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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.

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Showing 1 to 7 of 7 (0.056 seconds)

Spelling suggestions: "subject:"penstemons."" "subject:"penstemon's.""

1

Revision of Penstemon (Sect. PENSTEMON) series GRACILES (Scrophulariaceae), with a synopsis of the genus

Crosswhite, Frank Samuel. January 1965 (has links)
Thesis (M.S.)--University of Wisconsin--Madison, 1965. / eContent provider-neutral record in process. Description based on print version record. Bibliography: l. 362-371.
Penstemons.
2

Diploid hybrid speciation in Penstemon (Scrophulariaceae) revisited /

Wolfe, Andrea Dayle, January 1993 (has links)
Thesis (Ph. D.)--University of Oklahoma, 1993. / Includes bibliographical references.
Penstemons Hybridization.
3

Revision of Penstemon sections

Crosswhite, Frank Samuel, January 1971 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1971. / Typescript. Vita. Includes bibliography.
Penstemons. Scrophulariaceae
4

Biosystematics of Penstemon subgenus Dasanthera--a naturally hybridizing species complex.

Every, Albert David. January 1977 (has links)
Thesis (Ph. D.)--University of Washington. / Bibliography: l. [150]-153.
Penstemons. Plant hybridization.
5

Embryo sac and embryo of Pentstemon secundiflorus ...

Evans, Arthur Thompson, January 1900 (has links)
Thesis (Ph. D.)--University of Chicago, 1918. / "Private edition, distributed by the University of Chicago Libraries, Chicago, Illinois." "Reprinted from the Botanical gazette, Vol. LXVII, No. 5, May 1919." "Literature cited": p. 436.
Plant embryology. Penstemons.
6

Embryo sac and embryo of Pentstemon secundiflorus ... /

Evans, Arthur Thompson, January 1900 (has links)
Thesis (Ph. D.)--University of Chicago, 1918. / "Private edition, distributed by the University of Chicago Libraries, Chicago, Illinois." "Reprinted from the Botanical gazette, Vol. LXVII, No. 5, May 1919." "Literature cited": p. 436. Also issued online.
Plant embryology. Penstemons.
7

STUDIES ON THE GERMINATION OF PENSTEMON PARRYI GRAY SEED (GIBBERELLIC ACID, TEMPERATURE, STRATIFICATION).

Reaber, Ann Catherine. January 1985 (has links)
No description available.
Germination.
Penstemons.
Desert plants -- Arizona.

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