"algarrobo negro" meaning in Spanish

{
  "forms": [
    {
      "form": "algarrobos negros",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "algarrobo negro m (plural algarrobos negros)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "es",
          "name": "Mimosa subfamily plants",
          "orig": "es:Mimosa subfamily plants",
          "parents": [
            "Caesalpinia subfamily plants",
            "Legumes",
            "Fabales order plants",
            "Shrubs",
            "Trees",
            "Plants",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Prosopis nigra"
      ],
      "id": "en-algarrobo_negro-es-noun-h5-4gzBO",
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "algarrobo negro"
}

{
  "forms": [
    {
      "form": "algarrobos negros",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "algarrobo negro m (plural algarrobos negros)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Entries using missing taxonomic name (species)",
        "Pages with 1 entry",
        "Pages with entries",
        "Spanish countable nouns",
        "Spanish entries with incorrect language header",
        "Spanish lemmas",
        "Spanish masculine nouns",
        "Spanish multiword terms",
        "Spanish nouns",
        "Spanish nouns with red links in their headword lines",
        "es:Mimosa subfamily plants"
      ],
      "glosses": [
        "Prosopis nigra"
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "algarrobo negro"
}