Volume 3

Catalogue of the African plants collected by Dr. Friedrich Welwitsch in 1853-61.

  • British Museum (Natural History) Department of Botany
Date:
1896-1901
Catalogue details

Licence: In copyright

Credit: Catalogue of the African plants collected by Dr. Friedrich Welwitsch in 1853-61. Source: Wellcome Collection.

    63/304 (page 567)
    Inula] by the Calumbo road ; fl. June 1858. Only one specimen. Puberulous; leaves paler beneath, submembranous, sessile. No. 3451. Barra do Bengo.—An erect slender annual herb, lijr to ft. high; stem reddish, branched, patently ramulose ; capitula compact, homo- gamous, yellow ; receptacle convex, tuberculate-papillose. In moist sandy-clayey pastures between Quicuxe and Cacuaco, abundant but only in very few spot3 ; fl. and fr. beginning of Aug. 1858. No. 3449. 2. I. glomerata 0. & H., l.c., p. 359; 0. Hoffm., l.c., p. 25. Ambaca.—A handsome perennial plant, 3 to 8 ft. high, and even higher, resembling a Phlomis in habit; stem erect, branched, densely clothed, as well as the leaves and floral involucres, with a white- yellowish felt ; flowers yellowish. In the more elevated mountainous places near Puri-Cacarambola, not abundant, also near Halo on the left bank of the river Lucala ; fl. middle of Oct. 1856. The lower leaves range up to 16 in. long by 6J in. broad. No. 3453- Huilla.—In wooded places at the outskirts of the forest among tall herbage, behind Erne in the direction of Ivantala ; a flowering branch collected in Dec. 1859, and a plant with root-leaves (ranging up to 18 in. long) apparently belonging to the same species in Feb. 1860. No. 3450. 3. I. Welwitschii 0. Hoffm., l.c. Huilla.—A tall perennial herb, 3 to 5 ft. high, before the develop- ment of the flowers resembling a Verbascum in habit ; radical leaves often l£ ft. high, tomentose as well as the strictly erect stem ; corolla yellow or yellowish, tubular, shortly 5-cleft, the lobes strictly erect ; anther-base acutely tailed ; style bulbous at the base, but little or scarcely exserted, the branches short, obtuse, often cohering ; achene somewhat pilose, without a callus at the base ; pappus uniseriate, setose ; the setae about 15, straight, often quasi-fasciculate at the base. In sparingly bushy pastures between Ferrao da Sola and Jau ; fl. and fr. April and May and end of March 1860. No. 3452. 4. I. huillensis Iiiern, sp. n. A perennial hispid-scaberulous herb, of a yellowish-green colour; stem straight, firm, sulcate-striate, subterete, not winged, pithy, to 4 ft. high, densely hairy at the base, corymbosely branched above at the inflorescence, hispid with multicellular hairs; lower leaves obovate or narrowly oval, rounded or obtusely narrowed and mucronulate at the apex, more or less narrowed or wedge- shaped at the petiolate or subpetiolate base, membranous, rather paler and less hispid beneath, denticulate, 8 to 10 in. long by 2 g to 3 in. broad, the radical leaves on petioles of 1 to 1^ in. long; the intermediate leaves alternate sessile, more ovate and gradually smaller; the uppermost leaves alternate lanceolate \ to 1 in. long; capitula homogamous, many-flowered, discoid, sub- hemispherical, | to 1 in. in diameter, on unequal pedicels ranging up to 4 in. long, arranged in an open rather few-headed terminal corymbose cyme bracteate (or leafy) especially at the divisions; bracts like the leaves but smaller; involucral scales 4- or 5-seriate, scabrid-puberulous at the back at least on the exposed parts, yellowish and rigid except the darker often revolute tips, the inner ones linear-lanceolate, acuminate, equalling the florets,