class xin. xli 



CLASS XIII. POLYANDRIA.— Many Stamens in- 

 serted on the receptacle. 



Order I. Monoqynia. — 1 Pistil. 



Tim.— Fruit leathery, globular, by abortion 1 celled, 1 or 2-seeded.— Trees, 



with cordxte le toes, an I small cymes «f flowers. 61 



HsUANT/HEJfUM.— -Sepals I, the 8 outer smaller.— 7/<:?0*, with yellow flowers, 



queuing only m sunshine. 40 



Act.»a — Sepals 4 or 6. Petals 4. to 8, spatulate. Berry many-seed. Stigma 



depressed. — Leaves Ornately divided. Flow:rs w.'iite, rue rmed. 10 



CufCrPCGA— Petals 3 to 8, sratubte, fedsII, en claws. 2-1 orrcd at the apex. 

 Pistils 1 to S. forming dry follicular carpels iu fruit. — Flowers white in 

 louy slender racemes. 11 



BAKRACtxIA.— Petals and sepals 5. Style umbrella- shaped. — Leaves pilchtr- 



shapedi inflated. Flowers large, On a scape. 19 



KiiiPH.r v.— Sepals 4. Petals numerous. Stigma surrounded with rays.— 



AquUics, with showy while or rose-colored fragrant flowers. i8 



NUPHAB. — Sepals 5 or 6, concave, colored within. Petals numerous, small and 

 Btameu-Jike. Stigma discoid, with permanent rays. — Leaves floating. 

 Flowers yellow. 19 



Pi:iLUv:r.pi:u-\— Calyx 4 or 5 parted. Petals 4 or 5-petalled. Style 4-clcft. 



Capsule t-celled,4rvalved. — Shrubs, with opposite leave*, and white floivirs. 130 



+ PAPAVARACE 33.— Herbs, with milky or colored juice, alternate simple or 

 divided leaves, and regular flowers with fugaceous sepals. Flowers soli- 

 tary on long peduncles, never blue. Sepals 2 or 3, falling off when the 

 flower expands. Style short. 20 



1. Sano-jwri a. —Sepals 2. Petals 8 to 12, in 2 scries.— A low herb, with 



thick prostrate root stocks, filled with scarlet ju ice . 20 



2. MecOnop as.— Sepals 2. hairy. Petal?! 4. Stigmas 4 to 6, radiating.— Herbs, 



with a yellow juice, and pinaatifid leaves. 20 



3. Akqem^ns.— Sepals 3. Petals 4 to 6. Stigmas 4 to 6, radiate.— Herbs, with 



prickly spines and yellow juice. 21 



4. Ctiemdoxtum.— Sepals 2, smooth. Petals 4. Stigma 2-lobed.— Herbs, with 



brittle stems, and yellow juice. 21 



5. Papave :. — Sepals 2. concave. -Petals 4. Stigma sessile, united in a flat 4 



to 20-rayed crown.— Exotics. ' 21 



6. EschschoiiTZIA.— Sepals 2, cohering by their edges. Petals 4. Stigmas 4 to 



7, sessile. — Glaucous herbs, with 2 to '6-pinnatifid leaves, with linear seg- 

 ments, and yellow flowers. -22 



See Hudsonia, Podophyllum, Portulocca, Tulinum, Hypericum, Reseda and 

 Cuphea in Class Dodocandria. 



Order II — XIII. Di-Polygynia. — 2 to many Styles or 

 Stigmas. 



f RAXUNTULACE.E. — Herbaceous plants, occasionally climbing, with usually 

 palmately or ternately lobed or divided leaves, with half clasping 

 petioles. 1 



1. Clematis. — Calyx 4 (rarely 5 to 8)-sepalled, colored, pubescent. Achenia 



n uinerous, bearing long plumose tails. — Perennial vines, with mostly com- 

 pound and opposite leaves. 2 



2. A^emoxk.— Sepals 5 to 15, petal-like, colored. Achenia mucronate.— Herbs, 



mith radical leaves, a 2 or 3 leaved involucre, and whitish flowers. -2 



