(Rutaceae), a new tree species from Kaua'i, Hawaiian Islands.

A newly-discovered endemic tree species of from Kaua'i, Hawaiian Islands, is described and illustrated with notes on its distribution, ecology, conservation status and phylogenetic placement. A modification to the existing key to Hawaiian is also provided. is a member of Stone's group having carpels connate at base, capsules 4-lobed and leaves usually opposite.

Resurrection of (Pentaphylacaceae), endemic to Kaua'i, Hawaiian Islands.

Kobuski (Pentaphylacaceae), a dioecious shrub endemic to Kaua'i, is resurrected from synonymy with A. Gray. is distributed in montane mesic to wet forests in central and northwestern Kaua'i.

 (Primulaceae), a distinctive new shrub species from Kaua'i, Hawaiian Islands.

Lorence & K.R.Wood (Primulaceae), a new single-island endemic shrub species from Kaua'i, Hawaiian Islands, is described and illustrated.

 (Campanulaceae, Lobelioideae), a new, critically endangered species from Maui, Hawaiian Islands.

H.Oppenheimer, Lorence & W.L.

Lorence & W.L.Wagner (Lamiaceae), a new species from Guam, Mariana Islands.

While undertaking a botanical survey of the Andersen Air Force Base on Guam (Mariana Islands) in 1994, botanists from the National Tropical Botanical Garden collected an unusual suffrutescent, non-aromatic member of the Lamiaceae family growing on limestone cliffs in the northeastern part of the island. Based on morphology and molecular data (, ), it was determined to belong to the genus Desf., a genus previously unknown from the Micronesian, Melanesian, and Polynesian region.

(Dipentodontaceae), a new species from Kaua'i, Hawaiian Islands.

Lorence & W. L. Wagner, .

(Rubiaceae), a new species from Northern Mexico.

The new species Lorence & T.Van Devender from Sinaloa and Sonora, Mexico differs from its congeners by its larger, showy white flowers in compact cymes of 3-9, and infundibuliform corollas 16-20 mm long with tubes 13-17 mm long and lobes 3-3.5 mm long.

Coprosma kawaikiniensis (Rubiaceae) a new species from the Dubautia-Sadleria shrubland-fernland community on Kaua'i, Hawaiian Islands.

Coprosma kawaikiniensis K.R. Wood, Lorence & Kiehn (Rubiaceae), a rare endemic tree from Kaua'i, Hawaiian Islands, is described and illustrated along with a previously undescribed endemic plant community, the Dubautia-Sadleria shrubland-fernland (DSSF).

Sommera cusucoana, a new species of Rubiaceae from Honduras.

Sommera cusucoana Lorence, D. Kelly & A. Dietzsch, sp.

Heliotropium (Boraginaceae) in the Marquesas Islands (French Polynesia) with description of a new species.

During the preparation of the Vascular Flora of the Marquesas Islands a new endemic species of Heliotropium L. (Boraginaceae) has come to light and is described herein: Heliotropiumperlmanii Lorence & W. L.

Revision of endemic Marquesas Islands Bidens (Asteraceae, Coreopsideae).

During the preparation of the Vascular Flora of the Marquesas Islands four new species of Bidens (Coreopsideae, Asteraceae) have come to light and are described herein: Bidens woodii W.L. Wagner, J.

Revision of cyrtandra (gesneriaceae) in the marquesas islands.

During the preparation of the Vascular Flora of the Marquesas Islands three new species of Cyrtandra (Gesneriaceae) have come to light and are described herein: C. uapouensis W. L.

A new species of Cyanea (Campanulaceae, Lobelioideae) from Maui, Hawaiian Islands.

Cyanea kauaulaensis H. Oppenheimer & Lorence, sp. nov.

Two new Marquesan species of the southeastern Polynesian genus Oparanthus (Asteraceae, Coreopsidinae).

Two new species of the recently revised genus Oparanthus (Asteraceae, Subtribe Coreopsidinae) were discovered during the National Tropical Botanical Garden/Smithsonian Institution 1997 expedition to the Marquesas Islands. Oparanthus woodii W. L.

Revision of Kadua (Rubiaceae) in the Marquesas Islands, French Polynesia, with description of the new species K. lichtlei.

During the preparation of the Vascular Flora of the Marquesas Islands three new species of Coprosma (Rubiaceae, tribe Anthospermeae) have come to light and are described herein: Coprosma fatuhivaensis W. L. Wagner & Lorence, Coprosma meyeri W.

Revision of Coprosma (Rubiaceae, tribe Anthospermeae) in the Marquesas Islands.

During the preparation of the Vascular Flora of the Marquesas Islands three new species of Coprosma (Rubiaceae, tribe Anthospermeae) have come to light and are described herein: Coprosma fatuhivaensis W. L. Wagner & Lorence, Coprosma meyeri W.

A reassessment of Marquesan Ochrosia and Rauvolfia (Apocynaceae) with two new combinations.

A reassessment of collections of Marquesan Apocynaceae assigned to the genera Neisosperma Raf., Ochrosia Juss., and Rauvolfia L.

A nomenclator of Pacific oceanic island Phyllanthus (Phyllanthaceae), including Glochidion.

Recent molecular phylogenetic studies and reevaluation of morphological characters have led to the inclusion of Glochidion within a broader delimitation of Phyllanthus. It is necessary for preparation of the Vascular Flora of the Marquesas Islands to make new combinations for the Marquesan species. We also provide the relevant combinations and listing of all of the currently accepted species of Phyllanthus on Pacific oceanic islands for a total of 69 native species in oceanic Pacific islands.

Weinmannia marquesana var. angustifolia (Cunoniaceae), a new variety from the Marquesas Islands.

Weinmannia marquesana F. Br. var.

Oxalis simplicifolia (Oxalidaceae), an unusual new unifoliolate species from the Marquesas Islands (French Polynesia).

Oxalis simplicifolia Lorence & W. L. Wagner sp.

New pteridophyte species and combinations from the Marquesas Islands, French Polynesia.

Intensive botanical exploration of the Marquesas Islands (French Polynesia) for the Vascular Flora of the Marquesas Islands and Flore de la Polynésie française projects has resulted in numerous additional new collections from these islands. Study of these collections has brought to light 11 new species of pteridophytes (ferns and lycophytes) which are described herein: Blechnum pacificum Lorence & A. R.