1985 to 1986
(non RSBG)
Numerous locations in Illinois collecting seed and herbarium specimens of rare native trees and shrubs for the Northern Illinois Woody Plant Collection at the Morton Arboretum, Lisle, IL.
1987 to 1991
(non RSBG)
Numerous seed collecting expeditions to the Appalachian Mountains for the native plant collection at the Winkler Botanical Preserve, Alexandria, VA.
1995 (autumn) – Southern Sichuan & Eastern Yunnan, China
SEH#’s 001-245
With Peter Cox, Ted Millais, etc.
* New species, first introductions and other notable collections include: the Rhododendron species-denudatum, tsaii aff., ririei, huianum, ochraceum, asterochnoum, longipes, longipes aff. (species nova?), coeloneuron, species nova (ss. Maddenia), irroratum ssp. yiliangense, glanduliferum, qiaojiaense,sphaeroblastum var. wumengense, sikangense var. exquisitum, excellens, sinofalconeri, valentinioides and serotinum; also Paeonia mairei, Primula moupinensis, Sorbus wilsoniana, Lonicera crassifolia, Berneuxia thibetica, Rehderodendron macrocarpum, Tetracentron sinense, Davidia involucrata, Philadelphus subcanus var. magdelenae, Cotoneaster atuntzensis, Ribes davidii, Lilium sargentiae, Ypsilandra thibetica, Gentiana rhodantha, Gentiana arethusae, Berberis sp. nova, Primula faberi, Acer sterculiaceum, Cotoneaster froebelii, and Schefflera fengii aff.
1997 (spring) – West Bengal & Sikkim, India
SEH#’s 501-599
* New species, first introductions and other notable collections include: Almost every one of the 38 taxa of Rhododendron native to this region was observed and collected as well as numerous alpine and woodland companion plants.
1997 (autumn) – Yunnan, China
CCHH#’s (Chamberlain, Cox, Hootman & Hutchison) 8000-8265
First expedition to the Salween River region. With Peter Cox, David Chamberlain, Peter Hutchison, etc.
* New species, first introductions and other notable collections include: the Rhododendron species – edgeworthii (exceptionally thickly indumentum form), monanthum, horlickianum, chrysodoron, kyawii, megacalyx (pink), insculptum, seinghkuense, taggianum, protistum, gongshanense, araiophyllum, cinnabarinum (first record from China); also Pleione saxicolum and Magnolia delavayi.
1998 (spring) – Tsari, Tibet
CHC#’s (Cox, Hootman & Cox) 8500-8542
With Peter & Kenneth Cox, etc.
* New species, first introductions and other notable collections include: the Rhododendron species – phaeochrysum (yellow form), laudandum var. laudandum, dignabile aff. (species nova?), luciferum/circinnatum; also Incarvillea longiracemosa (lutea).
1998 (autumn) – Southern Appalachians, USA
SEH#’s 1001-1050
* New species, first introductions and other notable collections include: Several species of Rhododendron as well as numerous rare and beautiful species of local endemics.
2000 (spring) – Yunnan, China
BASE#’s (British-American Salween Expedition) 9500-9721: Also SEH#’s 1500-1539
Second expedition to the Salween River region. With Peter Cox, David Chamberlain, Peter Hutchison, Garratt Richardson, Tom Hudson, Maurice Foster, etc.
* New species, first introductions and other notable collections include: the Rhododendron species – luteiflorum, cinnabarinum ssp. tamaense, lateriflorum, tephropeplum, hylaeum, temenium ssp. dealbatum, mallotum, fletcherianum, crinigerum, pseudociliipes, species nova (ss. Monantha); also Agapetes pyrolifolia, Aeschynanthus tengchongensis, Vaccinium chaetothrix, Vaccinium bulleyanum, Vaccinium kachinense, Agapetes oblonga, Gaultheria pseudonotabilis, Gaultheria hypochlora, Gaultheria praticola.
2000 (autumn) – Alaska
SEH#’s 1600-1613
Mostly native Ericaceae from the mountains outside of Anchorage.
2001 (autumn) – Gorge of the Dulong, NW Yunnan, China and adjacent regions of the Salween River
DGEY#’s (Dulong Jiang-Gaoligong Shan Expedition to Yunnan) 001-428
Third expedition to the Salween River region. Organized and led co-RSBG/Kunming Institute of Botany exploratory seed and herbarium collecting expedition to the legendary Dulong Gorge. With Jens Nielsen, Peter Wharton, etc.
* New species, first introductions and other notable collections include: the Rhododendron species – martinianum, sanguineum ssp. didymium, species nova (ss. Boothia) and caesium; also Vaccinium gaultheriifolium, Vaccinium modestum, Lilium souliei, Polygonatum tesselatum, Omphalogramma souliei.
2003 (autumn) – “Seven Sisters of India”
(Nagaland, Arunachal Pradesh, etc.): First half of expedition - NAPE#’s (Nagaland-Arunachal Pradesh Expedition) 001-256. Second half of expedition - KCSH#’s (Ken Cox & Steve Hootman) 0301-0394
This was a combined effort on my part with two separate groups of friends and fellow plant hunters. The first portion was with Kelly Dodson, Sue Milliken and Garratt Richardson. Among other things we were the first westerners to summit Mt. Saramati (12,600 ft.) in Nagaland, the highest peak in India outside of the Himalaya.
* New species, first introductions and other notable collections include: the Rhododendron species – macabeanum (alpine form), johnstoneanum, wattii?, and triflorum var. bauhiniiflorum; also Lilium mackliniae (Saramati pure white form – probably to be named as a new species).
The second half of the combined expedition was in Arunachal Pradesh with Ken Cox and American explorer Ken Storm, etc. We explored the mountains along the Dibang River and the region along the eastern border of Bhutan. Ken Cox and I also explored the Khasia Hills in Meghalaya.
* New species, first introductions and other notable collections include: the Rhododendron species – bhutanense, kesangiae & flinckii (all 3 previously unknown outside of Bhutan), dalhousiae var. rhabdotum, glaucophyllum var. tubiforme; also Gaultheria wardii.
2005 (spring) – Yunnan, China
SEH#’s 25001-25041
Fourth expedition to the Salween. Organized and led botanical tour for RSBG members.
* New species, first introductions and other notable collections include: the Rhododendron species – heliolepis var. brevistylum, selense ssp. dasycladum, and asperulum; also Gaultheria dumicola, Agapetes lacei and Agapetes mannii.
2005 (autumn) – Sri Lanka & Arunachal Pradesh, India
SEH#’s 25050-25054 combined with Arunachal Pradesh, India: APA#’s (Arunachal Pradesh-Abroka Expedition) 001-126
I was independent in Sri Lanka and with Ken Cox, Ken Storm, Tom Hudson, Hartwig Schepker, etc. in Arunachal Pradesh.
* New species, first introductions and other notable collections include: the Rhododendron species – arboreum ssp. zeylanicum (in Sri Lanka), species nova (ss. Falconera – tentatively named “titapuriense”), concinnoides; also Polygonatum griffithii, Gaultheria trigonoclada and numerous new species of Agapetes incl. miniata and several that have yet to be identified.
2006 (spring) – Yunnan & Sichuan, China
SEH#’s 26001-25041
Organized and led botanical tour for RSBG members.
* New species, first introductions and other notable collections include: The Rhododendron species – amesiae and rufescens.
2007 (spring) – Northern Vietnam
SEH#’s 27001-27048
Co-led exploratory and seed collecting expedition to some of the highest unexplored mountains in northern Vietnam.
* New species, first introductions and other notable collections include: several Vaccinium species (including a possible species nova with large red flowers), one or two species nova (vireya rhododendrons), Aeschynanthus buxifolius and Coelogyne lockii.
2009 (spring) – Guangxi, Guizhou & Chongqing, China
FSE#’s (Five Shan Expedition)
Led expedition to five major, separate mountains in this region seldom visited by plant explorers. With Peter Cox, Peter Hutchison and Philip Evans.
* New species, first introductions and other notable collections include: the Rhododendron species – simiarum, levinei and kwangsiense: also Melliodendron xylocarpum and Fokienia hodgsonii.
2010 (autumn) – Chongqing, Guizhou & Guangxi, China
CGG#’s (Chongqing, Guizhou & Guangxi Expedition) 14,001-14,170
Led second expedition to South-Central China. With Peter Cox, Keith White, Kelly Dodson and Sue Milliken.
* New species, first introductions and other notable collections include: the Rhododendron species – platypodum, changii, rubiginosum aff. (species nova?), nymphaeoides, hemitrichotum aff. (species nova?), lilacinum, ss. Triflora (species nova?), faithiae, wumingense, minutiflorum, cardiobasis aff. (species nova?), and several members of Section Choniastrum – many of which may be new to cultivation: also, Carpinus fangiana, several species of Chirita or other genera in the Gesneriaceae, and several as yet unidentified evergreen trees and shrubs.
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