flowered, longer than the leaves ; 

 calycine teeth unequal, shorter than the tube ; legumes com- 

 pressed, obsoletely and reticulately veined ; style jointed ; seeds 

 globose. 1{. H. Native of many parts of Europe in sub-alpine 

 places. In Scotland in the den of Airly, Forfarshire, and on 

 Craiganain near Moy-house, Inverness-shire. Oed. fl. dan. t. 

 1170. Sims, bot. mag. 2261. Riv. tetr. irr. t. 60. Flowers 

 purple, easily changing colour. Herb turning black on drying. 



Blade Bitter- Vetch. Fl. June, July. Britain. PI. 2 feet. 



23 O. JORDA'NI (Tenore, fl. neap. prod, append. 5.) root 

 tuberously fasciculate ; leaves with 3-4 pairs of oblong-lanceo- 

 late, cuspidate leaflets ; stipulas semi-sagittate, subulate ; pe- 

 duncles 4-6-flowered, twice the length of the leaves ; style 

 jointed. TJ. . H. Native of Lucania, in humid meadows. Flowers 

 blue. 



Jordan's Bitter- Vetch. Fl. May, June. Clt. 1830. PI. pr. 



24 O. HI/MILIS (Ser. mss. in D. C. prod. 2. p. 378.) plant 

 quite smooth ; stem simple, striated ; leaves with 3 pairs of 

 ovate, mucronulate leaflets, with diverging nerves ; stipulas 

 semi-hastate ; peduncles few-flowered, about equal in length to 

 the leaves ; calycine teeth unequal, shorter than the tube. 7 . H. 

 Native of Dahuria. Lathyrus humilis, Fisch. in litt. 



Humble Bitter- Vetch. Fl. July, Aug. Clt. 1835. PL fc. 



25 O. TUBEROSUS (Lin. spec. 1028.) plant quite smooth; 

 stem winged, erect, or prostrate, tuberculate at the base ; leaves 

 with 2-3 pairs of elliptic-lanceolate, mucronulate, dotted leaflets, 

 with rather parallel nerves ; stipulas semi-sagittate, jagged at 

 the base ; peduncles few-flowered, hardly exceeding the leaves ; 

 calycine teeth unequal, ovate, bluntish, shorter than the tube ; 

 legumes terete, obsoletely and reticulately veined ; style jointed, 

 seeds globose. I/. . H. Native of almost every part of Europe, 

 in woods and among bushes ; plentiful in Britain. Sturm, 

 deutschl. fl. fasc. 21. Oed. fl. dan. 781. Smith, engl. bot. 

 1153. Riv. tetr. irr. t. 5^9. Roots creeping, swelling into 

 tubers at irregular intervals. Calyx purple. Corolla elegant, 

 variegated and veined with purple crimson, and shades of blue 

 and flesh-colour, changing to blue as it fades. The highlanders 

 of Scotland have a great esteem for the tubercles of the roots ; 

 they dry and chew them to give a better relish to their whisky ; 



xx 2 



