Download e-book for iPad: A flora of southern Illinois by Robert H. Mohlenbrock, John W. Voigt

By Robert H. Mohlenbrock, John W. Voigt

ISBN-10: 080930662X

ISBN-13: 9780809306626

This publication can be of specific curiosity to these inter­ested in utilized fields of biology, comparable to conservation, forestry, and wild lifestyles. The southern twelve counties of Illinois, a complete of 4,355 sq. miles, include the world coated during this booklet. it really is a space within which either northern and southern plants specimens abound. a wide selection of plant species develop during this zone, and approximately 2 hundred new vegetation no longer previously pointed out with this region were integrated within the listings. Especially priceless to beginner botanists, the e-book is a vital guide in determining the crops that make up the local surroundings of this zone. Seventy-seven illustrations relief in selecting and figuring out the plant groups.

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Additional resources for A flora of southern Illinois

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Pubescens) 141 33 Crested Coral-root Orchid (Hexalectris spicata) 144 34 Fountain Bluff 145 35 A Post Oak-Black Jack Oak community 154 36 Beech trees (Fagus grandifolia) 154 37 Rock Castle Creek in Randolph County 159 38 Dutchman's Pipe (Aristolochia tomentosa) 160 39 Virginia Snakeroot (Aristolochia serpentaria) 160 40 Harvey's Buttercup (Ranunculus harveyi) 181 41 Piney Creek in Randolph County 181 42 Goldenseal (Hydrastis canadensis) 182 43 Spicebush (Lindera benzoin) 186 44 Bishop's Cap (Mitella diphylla) 200 45 Virginia Willow (Itea virginica) 201 46 Redbud (Cercis canadensis) 214 47 Kudzu-vine (Puereria lobata) 215 48 Prairie Lead Plant (Amorpha canescens) 215 49 White and Purple Prairie Clover (Petalostemum candidum and Petalostemum purpureum) 220 50 Snow-on-the-Mountain (Euphorbia marginata) 232 51 Uplands above Panther's Den 233 52 White Bittersweet (Celastrus orbiculatus) 235 53 Prickly Pear Cactus (Opuntia rafinesquii) 249 54 Water Evening Primrose (Jussiaea diffusa) 253 55 Ginseng (Panax quinquefolia) 257 56 Rattlesnake Master (Eryngium yuccifolium) 259 57 Azalea (Rhododendron roseum) 264 58 French's Shooting Star (Dodecatheon frenchii) 265 59 Pennywort (Obolaria virginica) 270 60 Cleft Phlox (Phlox bifida) 279 Page ix 61 Downy Skullcap Mint (Scutellaria incana) 292 62 White Mint (Synandra hispidula) 299 63 Cross-vine (Bignonia capreolata) 315 64 Partridge-berry (Mitchella repens) 320 65 Goat's-beard (Tragopogon dubius) 337 66 Blazing Star (Liatris pycnostachya) 343 67 Drooping Coneflower (Ratibida pinnata) 362 Plates 1 Flower types.

Leaves, or at least some of them, emersed 22 22. Leaves large, round, leathery; flowers large, yellowish, with stamens numerous 57. Nelumbonaceae 22. Leaves not large, round, or leathery 23 23. Flowers white, sepals 4, petals 4, stamens 6 65. Cruciferae 23. Flowers white, calyx 5-parted, corolla tubular, 5-parted, stamens 5; stems hollow, jointed, and constricted at the joints Hottonia in 114. Primulaceae Page 27 Section 9: Grasses And Grass-Like Plants (Sedges And Rushes) Leaves 3-ranked; flowers enclosed by scales; fruit an achene; stems solid, usually triangular in cross-section (some may be round, flattened or square) 21.

Flowers irregular, white; stamens 4 Bacopa in 130. Scrophulariaceae 15. Leaves alternate, basal, or fascicled on stolons, or uppermost leaves opposite 18 18. Leaves floating on water 19 19. Leaves large, simple, round or oval, petiolate, leathery 20 20. Leaves with a sinus at base 58. Nymphaeaceae 20. Leaves without a sinus at base 57. Nelumbonaceae 19. Leaves smaller, not leathery 21 21. Flowers small, pinkish; nodes swollen, sheathed 44. Polygonaceae 21. Flowers on axillary peduncles, without a perianth; submerged leaves often linear 16.

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A flora of southern Illinois by Robert H. Mohlenbrock, John W. Voigt


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