2 lO 



BRITISH FLORA 



Fumaria Borcei, Jord.— Robust. Flowers larpc, 

 purple or pink. Friiil broader than long:, blunt, 

 wrinkled, with very narrow neck. May-Se|)- 

 teuiber. Herbaceous annual. 



/■'iimariu Basltirdi, Bor. (= F. con/iisn, Jord.). 

 — Climbing-. Flowers larire, whitish or pink, 

 inner petals lipped with dark-purple. Sepals not 

 half as lonjf as corolla, often persisting. Fruit 

 rounded above the very broad neck, wrinkled 

 vertically. Apical pits broad and shallow. April- 

 Scpten\ber. Herbaceous annual. 



Fumaria densiflora, DC. ( = F. micranthn, 

 Lag-.). — Spreading-. Leaf-segments narrow, flat 

 or slightly channelled. Flowers pale -purple. 

 Lower petal spoon-shaped. Sepals broader than 

 corolla tube, toothed. F'ruit-stalks erect to spread- 

 ing. Fruit rounded or longer than broad, wrinkled 

 when drv, with two shallow apical pits. 6 in. -2 ft. 

 June-September. Herbaceous annual. 



Fumaria Vaillanlii, Lois. — Greyish-green. 

 Leaf-segments flat, spreading, narrow. Sepals 

 very small, triangular. Flowers purplish, then 

 white. Fruit obovate, pointed, shorter than fruit- 

 stalk. April - September. Herbaceous annual. 

 Rare. 



ORDIiR CRUCIFERiE 



Alyssutit jncanum, L. — Erect or ascending. 

 Stem hoary. Leaves lanceolate. Flowers white. 

 Calyx falls. Petals 2-fid, nearly to base. Pods 

 elliptic, man}--seeded. 6-15 in. June-September. 

 Herbaceous annual or biennial. 



Flixweed (Sisymbrium Sophia, L.). — Erect. 

 Stem branched above. Leaves 2-3-pinnatifid ; 

 segments linear -lanceolate. Flowers pale-yellow 

 on slender stalks ; petals short. Pods linear, 

 round in section, three times as long as stalks, 

 erect to spreading. Style very short. Seeds 

 oblong. 1-2 ft. June- August. Herbaceous 

 annual. 

 Sisymbrium panjiOJiiaitn, L. (= S. altissimum, L. 

 = S. Sinapistrum, Crantz). — Erect. Lower leaves 

 runcinate-pinnatifid, auricled below. Flowers 

 vellow. Sepals spreading. Pods spreading. 1-2 ft. 

 June-August. Herbaceous annual. 



London Rocket (Sisymbrium Irio, L.). — Erect. 

 Stem branched, smooth. Lower leaves runcinate- 

 pinnatifid; lobes toothed oblong, terminal, angu- 

 lar. Upper lanceolate with hastate terminal lobe. 

 Flowers yellow. Flower-stalks slender. Pods 

 round in section, erect, four times as long as the 

 stalks. Seeds oblong. 1-2 ft. June-.^ugiist. 

 Herbaceous annual. 



Treacle Mustard (Erysimum cheiranthoides, L.). 

 — Erect. Stem rigid. Leaves lanceolate, narrowed 

 at base, entire, slightly toothed, with 3-partite 

 stellate hairs. Flowers yellow. Flower-stalks 

 exceeding calyx, much shorter than pods. Pods 

 more or less erect. Seeds many, small. 6 in. -2 ft. 

 June-August. Herbaceous annual. 



Erysimum repanduni, L. — Spreading. Leaves 

 lanceolate, repand-toothed. Hairs simple. Flowers 

 pale - yellow. Pods square, blunt, spreading. 

 6 in. -I ft. June-August. Herbaceous peren- 

 nial. 



Hare's Ear Treacle Mustard (Conringia oricn- 

 lalis, L. = Erysimum pir/u/iii/um,Crnnlz). — Erect. 

 Stem simple, round in section. Radical-leaves 

 obovate, blunt, entire, smooth, glaucous. Cau- 

 line ovate -cordate, blunt, clasping. Flowers 

 cream-coloured. 1-2 ft. June-September. Her- 

 baceous ann\i;d. 



Wild Turnip (Brassica Rapa, L.).— Radical- 

 leaves more or less hairy, not glaucous. Cauline 

 smooth, bluish-while. Flowers bright-yellow. 

 1-3 ft. May-July. Herbaceous biennial. 



Swede (Brassica Rutabaga, DC). — Radical- 

 leaves glaucous. Root tuberous, with elongated 

 neck. Flowers pale-buff. 1-3 ft. March-Sep- 

 tember. Herbaceous biennial. 



Rape (Brassica A'apus, L. ). — Leaves bluish- 

 white. Root slender, spindle-shaped. Flowers 

 yellow. 1-3 ft. June -August. Herbaceous 

 biennial. 



Black Mustard {Brassica ?tigra, Koch = B. 

 siniipioiilcs. Roth). — Erect. Lower leaves large, 

 lyrate, rough ; terminal lobe large-Iobcd. Upper 

 linear-lanceolate, entire, smooth. Podsappressed, 

 square, smooth, beak awl-shaped, short, sterile; 

 valves i-veined. 1-4 ft. June-August. Her- 

 baceous annual. 



White Mustard (Bmssita alba Boiss. = Sinapis 

 alba, L.). — Chief differences from last: — Stem 

 rough, with turned-back hairs. Pods spreading, 

 cjlindrical, knotty, roughly hairy. Valves 5- 

 veined, not as long as sword-shaped beak, which 

 is sometimes i-seeded. 1-3 ft. June-August. 

 Herbaceous annual. 



Brassica Pollichii, Druce. — Leaves deeply pin- 

 natifid. F'lowers whitish-yellow, with bracts at 

 base of raceme. Pods spreading, linear, 1 -nerved. 

 1-2 ft. June-.^ugust. Herbaceous annual. 



Hairy Cress (Lepidium Draba, L.). — Erect. 

 Stem branched. Leaves oblong, clasping, toothed, 

 lower stalked. Flowers numerous, small, while, 

 on long stalks in corymbs. .Style as long as dis- 

 sepiment. Pod heart-shaped. 1-2 ft. May. 

 Herbaceous perennial. 



Garden Cress (Lepidium sativum, L.). — Erect. 

 Lower leaves 1-2-pinnatifid ; upper linear, entire, 

 sessile. Flowers white. Pouch round-oval, blunt. 

 6-18 in. June August. Herbaceous annual. 



Smith's Cress (Lepidium Smithii, Hook. = /-. 

 hcterophyllum, Benth.).— Stems several, branched 

 below, central one erect, rest spreading. Leaves 

 hairy, toothed; lower obcordate, stalked: upper 

 lanceolate, clasping. Flowers white. Anthers 

 violet. Pods ovate, notched. Style twice as long 

 as notch. 6-12 in. June-August. Herbaceous 

 perennial. 



Order Violace^ 



Heart's Ease ( Viola tricolor, L.). — Differences 

 from V. arvensis, L. : — No rootstock. Leaves 

 oblong, scalloped. F'lowers purple and yellow. 

 Petals longer than sepals. 4-12 in. April-Sep- 

 tember. Herbaceous annual. 



Order Carvophyllace,e 



Soapwort (5rt/^nn(7r/« Vaccaria, L.). — Glaucous. 



Erect. Stem much branched above. Leaves 



