DW
D'Alte A. Welch
American botanical collector · 1856–1911
11,711 specimens, collected between 1922 and 1959 on 175 collecting days, now held in 3 departments. Identified 646 specimens for others.
On the labels as Welch, D'Alte A. Welch, D'Alte Welch, Welch, D.A., D.A. Welch, Welch, A.A., Welch, D., Welch, A. and 2 more.
- Specimens
- 11,711
- Type specimens
- 12
- Years in the field
- 38
- Islands
- 5
- Species
- 267
- Identifications
- 646
- In the Library
- 0
- Named after
- 2
Where Welch collected
Specimens by decade
1920s1950s
Earliest: Cyanea membranacea, 1922 (Oʻahu). Latest: Cypraea punctata, 1959.
Named for Welch
Taxa in the collection whose epithet is formed from the name Welch. The naming author’s intent is not recorded, so where several collectors share a surname they are listed under the best-known one.
From the field
As a determiner
646 specimens carry this name as the person who identified them. Most often:
- Achatinella mustelina christopherseni29
- Achatinella mustelina sordida28
- Achatinella mustelina waianaeensis24
- Achatinella mustelina lathropae24
- Achatinella apexfulva ewaensis21
- Achatinella mustelina collaris17
- Achatinella mustelina mustelina16
- Achatinella mustelina altiformis15
- Achatinella mustelina brunicolor14
- Achatinella mustelina russi13










