Jordaan 3644 (2000)
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| Jordaan 3644 herbarium gathering, Brummeria, Pretoria (2000) | |
|---|---|
| Jordaan 3644 (2000) | |
| At a Glance | |
| Classification | Unknown |
| Location | |
| Country | South Africa |
| Province/State | Gauteng |
| Locality | Pretoria |
| Coordinates | -25.625, 28.375 |
| Point type | Holder's georeference |
| Uncertainty | about 19 km |
| Collection | |
| Method | Herbarium specimen |
| Sourcing Type | Historical |
| Date | 13 March 2000 |
| Collector | M. Jordaan |
| Specimen | |
| Repository | National Herbarium (PRE) |
| Catalogue Number | PRE0764566-0 |
| Collector Number | Jordaan, M. 3644 |
| Scientific Name | Cannabis sativa L. var. sativa |
| Identified By | M. Jordaan |
- Point
- 25.62° S, 28.38° E
- Elevation used
- 1,233 m computed, GMTED2010 (1 km), at this point
- Köppen class
- Cwa
- Clock
- UTC+2
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day and night | ||||||||||||
| First light | 05:03 | 05:28 | 05:45 | 05:58 | 06:12 | 06:25 | 06:27 | 06:12 | 05:41 | 05:09 | 04:46 | 04:44 |
| Sunrise | 05:28 | 05:52 | 06:08 | 06:22 | 06:36 | 06:50 | 06:52 | 06:35 | 06:04 | 05:32 | 05:11 | 05:10 |
| Sunset | 19:02 | 18:50 | 18:24 | 17:52 | 17:29 | 17:23 | 17:33 | 17:47 | 17:59 | 18:12 | 18:32 | 18:53 |
| Last light | 19:28 | 19:13 | 18:47 | 18:15 | 17:53 | 17:48 | 17:57 | 18:11 | 18:22 | 18:35 | 18:57 | 19:19 |
| Daylighth | 13h34 | 12h58 | 12h16 | 11h30 | 10h53 | 10h33 | 10h41 | 11h12 | 11h55 | 12h40 | 13h21 | 13h43 |
| Changemin/day | −0.8 | −1.4 | −1.5 | −1.4 | −1.0 | −0.2 | +0.7 | +1.3 | +1.5 | +1.5 | +1.1 | +0.2 |
| Temperature | ||||||||||||
| Avg daily high°C | 28 | 28 | 27 | 24 | 22 | 19 | 20 | 22 | 26 | 27 | 27 | 28 |
| Avg daily low°C | 18 | 17 | 16 | 13 | 9 | 6 | 6 | 8 | 12 | 14 | 15 | 17 |
| Swing°C | 11 | 10 | 11 | 11 | 13 | 13 | 14 | 14 | 15 | 13 | 12 | 11 |
| Water and light | ||||||||||||
| Rainmm | 122 | 94 | 91 | 33 | 14 | 8 | 3 | 6 | 16 | 70 | 96 | 120 |
| VPDkPa | 1.3 | 1.2 | 1.1 | 1.0 | 0.8 | 0.7 | 0.7 | 0.9 | 1.2 | 1.2 | 1.2 | 1.2 |
| Sunlightmol/m²/d | 49 | 46 | 41 | 36 | 32 | 29 | 31 | 36 | 44 | 47 | 48 | 50 |
| 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
Jordaan 3644 is a herbarium accession of Cannabis sativa collected at Pretoria in Gauteng, South Africa, on 13 March 2000 by M. Jordaan. The National Herbarium (PRE) holds the sheet as PRE0764566-0.[1]
Collection and locality
The database gives the locality as Pretoria. Gardens of Belmonte, Brummeria. Brummeria is an eastern suburb of Pretoria.[1]
Field description
The database's plant description reads HT: 1.00, HTUNIT: m; GRFRMS: Herb, which is a herb one metre high.[1]
Specimen and identification
The sheet is filed as Cannabis sativa L. var. sativa, determined by the collector.[1]
- ↑ 1.0 1.1 1.2 1.3 "Cannabis sativa L., barcode PRE0764566-0, in the Botanical Database of Southern Africa (BODATSA)". Plants of southern Africa. South African National Biodiversity Institute. Retrieved 23 September 2026.