BARBERRY FAMILY 95 



Fruit fleshy, not inflated at maturity, dark blue with a bloom; leaflets 3-10 cm. long. 

 Leaflets 3-11; bud-scales ovate or rounded, deciduous. 



Prostrate, rising only 1-3 dm. over groimd; leaves not very shining. 



2. O. Aquifolium. 

 Erect, 3-15 dm. high; leaves very shining. 3. O. nutkanus. 



Leaflets 13-17; bud-scales large, lanceolate, coriaceous, persistent. 4. O. nervosus. 



Family 50. PAPAVERAGEAE Juss. Poppy Family. 



Hypanthium not developed; calyx not calyptrate; pod not elongate, 3-20-carpeIlary. 

 Ovary many-lobed, in fruit breaking up into many follicles, which at maturity, break 



off into 1-seeded joints ; leaves opposite. 1 . Piattstemon . 



Ovary of two to many completely united and not separating carpels ; leaves alternate. 

 Capsule opening by valves, at least at the summit. 

 Unarmed herbs; sepals neither horned nor hooded. 



Petals in age thin, scarious-persistent; leaves basal, entire. 



2. Abctomecon. 

 Petals not scarious-persistent; stem leafy; leaves pinnately divided or 

 lobed. 3. Chblidonium. 



Prickly-leaved leafy-stemmed herbs; sepals hooded or homed; petals deciduous. 



4. Abgemome. 

 Capsule opening by dentiform lids under the stigma. 5. Papaver. 



Hypanthium more or less developed; calyx calyptrate, i. e., the two sepals whoUy united 

 mto a funnelform body, lifted off by the expanding petals; capshle elongate, 2-valved 

 usually from the base to the apex. 6. ESCHSCHOI/IZIA. 



1. PLATYSTEMON Benth. Cream-cups. l. P. califomicus. 



2. ARCTOMECON Torr. & Frem. l. A. humilis. 



3. CHELIDONIUM (Tourn.) L. Celandine. 1. C. majus. 



4. ARGEMONE L. Prickly Poppy, Thistle Poppy. 



Corolla yellow; leaves with light blotches. 1. A. mexicana. 



Corolla white; leaves not blotched. 

 Prickles of the fruit not squarrose. 



Stem unarmed, prickly, or bristly, but not hispldulous. 



Leaves acutely lobed; horns of the sepals glabrous. 2. A. intermedia. 



' Leaves round-lobed; horns of the sepals bristly. 3. A. rotundata. 



Stem hispidulous-pubescent as well as densely prickly. 4. A. hispida. 



Prickles of the fruit strong, recurved-spreading, squarrose. 5. A. squarrosa. 



6. PAPAVER (Tourn.) L. Poppy. 



Leaves densely hirsute; lobes lanceolate or oblong. 1. P. radicatum. 



Leaves glabrous or with a few bristles; lobes rounded. 2. P. pygmaeum. 



6. ESCHSCHOLTZIA Cham. California Poppy. 



Petals 8—25 mm. long, broadly cuneate; stem scapiform; stamens many. 



Seeds superflcially reticulate; lobes of the leaves oblong or linear, 1-2 mm. wide. 



1. E. mexicana. 

 Seeds deeply pitted ; lobes of the leaves Unear-flliform, about 0.5 mm. wide. 



2. E. glyptosperma. 

 Petals 3-6 mm. long, obovate; stem usuaUy more or less leafy; stamens few. 



3. E. minuscula. 



Family 51. FUMARIACEAE. Fumitory Family. 



Both of the outer petals spurred at the base. 1 . Bicucclla . 

 One of the outer petals spurred. 



Ovules several or many; fruit an elongated capsule. 2. Capnoides. 



Ovules solitary; fruit an indehiscent nut. 3. Fumaria. 



1. BICUCULLA Adans. Dutchman's Breeches, Bleeding Heart. 



Flowers racemose; spur elongate, oblong, divergent. 1. B. occidentalis 



Flowers soUtary; spiu' very short and rounded. 2. B. uni flora, 



2. CAPNOIDES Adans. Corydalis. 



Annuals or biennials. 



Plants low, ascending or diffuse; corolla yellow. 

 Pod glabrous. 



Bracts narrowly lanceolate; pod pendulous, torulose. 1. C.aureum. 



Bracts ovate-lanceolate, ovate, or obovate; pod erect, not torulose. 



2. C. montanum. 

 Pod covered with translucent vesicles. 3. C. crystallinum. 



Plants erect, tall, usuaUy 3-6 dm. high; corolla rose or purplish, with purple tips. 



4. C sempervirens. 



