Accession Number: 6865.487
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Onoclea sensibilis L. Stages in development of archegonia. The thallus apex is toward the left''
Taxon: Onoclea sensibilis L., Pteridophyta, Aspidiaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 233 (p. 355).
Accession Number: 6865.488
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Onoclea sensibilis L. A-D, stages in development of embryo. E, a young sporophyte after bursting through the calyptra''
Taxon: Onoclea sensibilis L., Pteridophyta, Aspidiaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 234 (p. 356).
Accession Number: 6865.489
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Sporophyte of Ceratopteris pterioides (Hook.) Hieron.''
Taxon: Ceratopteris pterioides (Hook.) Hieron., Pteridophyta, Parkeriaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 235 (p. 357).
Accession Number: 6865.490
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Ceratopteris pterioides (Hook.) Hieron. A-B, vertical sections of young sporangia. C, surface view of an old sporangium''
Taxon: Ceratopteris pterioides (Hook.) Hieron., Pteridophyta, Parkeriaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 236 (p. 359).
Accession Number: 6865.491
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Ceratopteris pterioides (Hook.) Hieron. A, germination of spore. B, gametophyte with antheridia. C, gametophyte with antheridia and archegonia. D-E, antheridia before and after discharge of antherozoids''
Taxon: Ceratopteris pterioides (Hook.) Hieron., Pteridophyta, Parkeriaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 237 (p. 359).
Accession Number: 6865.492
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Sporophyte of Marsilea vestita Hook. and Grev.''
Taxon: Marsilea vestita Hook. et Grev., Pteridophyta, Marsileaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 238 (p. 361).
Accession Number: 6865.493
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Marsilea vestita Hook. and Grev. Transverse section through internode of a rhizome''
Taxon: Marsilea vestita Hook. et Grev., Pteridophyta, Marsileaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 239 (p. 362).
Accession Number: 6865.494
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Marsilea vestita Hook. and Grev. A, leaf bearing a sporocarp. B, transverse section of a young sporocarp. C, transverse section of an older sporocarp. D, longitudinal section of an older sporocarp cut in the plane perpendicular to the flat surface''
Taxon: Marsilea vestita Hook. et Grev., Pteridophyta, Marsileaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 240 (p. 363).
Accession Number: 6865.495
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Marsilea vestita Hook. and Grev. A, vertical section of a receptacle and indusium. B-E, stages in development of macrosporangia. F-G, transverse sections of young and old walls of sporocarps''
Taxon: Marsilea vestita Hook. et Grev., Pteridophyta, Marsileaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 241 (p. 364).
Accession Number: 6865.496
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Diagrams showing suggested evolution of the sporocarp of Marsileaceae by an enfolding of a pinnule with abaxial sori with an involucroid indusium. The sori are drawn as if opposite each other''
Taxon: Marsilea, Pteridophyta, Marsileaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 242 (p. 365).
Accession Number: 6865.497
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Marsilea vestita Hook. and Grev. A, extrusion of sorophore and receptacles from an opened sporocarp. B, empty half of a sporocarp wall, viewed from the concave side. C, a receptacle shortly after extrusion from a sporocarp''
Taxon: Marsilea vestita Hook. et Grev., Pteridophyta, Marsileaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 243 (p. 367).
Accession Number: 6865.498
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Marsilea vestita Hook. and Grev. Stages in development of microgametophytes''
Taxon: Marsilea vestita Hook. et Grev., Pteridophyta, Marsileaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 244 (p. 368).
Accession Number: 6865.499
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Marsilea vestita Hook. and Grev. A, longitudinal section of a macrospore. B-D, stages in development of sterile tissue and archeogonium of a macrogametophyte. E, surface view of a macrogametophyte after fertilization and with many residual antherozoids embedded in the surrounding gelatinous envelope''
Taxon: Marsilea vestita Hook. et Grev., Pteridophyta, Marsileaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 245 (p. 369).
Accession Number: 6865.500
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Marsilea vestita Hook. and Grev. A, surface view of a macrogametophyte with a two-day-old sporophyte. B, surface view of a macrogametophyte with a six-day-old sporophyte. C, semidiagrammatic vertical section through a young sporophyte''
Taxon: Marsilea vestita Hook. et Grev., Pteridophyta, Marsileaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 246 (p. 371).
Accession Number: 6865.501
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Sporophyte of Azolla filiculoides Lam.''
Taxon: Azolla filiculoides Lam., Pteridophyta, Salviniaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 247 (p. 373).
Accession Number: 6865.502
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Azolla filiculoides Lam. A, transverse section of stele and a portion of the cortex of a stem. B, longitudinal section of a portion of a stem containing the primordium of a root''
Taxon: Azolla filiculoides Lam., Pteridophyta, Salviniaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 248 (p. 374).
Accession Number: 6865.503
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Azolla filiculoides Lam. Transverse sections through immature (A) and mature (B) portions of a root''
Taxon: Azolla filiculoides Lam., Pteridophyta, Salviniaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 249 (p. 374).
Accession Number: 6865.504
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Azolla filiculoides Lam. Longitudinal sections through the dorsal lobe of an immature (A) and a mature (B) leaf''
Taxon: Azolla filiculoides Lam., Pteridophyta, Salviniaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 250 (p. 375).
Accession Number: 6865.505
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Azolla filiculoides Lam. Stages in development of macrosporangia and the surrounding sporocarp wall (indusium)''
Taxon: Azolla filiculoides Lam., Pteridophyta, Salviniaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 251 (p. 376).
Notes: Figure A is missing.
Accession Number: 6865.506
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Azolla filiculoides Lam. A, longitudinal section of a young microsporangial sporocarp. B, microsporangium at a late stage in development of sporogenous tissue. C-F, stages in development of massulae within microsporangia. G, longitudinal section of a nearly mature microsporangial sporocarp. H-J, stages in development of microgametophytes''
Taxon: Azolla filiculoides Lam., Pteridophyta, Salviniaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 252 (p. 378).
Accession Number: 6865.507
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Azolla filiculoides Lam. A, macrospore within a massula and adjoined by other macrosporic massulae and the apical portion of the sporocarp wall (indusium). B, an early stage in development of a macrogametophyte. C, a mature macrogametophyte with a two-celled embryo. In B and C microsporic massulae are attached to a macrosporic massula by their glochidia''
Taxon: Azolla filiculoides Lam., Pteridophyta, Salviniaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 253 (p. 380).
Accession Number: 6865.508
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: ''Azolla filiculoides Lam. A-E, stages in development of archegonia. F, two-celled embryo. G, young embryo. H, embryo at an advanced stage of development''
Taxon: Azolla filiculoides Lam., Pteridophyta, Salviniaceae
Published: for Smith, Cryptogamic botany. Vol. 2, Bryophytes and pteridophytes. New York, McGraw-Hill, 1955. Fig. 254 (p. 381).
Accession Number: 6865.509
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Taxon: Pedinomonas minor Korshikov, Polyblepharidaceae
Dimensions (cm): 18 x 14.5
Published: Smith, G. M. 1950. The Fresh-Water Algae of the United States, ed. 2. New York, Toronto, London: McGraw-Hill Book Company, Inc. Fig. 11.
Accession Number: 6865.510
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: Spermatozoopsis exultans Korshikov
Taxon: Spermatozopsis exultans Korshikov, Polyblepharidaceae
Published: Smith, G. M. 1950. The Fresh-Water Algae of the United States, ed. 2. New York, Toronto, London: McGraw-Hill Book Company, Inc. Fig. 16.
Accession Number: 6865.511
Artist Name: Smith, Gilbert Morgan
Nationality: United States
Image (click image to view):
Title: Chlamydomonas snowiae Printz
Taxon: Chlamydomonas snowiae Printz, Chlamydomonadaceae
Description: A, motile cells, B–D, gametic union, E, motile zygote, F, resting zygote
Dimensions (cm): 13.5 x 36
Published: Smith, G. M. 1950. The Fresh-Water Algae of the United States, ed. 2. New York, Toronto, London: McGraw-Hill Book Company, Inc. Fig. 19.