GINKGOACEAE— MAGNOLIACEAE— RANUNCULACEAE 



i i. 



r/axus —Yew 



taxut, yew ti .-• ) 

 PI. 1. fig. J 



I "\\ evergreen shrub; fruit a red berry 'I'. canadensis 



Ginkgoales Ginkgo Order 



Ginkgoaceae — Ginkgo Family 

 Deciduous tree; flowers dioecious; staminate flowers cone-like, consisting of an axis bearing 

 numerous stamens; stamens -talked, furnished with two pendant pollen-sacs; pistillate flowers con- 

 sisting of a naked stalk hearing at its summit a pair of ovules, each surrounded at its base with a 

 collar-like growth; seeds drupe-like, the integuments consisting of an outer fleshy coat, a firm stony 

 md a thin papery layer. Consisting of only the following genus and species: 



( rinkgo Maiden-hair Tree 



(The Chinese nan 



PL 1. fig. K 

 with fan shaped 1< G. bildba 



Angiospermae Angiosperms 



DICOTYLEDONS 

 Ranales Buttercup Order 



Magnoliaceae — Magnolia Family 

 Trees or shrubs, with alternate leaves; sepals 3, petals 6-9, in whorls of 3, stamens many, 

 pistils many, free or cohering; flowers apopetalous, hypogynous, and regtdar. 



Magnolia — Cucumber-tree 



(Named for the French botanist Magnol) 

 A cultivated tree. 15-20 m. high; flowers greenish yellow M. acuminata 



Ranunculaceae — Buttercup Family 

 Herbs or climbing shrubs; sepals 3-15, petals 0-15, stamens 5-many, pistil 1-many ; flower apo- 

 carpous, apopetalous or apetalous, hypogynous, usually regular. 



I. Flowers regular 



1. Petals present 



a. Petals spurred Aquilegia 



b. Petals not spurred 



(1) Pistils several to many 



(a) Pistils several, stalked in fruit Coptis 



(b) Pistils many, not stalked 



x. Submerged aquatics ; flowers white Batrachium 



y. Terrestrial plants ; flowers yellow or greenish 



(x) Flowers on a leafless stem, greenish Myosurus 



(y) Flowers on a leafy stem, yellow Ranunculus 



(2) Pistil 1 Aetata 



2. Petals wanting, staminoids occasional 



a. Sepals white or colored, petaloid 



(1) Plant climbing or creeping; staminoids present Clematis 



(2) Plant not climbing or creeping 



(a) Stem with a whorl of leaves, an involucre, below the flower 



x. Styles long, plume-like Pulsatilla 



y. Styles short or none, not plume-like 



(x) Involucre of 3 entire leaves close to flower Ilepatica 



(y) Involucre some distance below the flower 

 m. Involucre leaflets many, simple, petioled Syndesmon 



n. Involucre leaflets 2-3, compound or cut Anemone 



(b) Stem leafy, without an involucre 



x. Leaves simple ; flowers yellow or greenish white 



(x) Leaves entire, dentate; flowers bright yellow Caltha 



(y) Leaves deeply lobed, serrate; flowers greenish white Hydrastis 



y. Leaves compound; flowers white Isopyrum 



b. Sepals green, flowers dioecious Tlialictrum 



II. Flowers irregular Delphinium 



