"thallo-" meaning in Translingual

{
  "etymology_templates": [
    {
      "args": {
        "1": "mul",
        "2": "NL.",
        "3": "-"
      },
      "expansion": "New Latin",
      "name": "der"
    },
    {
      "args": {
        "1": "mul",
        "2": "grc",
        "3": "θαλλός",
        "4": "",
        "5": "young shoot, twig"
      },
      "expansion": "Ancient Greek θαλλός (thallós, “young shoot, twig”)",
      "name": "der"
    }
  ],
  "etymology_text": "New Latin, from Ancient Greek θαλλός (thallós, “young shoot, twig”) thallus",
  "head_templates": [
    {
      "args": {
        "1": "mul",
        "2": "prefix"
      },
      "expansion": "thallo-",
      "name": "head"
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  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "_dis": "57 43",
          "kind": "other",
          "name": "Translingual entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Relating to or consisting of undifferentiated plant tissue, as algae."
      ],
      "id": "en-thallo--mul-prefix-4X4mJz7Z",
      "links": [
        [
          "alga",
          "alga"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    },
    {
      "glosses": [
        "Lacking vascular tissue."
      ],
      "id": "en-thallo--mul-prefix-9NVBx2Pr",
      "links": [
        [
          "vascular",
          "vascular"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "thallo-"
}

{
  "categories": [
    "Translingual entries with incorrect language header",
    "Translingual lemmas",
    "Translingual prefixes",
    "Translingual terms derived from Ancient Greek",
    "Translingual terms derived from New Latin"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "mul",
        "2": "NL.",
        "3": "-"
      },
      "expansion": "New Latin",
      "name": "der"
    },
    {
      "args": {
        "1": "mul",
        "2": "grc",
        "3": "θαλλός",
        "4": "",
        "5": "young shoot, twig"
      },
      "expansion": "Ancient Greek θαλλός (thallós, “young shoot, twig”)",
      "name": "der"
    }
  ],
  "etymology_text": "New Latin, from Ancient Greek θαλλός (thallós, “young shoot, twig”) thallus",
  "head_templates": [
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      "args": {
        "1": "mul",
        "2": "prefix"
      },
      "expansion": "thallo-",
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  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "prefix",
  "senses": [
    {
      "glosses": [
        "Relating to or consisting of undifferentiated plant tissue, as algae."
      ],
      "links": [
        [
          "alga",
          "alga"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    },
    {
      "glosses": [
        "Lacking vascular tissue."
      ],
      "links": [
        [
          "vascular",
          "vascular"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "thallo-"
}