INDEX 



325 



Shrubs : 



— Andromeda poll/ alia, ig8, 199 



— Arctostaphylos Uva-ursi, bearberry, 



124, 125, 727 . 



— Benzoin aestivalis, spice bush, 205, 



207, 221 

 — Betula pumila, swamp birch, igg 

 — Cephalanthus occidentalis, button 



bush, 177, 179, 241, 274 

 — Chamaedaphne calyculata, leatherleaf, 



198, 199, 200 

 — Chimaphila nmhellata, Prince's pine, 



124, 126, 128 

 • — Cornus: 



alkrnifolia, alternate-leaved dog- 

 wood, 228 



Amomum, silky dogwood, 241 



canadensis, pigeon berry, 205, 209 



paniculata, panicled dogwood, 228, 

 264 



stolonifera, red-osier dogwood, 122, 

 123, 124, 183, 200, 241, 260 

 — Diervilla Lonicera, bush honeysuckle, 



132, 133, 134 



— Dirca palustriSjlesLtherwood, 205, 2og 

 — Evonymus: 



americana, strawberry bush, 205, 



208, 2og, 274 

 atropurpiireiis, wahoo or burning 

 bush, 205, 207, 208, 274 

 — Gaidtheria procumbens, checkerberry, 



124, 126, 128, 180, 205 

 — Gayliissacia haccata, huckleberry, 132, 



133, 134, 264 _ 



— Hamamelis virginiana, witch-hazel, 



205, 206, 207, 221, 228, 270 

 — Hydrangea arhorescens, 265, 267 

 — Ilex verticillata, swamp holly, 180, 



181, 181 

 — Juniperus: 



communis, common juniper, 124, 

 i2y 



horizontalis, prostrate juniper, 114, 

 121, 124, 127 

 — Physocarpus opidifoliiis, ninebark, 



264 

 — Primus pumila, sand cherry, 1 19, 120, 



121 

 — Pyrola elliptica, shinleaf, 124, 126, 128 

 — Pyrus arbutifolia, chokeberry, 198, 



199 

 — Rhus: 



canadensis, aromatic sumac, 124, 



130, 131 

 copallina, dwarf sumac, 1 24, 130, 



131 



glabra, smooth sumac, 228, 264 



typhina, staghorn sumac, 124, 130, 



131, 228, 260, 264 

 vernix, poison sumac, 130, 131, 

 200 

 — Ribcs: 



floridum, black currant, 205 

 Cynosbati, prickly gooseberry, 205 

 — Rosa acicidaris, I2g 

 blanda, i2g 

 humilis, I2g 

 virginiana, 200 

 — Salix: 



glaucophylla, broad-leaved willow, 



120, 260 

 syrticola, furrvMvillow, 119, 120, 122 

 — Sarjibucus canadensis, elderberry, 205, 



208, 2og, 274 

 — Spirea: 



latifolia, meadow-sweet, 180, 181, 



181 

 tomentosa, steeplebush, 180, 181, 

 181 

 — Staphylea trifolia, bladdernut, 273, 



274 

 — Vaccinum: 



macrocarpon, large cranberry, 198 

 pennsylvanicum, blueberry, 132, 



264 

 oxycoccos, small cranberr}', 198 

 — Viburnum: 



acerifolium, maple-leaved vibur- 

 num, 205, 20J, 241 

 lentago, nannyberry, 205, 20 j, 208, 



228 

 opulus, high bush cranberry, 205, 

 207, 208 

 — Zanthoxylum americanum, prickl\" 

 ash, 241, 273, 274 



Shooting star, Dodecatheon meadia 

 Shooting star, see Meteor 

 Silurian period, 2)2>, Z^, 47, 48 

 Siphlurus alter natus, May-fly n\mph, 

 287 



Skokie Bay, 81 



Skokie Marsh, 81 



Skunk cabbage, Symplocarpus focti- 



dus 

 Skull cap, Scutellaria galcriculata 

 Slate, 40 

 Slugs: 



— Agriolimax campcstris, 217, 21S 

 — Pall if era dors alls, 21S . 

 — Pliilomycus carol incus is, 216, 21S 

 Smart weed, Polygonum 



