Persea obtusifolia L.E.Kopp

  • Authority

    Kopp, Lucille E. 1966. A tasonomic revision of the genus Persea in the Western Hemisphere (Perseae-Lauraceae). Mem. New York Bot. Gard. 14: 1-117.

  • Family

    Lauraceae

  • Scientific Name

    Persea obtusifolia L.E.Kopp

  • Description

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    Latin Diagnosis - Arbor parva ad 3 m.; ramuli crassi, teretes, moderate subadpresso-cinnamomeo-villosi, cortice sine odore; petioli 0.5-1.2 cm. longi, canaliculati, dilatati, subadpresso-cinnamomeo-villosi; laminae (2-) 3-7 cm. longae, 1.5—3.5 cm. latae, coriaceae, ellipticae, apice rotundo, basi obtusa vel rotunda, superficie superiore glabrescenti, inferiore cinnamomeo-villosa, costa supra leviter elevata, infra prominenti, venis primariis (5-7 jugis) ex angulo 40-50° divertentibus, supra obscura, infra prominula, venulis supra et infra obscuris. Inflorescentia corymbus axillaris, foliis subtendentibus (ramulorum apices versus brevioribus) aequans; pedunculi 3-5 cm. longi, dense cinnamomeo-villosi; rachis 5 mm. longa, dense cinnamomeo-villosa; flores 6 mm. longi; perianthii segmenta exteriora 4 mm. longa, 2.5 mm. lata, ovata, externe cinnamomeo-villosa, intus glabra; perianthii segmenta interiora 6 mm. longa, 3 mm. lata, elliptica, acuta, utrinque dense villosa; stamina 4 mm. longa, filamentis 2.5 mm. longis, antheris 1.5 mm. longis; serierum I and II filamenta pubescentia, antheris oblongis, quadrilocularibus; seriei III filamenta pubescentia, glandulis subsessilibus in tertia parte basilari filamentorum adnatis, antheris oblongis, quadrilocularibus; seriei IV staminodia linearia, parva, pubescentia; gynoecium glabrum, ovario ovoideo; stylus 2 mm. longus; stigmate triangulari-peltato. Fructus ignotus.

    Distribution and Ecology - Distribution. Known from type collection only.

  • Discussion

    Type collection. Paul H. Allen 48S3, summit and southwest face of Cerro Copete, Chiriqui, Panama. 2600 m. alt. 29 July 1947. (holotype NY, isotype MO).

    Though it is not ver) close, the relationship of this species seems to be with P. mutisii. This observation is based chiefi) on the character of the flowering branchlet which has inflorescence leaves shorter than the stricth vegetative ones. The general appearance of P. obtusifolia is more delicate, because of the more slender petioles and peduncles, smaller less conferted leaves and flowers, and erect pubescence.