Order 20. UMBELLIFLOR/E. 
Flow, cyclic, mostly in umbels, 4 — 5-merous, 
usually actinomorphic. Per. double, but cal. often 
much reduced. Sta. isomerous, epigynous, on the 
margin of an epigynous disc (nectary). Carp, 
usually (i — 5), inferior, each with 1 pendulous 
anatropous ovule. Seeds endospermous. 
Family 70. ARACIACF^E. Trees, shrubs or 
climbers. Lea. usually spiral, sometimes with small 
adnate stipules. Per. 5-merous; cal. often reduced to 
a mere limb. Sta. 5. Carp, i or more (5 in Hedera 
and ovary 5-celled). Fr. usually a drupe. 
Hedera, [Aralia.'] 
Family 71. UMBBLLIFKR^. Herbs, with 
hollow internodes. Lea. spiral, exstipulate, gener- 
ally + compound, often much divided, rarely 
simple, usually with a conspicuous sheath. Flow, 
in umbels, + actinomorphic, 5-merous, occasionally 
i-sexual. Cal. 5-toothed or inconspicuous. Pet. 5, 
often with inflexed tip. Sta. 5, incurved in bud. 
Disc usually swollen and conspicuous. Carp. (2), 
median, with 2 styles. Fr. separating into 2 meri- 
carps, + ribbed, often with oil-canals (vittae). Seeds 
with rich oily endosperm. 
Hydrocotyle, Sanicula, Astrantia, Eryngium, 
Conopodium { = Bunium), Scandix, Myrrhis, 
Chcerophyllum (inch Anthriscus) , Caucalis (inch 
Torilis), Physospermum, Conium, Smyrnium, 
Bupleurum, Trinia, Apium, Carum, Sison, 
Cicuta, Sium, Mgopodium, Pimpinella, Seseli, 
Foeniculum, Crithmum, CEnanthe, jEthusa, 
Silaiis, Meiim, Ligusticum, Selinum, Angelica 
(inch Archangelica), Peucedanum, Heracleum, 
Tordylium, Daucus. 
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