Displaying 276 - 350 out of 2050 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Heliconia acuminata subsp. occidentalis L.Andersson | P. J. M. Maas 6926 | 05 Nov 1987 | Brazil | Amazonas | Rio Negro, Rio Içana, Serra… | — |
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| Ischnosiphon surumuensis Loes. | P. J. M. Maas 6927 | 05 Nov 1987 | Brazil | Amazonas | Rio Negro, Rio Içana, Serra… | — |
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| Monotagma laxum (Poepp. & Endl.) K.Schum. | P. J. M. Maas 6928 | 05 Nov 1987 | Brazil | Amazonas | Rio Negro, Rio Içana, Serra… | — |
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| Monotagma laxum (Poepp. & Endl.) K.Schum. | P. J. M. Maas 6928 | 05 Nov 1987 | Brazil | Amazonas | Rio Negro, Rio Içana, Serra… | — |
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| Monotagma laxum (Poepp. & Endl.) K.Schum. | P. J. M. Maas 6928 | 05 Nov 1987 | Brazil | Amazonas | Rio Negro, Rio Içana, Serra… | — |
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| Monotagma laxum (Poepp. & Endl.) K.Schum. | P. J. M. Maas 6928 | 05 Nov 1987 | Brazil | Amazonas | Rio Negro, Rio Içana, Serra… | — |
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| Calathea | P. J. M. Maas 6929 | 05 Nov 1987 | Brazil | Amazonas | Rio Negro, Rio Içana, Serra… | — |
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| Laetia coriacea Spruce ex Benth. | P. J. M. Maas 6932 | 06 Nov 1987 | Brazil | Amazonas | Rio Negro, Comunidade Aparecida, opposite… | — |
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| Calathea acuminata Steyerm. | P. J. M. Maas 6938 | 06 Nov 1987 | Brazil | Amazonas | Rio Negro, Comunidade Aparecida, opposite… | — |
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| Guatteria punctata (Aubl.) R.A.Howard | P. J. M. Maas 6939 | 06 Nov 1987 | Brazil | Amazonas | Rio Negro, Comunidade Aparecida, opposite… | — |
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| Tapeinostemon sessiliflorum (Humb. & Bonpl.) Pruski & S.F.Sm. | P. J. M. Maas 6942 | 06 Nov 1987 | Brazil | Amazonas | Rio Negro, Comunidade Aparecida, opposite… | — |
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| Eleocharis | P. J. M. Maas 6944 | 06 Nov 1987 | Brazil | Amazonas | Rio Negro, Comunidade Aparecida, opposite… | — |
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| Chelonanthus purpurascens (Aubl.) Struwe, S.Nilsson & V.A.Albert | P. J. M. Maas 6946 | 07 Nov 1987 | Brazil | Amazonas | Rio Negro, Comunidade Aparecida, opposite… | — |
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| Clidemia capitata Benth. | P. J. M. Maas 5807 | 17 Oct 1981 | Guyana | Cuyuni-Mazaruni | Mt. Aymatoi, Pakaraima Mts. | — |
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| Guatteria zamorae Erkens & Maas | P. J. M. Maas 9531 | 29 May 2004 | Panama | Bocas del Toro | Canaza, road from Chiriquí Grande… | isotype |
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| Renealmia microcalyx Maas & H.Maas | P. J. M. Maas 6834 | 21 Oct 1987 | Brazil | Amazonas | Rio Negro, near mouth of… | — |
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| Renealmia microcalyx Maas & H.Maas | P. J. M. Maas 6919 | 4 Nov 1987 | Brazil | Amazonas | Rio Negro, Rio Içana, 10… | — |
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| Renealmia floribunda K.Schum. | P. J. M. Maas 6947 | 7 Nov 1987 | Brazil | Amazonas | Rio Negro, communidade Aparecida, opposite… | — |
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| Xyris jupicai Rich. | P. J. M. Maas 458 | 28 Sep 1971 | Brazil | Amazonas | Disturbed white sand savanna 5… | — |
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| Xyris jupicai Rich. | P. J. M. Maas 458 | 28 Sep 1971 | Brazil | Amazonas | Disturbed white sand savanna 5… | — |
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| Rinorea neglecta Sandwith | P. J. M. Maas 8364 | 9 Nov 1995 | Brazil | Pará | Peixe-Boi, Fazenda Monte Verde. | — |
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| Sterculia parviflora Roxb. | P. J. M. Maas P13257 | 23 May 1971 | Brazil | Acre | Aldeota, rio Juruá-Mirim. Forest on… | — |
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| Guatteria australis A.St.-Hil. | P. J. M. Maas 6969 | 24 Nov 1987 | Brazil | Bahia | Ilhéus Mun. Grounds of CEPEC… | — |
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| Guatteria australis A.St.-Hil. | P. J. M. Maas 6969 | 24 Nov 1987 | Brazil | Bahia | Ilhéus Mun. Grounds of CEPEC… | — |
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| Angelonia procumbens (Schrad.) Nees & Mart. | P. J. M. Maas 6975 | 24 Nov 1987 | Brazil | Bahia | Ilhéus Mun. Grounds of CEPEC… | — |
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| Phyllanthus subemarginatus Müll.Arg. | P. J. M. Maas 7092 | 03 Dec 1987 | Brazil | Rio de Janeiro | Rio de Janeiro Mun. Estrada… | — |
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| Ischnosiphon puberulus Loes. | P. J. M. Maas 388 | 19 Aug 1971 | Brazil | Rondônia | Secondary forest. | — |
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| Tetrapterys Cav. | P. J. M. Maas 381 | 19 Aug 1971 | Brazil | Rondônia | Freshly cut primary forest. | — |
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| Hyptis lantanifolia Poit. | P. J. M. Maas 455 | 28 Sep 1971 | Brazil | Amazonas | Disturbed white sand savannah; 5… | — |
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| Heliconia acuminata subsp. occidentalis L.Andersson | P. J. M. Maas 6831 | 21 Oct 1987 | Brazil | Amazonas | Rio Negro, near mouth of… | — |
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| Heliconia acuminata subsp. occidentalis L.Andersson | P. J. M. Maas 6831 | 21 Oct 1987 | Brazil | Amazonas | Rio Negro, near mouth of… | — |
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| Coutoubea ramosa Aubl. | P. J. M. Maas 477 | 30 Sep 1971 | Brazil | Amazonas | Along Rio Negro opposite Manaus | — |
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| Merremia umbellata (L.) Hallier f. | P. J. M. Maas 419 | 21 Aug 1971 | Brazil | Rondônia | Along roadside. | — |
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| Connarus ruber var. sprucei (Baker) Forero | P. J. M. Maas 6817 | 20 Oct 1987 | Brazil | Amazonas | Rio Negro, right side of… | — |
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| Connarus | P. J. M. Maas P13157 | 19 May 1971 | Brazil | Acre | Vicinity of Periquito, Rio Juruá-Mirim | — |
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| Rourea cuspidata Benth. ex Baker var. cuspidata | P. J. M. Maas 6815 | 20 Oct 1987 | Brazil | Amazonas | Rio Negro, right side of… | — |
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| Tovomita gracilipes Planch. & Triana | P. J. M. Maas 6847 | 22 Oct 1987 | Brazil | Amazonas | Rio Negro, near mouth of… | — |
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| Dalechampia scandens L. | P. J. M. Maas 6957 | 24 Nov 1987 | Brazil | Bahia | Ilhéus Mun. Grounds of CEPEC… | — |
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| Acalypha villosa Jacq. | P. J. M. Maas 6962 | 24 Nov 1987 | Brazil | Bahia | Ilhéus Mun. Grounds of CEPEC… | — |
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| Crateva tapia L. | P. J. M. Maas 6963 | 24 Nov 1987 | Brazil | Bahia | Ilhéus Mun. Grounds of CEPEC… | — |
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| Rollinia parviflora A.St.-Hil. | P. J. M. Maas 7089 | 03 Dec 1987 | Brazil | Rio de Janeiro | Rio de Janeiro Mun. Estrada… | — |
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| Apteria aphylla (Nutt.) Barnhart ex Small | P. J. M. Maas 6821 | 21 Oct 1987 | Brazil | Amazonas | Rio Negro, São Marcelino, near… | — |
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| Apteria aphylla (Nutt.) Barnhart ex Small | P. J. M. Maas 6906 | 3 Nov 1987 | Brazil | Amazonas | Rio Negro, rio lçana, 1/2… | — |
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| Dictyostega orobanchioides subsp. parviflora (Benth.) Snelders & Maas | P. J. M. Maas 6824 | 21 Oct 1987 | Brazil | Amazonas | Rio Negro, near mouth of… | — |
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| Gymnosiphon capitatus (Benth.) Urb. | P. J. M. Maas 6782 | 18 Oct 1987 | Brazil | Amazonas | Right bank of rio Negro,… | — |
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| Renealmia petasites Gagnep. | P. J. M. Maas 3291 | 18 Oct 1977 | Brazil | Rio de Janeiro | Nova Friburgo Mun. Km 3… | — |
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| Markea coccinea Rich. | P. J. M. Maas 392 | 19 Aug 1971 | Brazil | Rondônia | Secondary forest. | — |
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| Astragalus pehuenches Niederl. | P. J. M. Maas 8170 | 10 Oct 1994 | Argentina | Mendoza | Ruinas Arqueologicas Inca, SW of… | — | ||||
| Protium aracouchini (Aubl.) Marchand | P. J. M. Maas 8659 | 16 Jan 1999 | Bolivia | El Beni | Reserva Ecológica El Tigre, km… | — |
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| Zygia cataractae (Kunth) L.Rico | P. J. M. Maas 7597 | 21 Sep 1988 | Guyana | — | Rupununi River; Monkey Pond landing,… | — |
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| Miconia melanotricha (Triana) Gleason | P. J. M. Maas 4876 | 18 Oct 1980 | Panama | Chiriquí | Above Guadalupe, ca 2 km… | — |
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| Cassia moschata Benth. | P. J. M. Maas 7287 | 05 Sep 1988 | Guyana | — | Rupununi River; Karanambo | — |
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| Chamaecrista flexuosa (L.) Greene var. flexuosa | P. J. M. Maas 7342 | 10 Sep 1988 | Guyana | — | Rupununi River; Monkey Pond Landing,… | — | ||||
| Chamaecrista flexuosa (L.) Greene var. flexuosa | P. J. M. Maas 7235 | 04 Sep 1988 | Guyana | — | Karanambo. Savanna near airstrip | — | ||||
| Chamaecrista flexuosa (L.) Greene var. flexuosa | P. J. M. Maas 3629 | 20 Oct 1979 | Guyana | — | Rupununi Distr., Manari | — | ||||
| Chamaecrista flexuosa (L.) Greene var. flexuosa | P. J. M. Maas 3582 | 16 Oct 1979 | Guyana | — | Mr. A. Thompson's farm, S.… | — | ||||
| Chamaecrista hispidula (Vahl) H.S.Irwin & Barneby | P. J. M. Maas 7241 | 04 Sep 1988 | Guyana | — | Karanambo | — | ||||
| Siparuna | P. J. M. Maas 3227 | 12 Oct 1977 | Brazil | Rio de Janeiro | Parque do Nacional do Itatiaia,… | — |
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| Manihot brachyloba Müll.Arg. | P. J. M. Maas 7791 | 21 Oct 1990 | Brazil | Pará | Ilha de Mosqueiro, below "Baía… | — |
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| Miconia aplostachya (Bonpl.) DC. | P. J. M. Maas 3334 | 28 May 1965 | Suriname | — | Maratakka R., Saparra Creek (East… | — |
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| Chamaecrista diphylla (L.) Greene | P. J. M. Maas 7266 | 04 Sep 1988 | Guyana | — | Karanambo. Savanna near airstrip | — | ||||
| Chamaecrista diphylla (L.) Greene | P. J. M. Maas 3811 | 23 Oct 1979 | Guyana | — | Rupununi Distr., Manari. Along Manari… | — | ||||
| Chamaecrista diphylla (L.) Greene | P. J. M. Maas 3709 | 21 Oct 1979 | Guyana | — | Rupununi Distr., Manari. | — | ||||
| Chamaecrista diphylla (L.) Greene | P. J. M. Maas 5521 | 04 Oct 1981 | Guyana | — | Sand Hills, W of Abary… | — | ||||
| Miconia amacurensis Wurdack | P. J. M. Maas 3947 | 08 Nov 1979 | Guyana | — | Pakaraima Mts., Kamarang. Trail through… | — |
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| Chamaecrista desvauxii var. brevipes (Benth.) H.S.Irwin & Barneby | P. J. M. Maas 3719 | 21 Oct 1979 | Guyana | — | Rupununi Distr., Manari. | — | ||||
| Chamaecrista desvauxii var. brevipes (Benth.) H.S.Irwin & Barneby | P. J. M. Maas 3711 | 21 Oct 1979 | Guyana | — | Rupununi Distr., Manari. | — | ||||
| Chamaecrista ramosa (Vogel) H.S.Irwin & Barneby var. ramosa | P. J. M. Maas 7343 | 10 Sep 1988 | Guyana | — | Rupununi River, Monkey Pond Landing,… | — | ||||
| Pachira nitida Kunth | P. J. M. Maas 6738 | 12 Oct 1987 | Brazil | Amazonas | Rio Negro, near mouth of… | — |
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| Pachira nitida Kunth | P. J. M. Maas 6727 | 12 Oct 1987 | Brazil | Amazonas | Rio Negro, near mouth of… | — |
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| Chamaecrista desvauxii var. mollissima (Benth.) H.S.Irwin & Barneby | P. J. M. Maas 5674 | 15 Oct 1981 | Guyana | — | Pakaraima Mts., Mt. Aymatoi | — | ||||
| Chamaecrista nictitans var. patellaria (DC. ex Collad.) Kartesz & K.N.Ghandi | P. J. M. Maas 7224 | 04 Sep 1988 | Guyana | — | Karanambo. | — |
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| Chamaecrista rotundifolia var. grandiflora (Benth.) H.S.Irwin & Barneby | P. J. M. Maas 4042 | 26 Oct 1979 | Guyana | — | Rupununi Distr., Chaakoitou, near Mountain… | — | ||||
| Chamaecrista serpens (L.) Greene var. serpens | P. J. M. Maas 3680 | 20 Oct 1979 | Guyana | — | Rupununi Distr., Manari | — | ||||
| Miconia brevipes Benth. | P. J. M. Maas 7225 | 03 Sep 1988 | Guyana | — | Road from Karanambo to Yupukari. | — |
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