Type Information
Ipomoea tuboides O. Deg. & Ooststr. , Fl. Hawaiiensis, fam. 307. Ipomoea tuboides 1940.
O`ahu, tip of Ka`ena Point, half way up to plateau, among arid rocks. 27 April 1932. Degener and Nitta 5981.
Isotype(s) [BISH [3], MASS!, NY [2, mfc!], US!].
Note: Both NY sheets are labeled "Cotype" in Degener's hand; probably one of the BISH sheets is the holotype.
*Verification: R.K. Shannon.
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Ipomoea tuboides O. Deg. & Ooststr. f. digitata O. Deg. & Ooststr., Fl. Hawaiiensis, fam. 307. Ipomoea tuboides 1940.
Hawai`i, between Wai`ohinu and Ka`alu`alu, growing over `a`a lava. 13 September 1929. Degener 5988.
Holotype [NY?]. Isotype(s) [BISH [2]].

*Verification: None.
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Ipomoea tuboides O. Deg. & Ooststr. f. irregularis O. Deg. & Ooststr., Fl. Hawaiiensis, fam. 307. Ipomoea tuboides 1940.
Hawai`i, between Pu`uwa`awa`a and Hu`ehu`e, in `a`a lava desert. 18 August 1926. Degener 6020.
Holotype [NY?]. Isotype(s) [BISH [2]].

*Verification: None.
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Ipomoea tuboides O. Deg. & Ooststr. var. pubescens O. Deg. & Ooststr., Fl. Hawaiiensis, fam. 307. Ipomoea tuboides 1940.
Hawai`i, between Pu`uwa`awa`a and Hu`ehu`e, growing over `a`a lava. 22 August 1926. Degener 6006.
Holotype [NY?]. Isotype(s) [BISH].

*Verification: None.
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