First edition for each of the volumes.
Spine of the first volume cracked, otherwise handsome set.

First edition.
Illustrated pamphlet with figures in the text.
Minor marginal tears to covers, not affecting text.

First edition.
Half mint green sheep binding, smooth spine with gilt and blind fillets, gilt friezes at head and tail, marbled paper boards, marbled endpapers and pastedowns, corners slightly bumped without consequence, contemporary binding.
Handsome and rare copy.

First edition.
Half mint sheep binding, smooth spine faded, decorated with gilt and blind fillets, gilt friezes at head and foot, marbled paper boards, marbled endpapers and pastedowns, corners slightly bumped without significance, contemporary binding.
Handsome and rare copy.

The first edition, published in a small number of copies.
Illustrated pamphlet with a portrait of A. Mas as frontispiece.
Handsome copy.

First edition.
Publisher's binding in full sand-colored cloth, smooth spine.
Work illustrated with black and white and colored illustrations by C. Delteil & P. Legrux.
Two slight marginal lacks to the first two endpapers.

The first edition, published in a small number of copies.
Covers marginally and lightly sunned.
Handsome copy in original wrappers.

The first edition of this offprint, published in a small number of copies.
A slight lack at the foot of the front cover, otherwise a handsome pamphlet.
Rare.

The first edition of this offprint, published in a small number of copies.
Small tears and corner lacks to the covers.
Rare pamphlet.

First edition printed in a small number of copies of this offprint.
Rare and handsome pamphlet.

First edition mimeographed and printed in a small number of copies.
Autograph inscription signed by L. Cuny.
Handsome and rare copy in grey unlettered wrappers with smooth spine.
Small lack to foot of spine.

First edition of this catalogue from the Rigot-Viennot establishments.
Minor scratches to the front cover.
Rare catalogue.

First edition printed in small numbers of this offprint.
Pamphlet illustrated with 10 figures in the text.
Light foxing to covers, handsome copy.

First edition.
Light foxing, a faint angular dampstain at head throughout the pamphlet.

First edition published in a small number of copies of this offprint.
Light worming to boards, foxing to endpapers.
Rare pamphlet.

First edition.
Half chocolate shagreen binding, spine with four raised bands set with gilt fillets decorated with double gilt compartments, light rubbing to spine, marbled paper boards, marbled endpapers and pastedowns.
Some light foxing.

First edition published in a small number of copies of this offprint.
Autograph inscription by the author.
Pamphlet unstitched, covers with tears and marginal lacks.
Rare.

First edition.
Autograph inscription by the author.
Covers slightly and marginally faded, rare and handsome pamphlet.

First edition.
Work illustrated with 13 figures in text.
Handsome copy.

Second edition.
Work illustrated with figures and photographs in and out of text.
Handsome copy.

The first edition, published in a small number of copies of this offprint.
Illustrated booklet with 5 photographs hors-texte.
Rare.

First edition.
Autograph inscription signed by D. Bois on the front cover.
Small corner losses to boards.
Rare pamphlet illustrated with figures in the text.

First edition.
Half sheep binding in mint green, spine with five raised bands, traces of rubbing on spine, marbled paper boards, marbled endpapers and pastedowns, original wrappers preserved.
Work illustrated with figures in the text.
Gift inscription on first endpaper, some minor foxing on endpapers.

Second edition published by the Compagnie des Chemins de Fer du Midi.
Brochure illustrated with numerous figures in and out of text.
Spine and boards slightly and marginally faded, otherwise a handsome copy.

First edition consisting of a special issue of ""Studio"" from spring 1911.
Rich iconography.
Light foxing mainly affecting margins, otherwise a handsome copy.

First edition.
Pamphlet illustrated with 2 plates hors-texte at rear, with a pale angular dampstain at foot.
Handsome copy.

First edition.
Half pine green shagreen bindings, smooth spines decorated with triple gilt fillets, marbled paper boards damaged and worn, corners and edges bumped.
Two light dampstains affecting the head of the entire text block in each volume.

First edition.
Half black shagreen binding with corners, smooth spine showing traces of rubbing, joints rubbed, double gilt fillets on marbled paper boards, boards marginally scuffed, corners lightly rubbed, contemporary binding.
Autograph inscription signed by C. Chalot.
Rare.

First edition.
Spine lightly sunned with three repaired tears, handsome interior condition.

First edition of the French translation.
Spine a little bit faded, internal foxing.
Rare.

First edition.
Three small marginal tears to spine and front cover, rear cover stained, some interior foxing.
Rare.

First edition.
Half green shagreen binding with corners, spine faded with four raised bands showing slight scuffs, marbled paper boards, corners slightly bumped, original wrappers preserved.
Some foxing mainly affecting the endpapers.

Third edition, with some parts of the text in first edition as it was revised and expanded.
Illustrated with 57 figures in the text.
Spine and boards marginally sunned, handsome interior condition.

First edition.
Spine cracked, internally good.

The first edition, published in a small number of copies of this offprint.
Rare and handsome copy.

The first edition, published in a small number of copies.
Illustrated pamphlet with 50 in-text drawings by Faguet.
Light rubbing to spine, small tears with minimal corner losses to covers, light foxing to interior.

The first edition of this offprint, published in a small number of copies.
Copy presented in temporary wrappers, title and author's name written in pen on the first cover, handsome copy.
Rare pamphlet.

First edition.
Work illustrated with a plate at the end decorated with figures.
Handsome and rare copy.

First edition printed in a small number of copies.
Foxing.
Rare.

First edition.
Half grey cloth binding, smooth spines, red sheep title-labels, dampstaining to one joint and spine of volume III, marbled paper boards, scratch with paper loss to front board of third volume, marbled endpapers and pastedowns, original wrappers preserved.
Handsome interior condition.

Fifth edition.
Bradel binding in full green cloth, smooth spine, red shagreen title-label, modern binding signed by Montécot.
Some minor interior foxing.
Rare.

First edition.
Full black embossed boards, smooth spines faded, some surface wear to boards, headcaps lightly rubbed without significance, marbled endpapers and pastedowns, publisher's bindings.
Some light foxing.

First edition for each volume.
Agréables copies.

First edition.
Work illustrated with 14 plates, some of which were bound upside down and show clear dampstaining.
Rare.

First edition.
Publisher's full cloth bindings, smooth spines, retaining dust jackets.
Works illustrated with numerous drawings, plates in black and in color.
Handsome set.

First edition printed in a small number of copies of this offprint.
Signed autograph inscription from Paul Petit.
Illustrated brochure with 2 plates hors-texte.
Spine slightly cracked, spine and covers lightly and marginally sunned, a small angular lack at head of front cover, handsome interior condition.

First edition printed in a small number of copies, in two fascicles, of this offprint from the Revue bryologique.
Light foxing.
Copy presented in plain temporary wrappers, with title label pasted to the front cover.
Rare fascicles.

First edition.
Brochure illustrated with 4 figures in the text and three plates at the end.
Paper yellowed.
Rare copy.

First edition of this thesis defended to obtain the rank of first-class pharmacist.
Spine cracked at head and foot with minor lacks, first cover marginally soiled and spotted, small corner lacks to covers, Autograph inscription signed by Louis-Charles Lutz, the dedicatee's name has been scraped off.
Rare pamphlet complete with its three plates (including 2 in color) at the end of the volume.

Second edition largely first.
Full grey cloth binding with smooth spine, marbled endpapers and pastedowns, original wrappers preserved.
A small repaired tear at the foot of pages 391-392 causing a one-line text loss completed by hand by a previous owner.
Handsome and rare copy.

First edition of each volume.
Half brown sheep binding, spine with five raised bands, marbled paper boards, marbled endpapers and pastedowns, original wrappers preserved.
Works illustrated with numerous figures in-text.
Handsome set.

First edition.
Work illustrated with 12 hors-texte plates in two tones.
Original preface by George Sand.
Spine faded, boards loose, handsome interior condition.
Rare but in this condition.

First edition.
Each of the 10 fascicles is complete with its three plates illustrated with approximately fifteen orchid figures.
The 11th fascicle is a text volume.
Each fascicle also includes black and white figures in text.
Spine and boards lightly and marginally sunned without any concern.
Rare and handsome complete set in 11 fascicles.

Second edition.
Work decorated with 23 plates illustrated with approximately 1800 figures.
Handsome copy.

First edition printed in a small number of copies.
A rare and good copy, softcover.

First edition.
Work illustrated with 79 plates for the first volume and 125 plates for the second.
A slight tear of no consequence at the foot of the spine of the first volume, handsome copy.

First edition.
A very good copy.

Second edition.
Full mustard paper boards, smooth spine decorated with wide double gilt fillets, red sheep title-label, one tear with slight paper loss just below the latter, yellow edges.
Light foxing mainly at end of volume.

First edition.
Publisher's full green cardboard Bradel bindings, smooth spines.
Work illustrated with 163 plates in black and in colors.
Rare and handsome copy, complete with its volume of illustrations.

First edition printed in a small number of copies of this offprint, of which no deluxe copies are mentioned.
Autograph inscription signed by Georges Dwelshauvers to symbolist poet André-Ferdinand Hérold.
Rare and handsome copy.

First edition.
Half brown sheep bindings, smooth spines decorated with gilt and blind fillets, spines of volumes 3 and 4 with three lacks at head and foot, spine of volume 1 missing, paper boards covered with marbled paper, significant paper lacks to most boards.
Clear dampstains affecting endpapers and following pages diminishing throughout all volumes (except volume 5).
Rare but in poor condition!

First edition.
Rare pamphlets printed in one volume and illustrated with figures and photographic reproductions.
Handsome copy.

First edition of this second delivery.
Half black shagreen binding, spine slightly faded with five raised bands, date at foot, traces of rubbing to spine, marbled paper boards, marbled endpapers and pastedowns, corners slightly bumped.
Work illustrated with 16 lithographs.
Pale marginal dampstain affecting the first 40 pages at head, scattered foxing, small hole to one endpaper.
Rare.

First edition.
Front cover soiled with small lacks, unlettered spine overloaded with a manuscript note of author and title, rear cover reconstructed.
Rare.

First edition of this offprint from the Journal de botanique, published in a small number of copies.
Covers reinforced and lined, handsome interior condition.
Rare.

First edition of this thesis submitted to the Faculty of Sciences of Paris to obtain the degree of Doctor of Natural Sciences on March 15, 1929.
Spine and covers slightly and marginally sunned, handsome interior condition.
Rare.

First edition.
Half dark green shagreen binding, spine with four raised bands decorated with blind fillets and gilt dentelles at head and foot, marbled endpapers, contemporary binding.
Autograph inscription by the author on the half-title page.
Rare.

First edition.
Publisher's binding in olive cloth, smooth spine.
Work illustrated with photographic reproductions.
Foxing to endpapers, handsome copy.

First edition.
Illustrations in texte.
A very good copy.

Second edition for the first text, first edition of the second.
Half green shagreen binding, spine with four raised bands decorated with gilt roulettes, marbled paper boards, contemporary binding.
Edition illustrated with numerous figures in the text and two folding plates outside the text on zoology.
Headcaps worn, traces of rubbing, some foxing.
Rare.

Sixth edition, with some parts in first edition, revised, corrected and expanded.
Half sheep binding with dark green boards, smooth spine decorated with quadruple gilt fillets, gilt dentelle at tail, traces of rubbing to spine, headcaps rubbed, marbled paper boards with scratches, corners slightly bumped, traces of rubbing to edges, marbled endpapers and pastedowns, contemporary binding.
Work illustrated with figures in the text and 5 plates outside the text, 4 of which at the end.
Foxing, the date on the title page (which has a small marginal tear at head) has been scraped.

First edition.
Publisher's binding in full flexible dark brown percaline, smooth spine decorated with quadruple blind compartments, publisher's name gilt at foot, quadruple blind fillets framing the boards, binding slightly and uniformly faded.
Work illustrated with 506 figures drawn by A. Riocreux.
Endpapers lightly and partially shaded, some minor foxing of no great consequence.

First edition of these 2 articles bound together.
The second text includes its folding plan at rear.
Worming to covers, some interior foxing.
Rare.

First edition.
Illustrated booklet with 4 photographic plates.
Some light foxing.
Rare.

First edition.
Half purple cloth binding, smooth spine faded with gilt double fillet at tail, burgundy shagreen title-label, marbled paper boards, contemporary binding.

First edition, a Service de Presse (advance) copy.
Spine slightly sunned.
When man still left nature the hope of maintaining itself in all its diversity.

First edition.
A very good copy of this rare treatise.

Third edition revised and carefully corrected.
Half black sheep binding, smooth spine decorated with gilt fillets, cold-stamped floral motifs with a gilt dot in their center, a tear with slight lack at head of spine, one joint reattached at foot, corners slightly bumped.
Copy free from foxing.

New edition.
Work illustrated with 873 figures in the text and 30 plates.
Rare and handsome copy despite a small marginal tear without loss taped on the second cover.

The only authorized edition of the French translation.
Half olive sheep bindings, smooth spines faded, decorated with triple gilt fillets and gilt roulettes at foot, edges rubbed.
Work illustrated with 42 plates including 10 in sepia and 252 figures drawn in the text.
Light foxing on endpapers, otherwise handsome interior condition, gift inscriptions.
Rare.