01 — IDENTITYCURATED RECORD
SL28
Selection of Tanganyika Drought Resistant — Kenya, 1935.
SPECIES C. ARABICAGROUP SELECTIONALIASES SL-28
OBSERVED RECORDwhat the pipeline has witnessed · 27 roasters tracked · updated daily
02 — FLAVOR RANGE
OBSERVEDacross 47 current offerings from 27 of 27 tracked roasters · updated 02 Oct 2026
9 of 10 families · 55 placed notes
FAMILYNAMED NODESOFFERINGS
Fruity3243 of 47
Berry22
Currant11
Blackberry7
Cranberry4
Elderberry1
Raspberry1
Citrus Fruit· 3 placed here21
Grapefruit6
Orange6
Mandarin3
Kumquat2
Lemonade1
Tangerine1
Stone Fruit· 1 placed here13
Cherry7
Apricot3
Peach3
Nectarine2
Plum1
Tropical Fruit7
Pineapple3
Kiwi2
Mango2
Papaya1
Passion Fruit1
Apple4
Grape· 2 placed here3
Champagne Grape / Concord Grape1
Dried Fruit2
Date1
Raisin1
Pomegranate2
Fig1
Tamarind1
Sweet817 of 47
Sweet Aromatics· 2 placed here9
Chocolate2
Honey2
Molasses2
Caramel1
Brown Sugar· 6 placed here7
Panela / Cane Sugar1
Vanilla3
Floral58 of 47
Floral Aromatics4
Hibiscus2
Lavender1
Rose Hip1
Tea2
Black Tea2
Sour / Ferment15 of 47
Alcohol/Fermented5
Winey5
Spices33 of 47
Brown Spice· 1 placed here3
Cinnamon1
Clove1
Nutty / Cocoa23 of 47
Cocoa3
Dark Chocolate2
Milk Chocolate1
Green / Vegetative22 of 47
Herbal1
Rooibos1
Resinous1
Juniper1
Savory12 of 47
Tomato2
Other11 of 47
Chemical1
Bitter1
GROUP COUNTS ARE OFFERINGS MENTIONING ANY NOTE IN THE GROUP — SETS OVERLAP, SO CHILDREN DO NOT SUM TO THEIR PARENT.
A NOTE RESOLVES TO THE DEEPEST NODE IT JUSTIFIES; “PLACED HERE” IS AN INTERIOR NODE STATED IN ITS OWN RIGHT, NOT A ROLL-UP.
A NOTE RESOLVES TO THE DEEPEST NODE IT JUSTIFIES; “PLACED HERE” IS AN INTERIOR NODE STATED IN ITS OWN RIGHT, NOT A ROLL-UP.
n=47
taxonomy rev. waveform-2026.6
+ 5 off-tree (not counted above)
+ 5 off-tree (not counted above)
03 — OBSERVED ORIGINS
OBSERVEDacross 47 current offerings from 27 of 27 tracked roasters · updated 02 Oct 2026
SEEN IN 7 OF THE 45 PRODUCING COUNTRIES DRAWN
FIG. 1Where SL28 is currently being seen
RECORDACROSS 47 CURRENT OFFERINGS FROM 27 OF 27 TRACKED ROASTERS · UPDATED 02 OCT 2026
7 ORIGINS OBSERVED · ×47 CURRENT OFFERINGS
POINT AT A COUNTRY OR A ROW TO READ IT · ENTER OPENS · CLICK OR SPACE PINS · ESC RELEASES
POINT AT A COUNTRY OR A ROW TO READ IT · ENTER OPENS · CLICK OR SPACE PINS · ESC RELEASES
THE AMERICAS6 OF 7 · ×15
AFRICA & ARABIA1 OF 7 · ×32
RECORD7 ORIGINS OBSERVED · ×47 CURRENT OFFERINGS
TAP A ROW TO TRACE IT · ANY REGION
FIG. 1Where SL28 is currently being seen
THE AMERICAS6 · ×15
AFRICA & ARABIA1 · ×32
04 — OBSERVED PROCESSES
OBSERVEDacross 47 current offerings from 27 of 27 tracked roasters · updated 02 Oct 2026
Washed36
Natural7
Honey3
one dot = one current offering
+ 1 not yet resolved (not counted above)
05 — LIVE OFFERINGS
OBSERVED · LIVEcurrent sightings — who is selling SL28 right now
ProdigalKaringa AA — Freezer Reserve
Kenya
Washed
seen 02 Oct
↗
Heart Coffee RoastersKenya Nyawira AA
Kenya
Washed
seen 02 Oct
↗
Methodical CoffeeKenya, Tekangu
Kenya
Washed
seen 02 Oct
↗
Passenger CoffeeKivanga - Washed Process - 2025
Kenya
Washed
seen 02 Oct
↗
Passenger CoffeeKambarare - Washed Process - 2025
Kenya
Washed
seen 02 Oct
↗
Counter Culture CoffeeGuchienda
Kenya
Washed
seen 02 Oct
↗
06 — NARRATIVE
CURATED RECORDPENDINGReference article not yet hand-authored — the identity above and the observed record are live; the narrative is still to be written.
07 — LINEAGE
CURATED RECORDSL28SUBJECT
PARENTS · SELECTION · 1935 · 1 OF 1 RECORDED
- NO RECORDED PARENTS
RAIL DEPTH = GENERATION.
RECONVERGENCE = ↑ BACK-REFERENCE; A NAME IS SET ONCE.
RECONVERGENCE = ↑ BACK-REFERENCE; A NAME IS SET ONCE.