Strey 10031 (1970)
More actions
| Strey 10031 herbarium gathering, Berea, Durban (1970) | |
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| Strey 10031 (1970) | |
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| Strey 10031, the sheet held by the Naturalis Biodiversity Center as WAG.1455357 (CC0) | |
| At a Glance | |
| Classification | Feral |
| Location | |
| Country | South Africa |
| Province/State | KwaZulu-Natal |
| Locality | Berea |
| Coordinates | -29.875, 30.875 |
| Collection | |
| Method | Herbarium specimen |
| Sourcing Type | Historical |
| Date | 1 November 1970 |
| Collector | R. G. Strey |
| Specimen | |
| Repository | KwaZulu-Natal Herbarium (NH) |
| Catalogue Number | NH0069356-0 |
| Collector Number | Strey, R.G. 10031 |
| Scientific Name | Cannabis sativa L. var. sativa |
- Point
- 29.88° S, 30.88° E
- Elevation used
- 183 m computed, GMTED2010 (1 km), at this point
- Köppen class
- Cfa
- Clock
- UTC+2
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day and night | ||||||||||||
| First light | 04:43 | 05:12 | 05:33 | 05:51 | 06:08 | 06:23 | 06:25 | 06:06 | 05:31 | 04:54 | 04:27 | 04:23 |
| Sunrise | 05:10 | 05:37 | 05:57 | 06:15 | 06:34 | 06:50 | 06:51 | 06:31 | 05:55 | 05:19 | 04:53 | 04:50 |
| Sunset | 19:01 | 18:45 | 18:15 | 17:38 | 17:12 | 17:04 | 17:14 | 17:32 | 17:48 | 18:05 | 18:30 | 18:53 |
| Last light | 19:28 | 19:10 | 18:39 | 18:02 | 17:37 | 17:30 | 17:40 | 17:57 | 18:12 | 18:30 | 18:56 | 19:21 |
| Daylighth | 13h51 | 13h08 | 12h18 | 11h23 | 10h38 | 10h14 | 10h23 | 11h01 | 11h53 | 12h47 | 13h37 | 14h03 |
| Changemin/day | −1.0 | −1.7 | −1.8 | −1.7 | −1.2 | −0.2 | +0.8 | +1.5 | +1.8 | +1.8 | +1.4 | +0.3 |
| Temperature | ||||||||||||
| Avg daily high°C | 26 | 27 | 26 | 25 | 23 | 22 | 21 | 22 | 23 | 23 | 24 | 25 |
| Avg daily low°C | 20 | 21 | 20 | 18 | 15 | 12 | 12 | 13 | 15 | 16 | 18 | 19 |
| Swing°C | 6 | 6 | 6 | 7 | 8 | 9 | 10 | 9 | 8 | 7 | 6 | 6 |
| Water and light | ||||||||||||
| Rainmm | 127 | 116 | 91 | 58 | 38 | 24 | 34 | 38 | 65 | 97 | 114 | 122 |
| VPDkPa | 1.0 | 1.0 | 1.0 | 0.9 | 0.9 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.9 | 0.9 |
| Sunlightmol/m²/d | 41 | 40 | 35 | 30 | 26 | 23 | 25 | 29 | 33 | 36 | 39 | 41 |
| Field cycle | ||||||||||||
| Cycle | ||||||||||||
- Planting
- Growing
- Harvest
- Not recorded / off season
No field cycle is recorded on this accession's page.
Day and night computed from the sun's position on the 15th of each month; climate normals 1981–2010 from CHELSA V2.1 · About these figures
Strey 10031 is a herbarium accession of Cannabis sativa collected at Berea in KwaZulu-Natal, South Africa, on 1 November 1970 by R. G. Strey. The KwaZulu-Natal Herbarium (NH) holds the sheet as NH0069356-0.[1][2] The National Herbarium (PRE) holds a second sheet as PRE0372445-0 and the Naturalis Biodiversity Center a third, WAG.1455357, which carries a free image.
Collection and locality
Durban's entry gives the date as 1 November 1970 and the locality as Berea. Plot next to police station.[1]
What the Naturalis label adds
The Naturalis sheet carries a Natal Herbarium, Durban card headed FLORA OF SOUTH AFRICA, with the grid reference 2930 DD Pietermaritzburg, the region Natal, the collector and number R.C. Strey 10031, the date 1/11/1970 and the note Berea, plot next to Police Station, ruderal, herb. The word ruderal is the label's own assessment of the plant, and it does not survive into either South African catalogue.[2]
Specimen and identification
All three sheets are filed as Cannabis sativa. Durban and Pretoria add the autonym var. sativa.[1][2]
- ↑ 1.0 1.1 1.2 "Cannabis sativa L., barcode NH0069356-0, in the Botanical Database of Southern Africa (BODATSA)". Plants of southern Africa. South African National Biodiversity Institute. Retrieved 23 September 2026.
- ↑ 2.0 2.1 2.2 "Occurrence 2517806920: Cannabis sativa L." GBIF. Global Biodiversity Information Facility. Retrieved 23 September 2026.