Platygrapha — D. 8797. Plectocomia — IX 3471. — Sp. 4925. Pleurospermum ,— Sp. 3076: Plumbago - Sp. 4500. — De. 5540. Plumiera — Sp. 3982. Pluteus — Mu. 5307. Poa — Sp. 4604. — Mu. 5240, 5272 — De. 5420. Podocarpns — De. 5403. Poinciana — Tub. 5750. Polomonium — Sp. 4499. Polychidium — D. 3771. Polygala — De. 5512. Polygcmatnm — D. 3356, 3448. 3575. — Sp. 4038, 4880. Polygonum — Sp. 4879. — Mel. 5094. - Mu. 5269. Polyphylla — Tub. 5829. Polypodium — Sp. 4342. . Polyporus — Mu. 5284. Polysoiatis — Tub. 5311. Popnlus — D. 8415, 3536, 3788 bis. — My. 3886, 3916. — Sp. 4018, 4019, 4127, 4194 4256, 4257, 4284, 4557, 4643, 4646, 4726. — Mel. 6047, 6052, 5059. — De. 5575, 6636. — Tub: 5823. Portulaea — Sp. 4241. — Tub. 5755. Potentilla — Sp. 4567.— Mu. 5330. — St." 5706. Pou ouma — D. 3681. Prestonia — De. 5476. Primula — Sp. 4226, 4713. Prosopis — Sp. 3958. Profceacese — D. 3734. Prunus — D. 3350, 3632, 3706, 3851. — Sp. 3966, 3967, 4053, 4055, 4167, 4205, 4236, 4237. 4242, 4250,' 4274, 4286, 4344, 4358, 4387, 4401, 4455, 4529. 4569, 4589, 4591, 4629, 4752, 4786, 4839. — Mel. 5129.' — Mu. 5136, 5142, 5143, 5144, 5164, 5166, 5167, 5175, 5201, 5250, 5264. — De. 5391, 5402, 5405, 5430, 5431, 5451, 5490, 5585, 6586, 5587, 5594, 5615, 5625. — Tub. 5742, 5774, 5788, 5790, 6820, 6849. ; orlnm. 703 Psamma — Sp. 4138. Psidiuin — D. 3534. — Sp. 3960, 4820, 4821. — Mel. 4956. — Mu. 5193. Tub. 5852. Psyohotria D. — 3579, 3580. Ptelea — Sp. 4080, 4081. — Tub. 5743. Pterls — D. 8S50, 3855. — Sp. 4247. — Mel. 4991. Ptyobospernia — Mel. 4977. Puccinia — Sp. 4568. Punioa — Sp. 4092. Quercus — D. 8311, 3111, 3437, 8461, 8479, 3480: 3496, 3545, 3546, 3630 big, 8704, 3745, 3812, 3829, 3830, 3882. — My. 3901.— Sp.4020, 4021, 4022, 4023, 4258, 4271, 4272, 4306, 4833, 4376, 4463, 4795, 4825, 4862, 4916, . 4933. - Mel. 4940, 4941, 4974, 4975, 5041, 5072, 5105, 6118, 5119, 5120, 5121. — Mu. 5139, 5158, 5230, 6231, 5245, 6300. — De. 5389, 6442, 5456, 5467 bis, 5635. — St. 6648, 6667, 5689, 6692, 5714. — Tub. 6768, 5802, 5830 bis. Ranunculus — Mu. 5178. 5319, 5820, 5321, 5322. Raphia — Sp. 4538. Ratibida — De. 6562. Rauia — Sp. 4670. Reseda — Sp. 4050. Resina — St. 5661, 6717. Rhamuus — D. 3495. — Sp. 4426, 4485. Rhiaoeladium — D. 3309. Rnodea — Mel. 5032. Rhododendrum — D. 3639. 8715. — Sp. 3975, 3976, 4176, 4279, 4349, 4555, 4869. Rhodotypus — Sp. 4056. Rhus — D. 3774, 3812. — Sp. 4078. 4253, 4254, 4297, 4355, 4663, 479S), 4848. — De. 5602. Ribes — D. 3414 — Sp. 4158, 4292, 4315, 4563, 4792. — Mel. 4936. Riohardia — Mel. 4980. Riohar&sonia — De. 5557, 5658.